From f8e2be116c1207853a52abd0ff2a3c5583d6c81c Mon Sep 17 00:00:00 2001
From: MobiusDev <8391001+MobiusDevelopment@users.noreply.github.com>
Date: Tue, 26 Feb 2019 06:24:58 +0000
Subject: [PATCH] Proper listeners for agathion summoning.

---
 .../effecthandlers/SummonAgathion.java        |   2 +-
 .../effecthandlers/UnsummonAgathion.java      |  14 ++-
 .../Q00500_BrothersBoundInChains.java         | 115 ++++++++++--------
 .../game/data/stats/items/36000-36099.xml     |   1 +
 .../model/events/AbstractScript.java          |   8 --
 .../gameserver/model/events/EventType.java    |   2 +
 .../player/OnPlayerUnsummonAgathion.java      |  52 ++++++++
 .../gameserver/model/quest/Quest.java         |  22 ----
 .../effecthandlers/SummonAgathion.java        |   2 +-
 .../effecthandlers/UnsummonAgathion.java      |  14 ++-
 .../Q00500_BrothersBoundInChains.java         | 115 ++++++++++--------
 .../game/data/stats/items/36000-36099.xml     |   1 +
 .../model/events/AbstractScript.java          |   8 --
 .../gameserver/model/events/EventType.java    |   2 +
 .../player/OnPlayerUnsummonAgathion.java      |  52 ++++++++
 .../gameserver/model/quest/Quest.java         |  22 ----
 .../effecthandlers/SummonAgathion.java        |   2 +-
 .../effecthandlers/UnsummonAgathion.java      |  14 ++-
 .../Q00500_BrothersBoundInChains.java         | 113 +++++++++--------
 .../game/data/stats/items/36000-36099.xml     |   1 +
 .../model/events/AbstractScript.java          |   8 --
 .../gameserver/model/events/EventType.java    |   2 +
 .../player/OnPlayerUnsummonAgathion.java      |  52 ++++++++
 .../gameserver/model/quest/Quest.java         |  22 ----
 .../effecthandlers/SummonAgathion.java        |   2 +-
 .../effecthandlers/UnsummonAgathion.java      |  14 ++-
 .../Q00500_BrothersBoundInChains.java         | 113 +++++++++--------
 .../game/data/stats/items/36000-36099.xml     |   1 +
 .../model/events/AbstractScript.java          |   8 --
 .../gameserver/model/events/EventType.java    |   2 +
 .../player/OnPlayerUnsummonAgathion.java      |  52 ++++++++
 .../gameserver/model/quest/Quest.java         |  22 ----
 .../effecthandlers/SummonAgathion.java        |   2 +-
 .../effecthandlers/UnsummonAgathion.java      |  14 ++-
 .../Q00500_BrothersBoundInChains.java         | 113 +++++++++--------
 .../game/data/stats/items/36000-36099.xml     |   1 +
 .../model/events/AbstractScript.java          |   8 --
 .../gameserver/model/events/EventType.java    |   2 +
 .../player/OnPlayerUnsummonAgathion.java      |  52 ++++++++
 .../gameserver/model/quest/Quest.java         |  22 ----
 .../effecthandlers/SummonAgathion.java        |   2 +-
 .../effecthandlers/UnsummonAgathion.java      |  14 ++-
 .../Q00500_BrothersBoundInChains.java         | 113 +++++++++--------
 .../game/data/stats/items/36000-36099.xml     |   1 +
 .../model/events/AbstractScript.java          |   8 --
 .../gameserver/model/events/EventType.java    |   2 +
 .../player/OnPlayerUnsummonAgathion.java      |  52 ++++++++
 .../gameserver/model/quest/Quest.java         |  22 ----
 .../effecthandlers/SummonAgathion.java        |   2 +-
 .../effecthandlers/UnsummonAgathion.java      |  14 ++-
 .../model/events/AbstractScript.java          |   8 --
 .../gameserver/model/events/EventType.java    |   2 +
 .../player/OnPlayerUnsummonAgathion.java      |  52 ++++++++
 .../gameserver/model/quest/Quest.java         |  22 ----
 .../effecthandlers/SummonAgathion.java        |   2 +-
 .../effecthandlers/UnsummonAgathion.java      |  14 ++-
 .../Q00500_BrothersBoundInChains.java         |  53 ++++++--
 .../game/data/stats/items/70800-70899.xml     |   1 +
 .../model/events/AbstractScript.java          |   8 --
 .../gameserver/model/events/EventType.java    |   2 +
 .../player/OnPlayerUnsummonAgathion.java      |  52 ++++++++
 .../gameserver/model/quest/Quest.java         |  22 ----
 .../effecthandlers/SummonAgathion.java        |   2 +-
 .../effecthandlers/UnsummonAgathion.java      |  14 ++-
 .../Q00500_BrothersBoundInChains.java         |  53 ++++++--
 .../game/data/stats/items/70800-70899.xml     |   1 +
 .../model/events/AbstractScript.java          |   8 --
 .../gameserver/model/events/EventType.java    |   2 +
 .../player/OnPlayerUnsummonAgathion.java      |  52 ++++++++
 .../gameserver/model/quest/Quest.java         |  22 ----
 .../effecthandlers/SummonAgathion.java        |   2 +-
 .../effecthandlers/UnsummonAgathion.java      |  14 ++-
 .../Q00500_BrothersBoundInChains.java         |  53 ++++++--
 .../game/data/stats/items/70800-70899.xml     |   1 +
 .../model/events/AbstractScript.java          |   8 --
 .../gameserver/model/events/EventType.java    |   2 +
 .../player/OnPlayerUnsummonAgathion.java      |  52 ++++++++
 .../gameserver/model/quest/Quest.java         |  22 ----
 78 files changed, 1172 insertions(+), 678 deletions(-)
 create mode 100644 L2J_Mobius_1.0_Ertheia/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
 create mode 100644 L2J_Mobius_2.5_Underground/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
 create mode 100644 L2J_Mobius_3.0_Helios/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
 create mode 100644 L2J_Mobius_4.0_GrandCrusade/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
 create mode 100644 L2J_Mobius_5.0_Salvation/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
 create mode 100644 L2J_Mobius_5.5_EtinasFate/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
 create mode 100644 L2J_Mobius_Classic_2.0_Saviors/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
 create mode 100644 L2J_Mobius_Classic_2.1_Zaken/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
 create mode 100644 L2J_Mobius_Classic_2.2_Antharas/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
 create mode 100644 L2J_Mobius_Classic_2.3_SevenSigns/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java

diff --git a/L2J_Mobius_1.0_Ertheia/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java b/L2J_Mobius_1.0_Ertheia/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
index c73eb71458..f2d6f1b9c1 100644
--- a/L2J_Mobius_1.0_Ertheia/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
+++ b/L2J_Mobius_1.0_Ertheia/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
@@ -64,6 +64,6 @@ public final class SummonAgathion extends AbstractEffect
 		player.sendPacket(new ExUserInfoCubic(player));
 		player.broadcastCharInfo();
 		
-		EventDispatcher.getInstance().notifyEventAsync(new OnPlayerSummonAgathion(effector.getActingPlayer(), _npcId));
+		EventDispatcher.getInstance().notifyEventAsync(new OnPlayerSummonAgathion(player, _npcId));
 	}
 }
diff --git a/L2J_Mobius_1.0_Ertheia/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java b/L2J_Mobius_1.0_Ertheia/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
index abe6556524..b40b18f77f 100644
--- a/L2J_Mobius_1.0_Ertheia/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
+++ b/L2J_Mobius_1.0_Ertheia/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
@@ -20,6 +20,8 @@ import com.l2jmobius.gameserver.model.StatsSet;
 import com.l2jmobius.gameserver.model.actor.L2Character;
 import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
 import com.l2jmobius.gameserver.model.effects.AbstractEffect;
+import com.l2jmobius.gameserver.model.events.EventDispatcher;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
 import com.l2jmobius.gameserver.model.items.instance.L2ItemInstance;
 import com.l2jmobius.gameserver.model.skills.Skill;
 import com.l2jmobius.gameserver.network.serverpackets.ExUserInfoCubic;
@@ -46,9 +48,15 @@ public final class UnsummonAgathion extends AbstractEffect
 		final L2PcInstance player = effector.getActingPlayer();
 		if (player != null)
 		{
-			player.setAgathionId(0);
-			player.sendPacket(new ExUserInfoCubic(player));
-			player.broadcastCharInfo();
+			final int agathionId = player.getAgathionId();
+			if (agathionId > 0)
+			{
+				player.setAgathionId(0);
+				player.sendPacket(new ExUserInfoCubic(player));
+				player.broadcastCharInfo();
+				
+				EventDispatcher.getInstance().notifyEventAsync(new OnPlayerUnsummonAgathion(player, agathionId));
+			}
 		}
 	}
 }
diff --git a/L2J_Mobius_1.0_Ertheia/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java b/L2J_Mobius_1.0_Ertheia/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
index e949f329ed..c5cd98677b 100644
--- a/L2J_Mobius_1.0_Ertheia/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
+++ b/L2J_Mobius_1.0_Ertheia/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
@@ -16,28 +16,28 @@
  */
 package quests.Q00500_BrothersBoundInChains;
 
-import java.util.stream.IntStream;
-
-import com.l2jmobius.commons.util.Rnd;
 import com.l2jmobius.gameserver.data.xml.impl.SkillData;
 import com.l2jmobius.gameserver.enums.QuestType;
-import com.l2jmobius.gameserver.model.CharEffectList;
 import com.l2jmobius.gameserver.model.actor.L2Npc;
 import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
+import com.l2jmobius.gameserver.model.events.Containers;
 import com.l2jmobius.gameserver.model.events.EventType;
 import com.l2jmobius.gameserver.model.events.ListenerRegisterType;
 import com.l2jmobius.gameserver.model.events.annotations.RegisterEvent;
 import com.l2jmobius.gameserver.model.events.annotations.RegisterType;
 import com.l2jmobius.gameserver.model.events.impl.character.npc.OnAttackableKill;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonAgathion;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
+import com.l2jmobius.gameserver.model.events.listeners.ConsumerEventListener;
 import com.l2jmobius.gameserver.model.quest.Quest;
 import com.l2jmobius.gameserver.model.quest.QuestState;
 import com.l2jmobius.gameserver.model.quest.State;
 import com.l2jmobius.gameserver.model.skills.Skill;
 
 /**
- * @author Mathael
+ * Brothers Bound in Chains (500)
+ * @author Mathael, Mobius
  * @URL https://l2wiki.com/Brothers_Bound_in_Chains
- * @version Infinite Odyssey
  */
 public class Q00500_BrothersBoundInChains extends Quest
 {
@@ -47,36 +47,24 @@ public class Q00500_BrothersBoundInChains extends Quest
 	private static final int GEMSTONE_B = 2132;
 	private static final int PENITENT_MANACLES = 36060;
 	private static final int CRUMBS_OF_PENITENCE = 36077;
-	// Skills
-	private static final int HOUR_OF_PENITENCE[] =
-	{
-		15325,
-		15326,
-		15327,
-		15328,
-		15329
-	};
-	// Agathions
-	private static final int SIN_EATERS[] =
-	{
-		16098,
-		16099,
-		16100,
-		16101,
-		16102
-	};
-	// Misc
-	private static final int DROP_QI_CHANCE = 1; // in % TODO: check that value
-	private static final int MIN_LEVEL = 60;
+	// Skill
+	private static final int HOUR_OF_PENITENCE = 15325;
+	// Agathion
+	private static final int SIN_EATER = 16098;
+	// Others
+	private static final int DROP_QI_CHANCE = 5;
+	private static final int MIN_LEVEL = 85;
 	
 	public Q00500_BrothersBoundInChains()
 	{
 		super(500);
 		addStartNpc(DARK_JUDGE);
 		addTalkId(DARK_JUDGE);
-		addSummonAgathion();
 		registerQuestItems(PENITENT_MANACLES, CRUMBS_OF_PENITENCE);
 		addCondMinLevel(MIN_LEVEL, "30981-nopk.htm");
+		
+		Containers.Global().addListener(new ConsumerEventListener(Containers.Global(), EventType.ON_PLAYER_SUMMON_AGATHION, (OnPlayerSummonAgathion event) -> OnPlayerSummonAgathion(event), this));
+		Containers.Global().addListener(new ConsumerEventListener(Containers.Global(), EventType.ON_PLAYER_UNSUMMON_AGATHION, (OnPlayerUnsummonAgathion event) -> OnPlayerUnsummonAgathion(event), this));
 	}
 	
 	@Override
@@ -92,9 +80,9 @@ public class Q00500_BrothersBoundInChains extends Quest
 		{
 			case "buff":
 			{
-				if (player != null)
+				if ((player != null) && (player.getAgathionId() == SIN_EATER))
 				{
-					final Skill skill = SkillData.getInstance().getSkill(15325, 1); // Hour of Penitence
+					final Skill skill = SkillData.getInstance().getSkill(HOUR_OF_PENITENCE, 1); // Hour of Penitence
 					skill.activateSkill(player, player);
 					startQuestTimer("buff", 270000, null, player); // Rebuff every 4min30 (retail like)
 				}
@@ -128,7 +116,7 @@ public class Q00500_BrothersBoundInChains extends Quest
 				if (getQuestItemsCount(player, CRUMBS_OF_PENITENCE) >= 10)
 				{
 					takeItems(player, CRUMBS_OF_PENITENCE, -1);
-					player.setPkKills(Math.max(0, player.getPkKills() - Rnd.get(1, 10)));
+					player.setPkKills(Math.max(0, player.getPkKills() - getRandom(1, 10)));
 					qs.exitQuest(QuestType.DAILY, true);
 				}
 				else
@@ -192,45 +180,66 @@ public class Q00500_BrothersBoundInChains extends Quest
 		return htmltext;
 	}
 	
-	@Override
-	public void onSummonAgathion(L2PcInstance player, int agathionId)
+	private void OnPlayerSummonAgathion(OnPlayerSummonAgathion event)
 	{
-		if (IntStream.of(SIN_EATERS).anyMatch(x -> x == agathionId)) // TODO: Register IDs
+		final L2PcInstance player = event.getPlayer();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
+		if (qs == null)
+		{
+			return;
+		}
+		
+		if (event.getAgathionId() == SIN_EATER)
 		{
 			startQuestTimer("buff", 2500, null, player);
 		}
 	}
 	
+	private void OnPlayerUnsummonAgathion(OnPlayerUnsummonAgathion event)
+	{
+		final L2PcInstance player = event.getPlayer();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
+		if (qs == null)
+		{
+			return;
+		}
+		
+		if (event.getAgathionId() == SIN_EATER)
+		{
+			cancelQuestTimer("buff", null, player);
+			player.getEffectList().stopSkillEffects(true, HOUR_OF_PENITENCE);
+		}
+	}
+	
 	@RegisterEvent(EventType.ON_ATTACKABLE_KILL)
 	@RegisterType(ListenerRegisterType.GLOBAL_MONSTERS)
 	public void onAttackableKill(OnAttackableKill event)
 	{
-		final QuestState qs = getQuestState(event.getAttacker(), false);
+		final L2PcInstance player = event.getAttacker();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
 		if (qs == null)
 		{
 			return;
 		}
 		
-		// Player can drop more than 10 Crumbs of Penitence but there's no point in getting more than 10 (retail)
-		boolean isAffectedByHourOfPenitence = false;
-		final CharEffectList effects = event.getAttacker().getEffectList();
-		for (int i = 0; !isAffectedByHourOfPenitence && (i < HOUR_OF_PENITENCE.length); i++)
+		if (player.getEffectList().isAffectedBySkill(HOUR_OF_PENITENCE) && (getRandom(100) < DROP_QI_CHANCE))
 		{
-			if (effects.isAffectedBySkill(HOUR_OF_PENITENCE[i]))
+			giveItems(player, CRUMBS_OF_PENITENCE, 1);
+			if (!qs.isCond(2) && (getQuestItemsCount(player, CRUMBS_OF_PENITENCE) >= 10))
 			{
-				isAffectedByHourOfPenitence = true;
-			}
-		}
-		
-		if (isAffectedByHourOfPenitence)
-		{
-			if (Rnd.get(1, 100) <= DROP_QI_CHANCE)
-			{
-				giveItems(event.getAttacker(), CRUMBS_OF_PENITENCE, 1);
-				if (!qs.isCond(2) && (getQuestItemsCount(event.getAttacker(), CRUMBS_OF_PENITENCE) >= 10))
-				{
-					qs.setCond(2, true);
-				}
+				qs.setCond(2, true);
 			}
 		}
 	}
diff --git a/L2J_Mobius_1.0_Ertheia/dist/game/data/stats/items/36000-36099.xml b/L2J_Mobius_1.0_Ertheia/dist/game/data/stats/items/36000-36099.xml
index 2cd4445020..3d84ae5c15 100644
--- a/L2J_Mobius_1.0_Ertheia/dist/game/data/stats/items/36000-36099.xml
+++ b/L2J_Mobius_1.0_Ertheia/dist/game/data/stats/items/36000-36099.xml
@@ -1282,6 +1282,7 @@
 		<set name="weight" val="150" />
 		<skills>
 			<skill id="9601" level="1" /> <!-- Release Agathion's Seal - Sin Eater -->
+			<skill id="9606" level="1" /> <!-- Sealing Agathion -->
 			<skill id="9606" level="1" type="ON_UNEQUIP" /> <!-- Sealing Agathion -->
 		</skills>
 	</item>
diff --git a/L2J_Mobius_1.0_Ertheia/java/com/l2jmobius/gameserver/model/events/AbstractScript.java b/L2J_Mobius_1.0_Ertheia/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
index 83d2d134a0..068bdda136 100644
--- a/L2J_Mobius_1.0_Ertheia/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
+++ b/L2J_Mobius_1.0_Ertheia/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
@@ -100,7 +100,6 @@ import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerLogou
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerProfessionCancel;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerProfessionChange;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSkillLearn;
-import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonAgathion;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonSpawn;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonTalk;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnTrapAction;
@@ -1506,13 +1505,6 @@ public abstract class AbstractScript extends ManagedScript implements IEventTime
 		return registerConsumer(callback, EventType.ON_INSTANCE_STATUS_CHANGE, ListenerRegisterType.INSTANCE, templateIds);
 	}
 	
-	// ---------------------------------------------------------------------------------------------------------------------------
-	
-	protected final List<AbstractEventListener> setPlayerSummonAgathion(Consumer<OnPlayerSummonAgathion> callback)
-	{
-		return registerConsumer(callback, EventType.ON_PLAYER_SUMMON_AGATHION, ListenerRegisterType.GLOBAL);
-	}
-	
 	// --------------------------------------------------------------------------------------------------
 	// --------------------------------Default listener register methods---------------------------------
 	// --------------------------------------------------------------------------------------------------
diff --git a/L2J_Mobius_1.0_Ertheia/java/com/l2jmobius/gameserver/model/events/EventType.java b/L2J_Mobius_1.0_Ertheia/java/com/l2jmobius/gameserver/model/events/EventType.java
index 8e7fae6586..971e86f681 100644
--- a/L2J_Mobius_1.0_Ertheia/java/com/l2jmobius/gameserver/model/events/EventType.java
+++ b/L2J_Mobius_1.0_Ertheia/java/com/l2jmobius/gameserver/model/events/EventType.java
@@ -111,6 +111,7 @@ import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummo
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonSpawn;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonTalk;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerTransform;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnTrapAction;
 import com.l2jmobius.gameserver.model.events.impl.clan.OnClanWarFinish;
 import com.l2jmobius.gameserver.model.events.impl.clan.OnClanWarStart;
@@ -272,6 +273,7 @@ public enum EventType
 	ON_PLAYER_QUEST_ABORT(OnPlayerQuestAbort.class, void.class),
 	ON_PLAYER_QUEST_COMPLETE(OnPlayerQuestComplete.class, void.class),
 	ON_PLAYER_SUMMON_AGATHION(OnPlayerSummonAgathion.class, void.class),
+	ON_PLAYER_UNSUMMON_AGATHION(OnPlayerUnsummonAgathion.class, void.class),
 	
 	// Trap events
 	ON_TRAP_ACTION(OnTrapAction.class, void.class),
diff --git a/L2J_Mobius_1.0_Ertheia/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java b/L2J_Mobius_1.0_Ertheia/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
new file mode 100644
index 0000000000..22ea428fc9
--- /dev/null
+++ b/L2J_Mobius_1.0_Ertheia/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
@@ -0,0 +1,52 @@
+/*
+ * This file is part of the L2J Mobius project.
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.l2jmobius.gameserver.model.events.impl.character.player;
+
+import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
+import com.l2jmobius.gameserver.model.events.EventType;
+import com.l2jmobius.gameserver.model.events.impl.IBaseEvent;
+
+/**
+ * @author Mobius
+ */
+public class OnPlayerUnsummonAgathion implements IBaseEvent
+{
+	private final L2PcInstance _player;
+	private final int _agathionId;
+	
+	public OnPlayerUnsummonAgathion(L2PcInstance player, int agathionId)
+	{
+		_player = player;
+		_agathionId = agathionId;
+	}
+	
+	public L2PcInstance getPlayer()
+	{
+		return _player;
+	}
+	
+	public int getAgathionId()
+	{
+		return _agathionId;
+	}
+	
+	@Override
+	public EventType getType()
+	{
+		return EventType.ON_PLAYER_UNSUMMON_AGATHION;
+	}
+}
diff --git a/L2J_Mobius_1.0_Ertheia/java/com/l2jmobius/gameserver/model/quest/Quest.java b/L2J_Mobius_1.0_Ertheia/java/com/l2jmobius/gameserver/model/quest/Quest.java
index 7e9ae29932..798049beac 100644
--- a/L2J_Mobius_1.0_Ertheia/java/com/l2jmobius/gameserver/model/quest/Quest.java
+++ b/L2J_Mobius_1.0_Ertheia/java/com/l2jmobius/gameserver/model/quest/Quest.java
@@ -999,19 +999,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 		return false;
 	}
 	
-	public final void notifySummonAgathion(L2PcInstance player, int npcId)
-	{
-		try
-		{
-			onSummonAgathion(player, npcId);
-		}
-		catch (Exception e)
-		{
-			LOGGER.log(Level.WARNING, "Exception on onSummonAgathion() in notifySummonAgathion(): " + e.getMessage(), e);
-			return;
-		}
-	}
-	
 	// These are methods that java calls to invoke scripts.
 	
 	/**
@@ -1494,10 +1481,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 	{
 	}
 	
-	public void onSummonAgathion(L2PcInstance player, int agathionId)
-	{
-	}
-	
 	/**
 	 * @param npc
 	 * @param player
@@ -2412,11 +2395,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 		setInstanceLeaveId(event -> onInstanceLeave(event.getPlayer(), event.getInstanceWorld()), templateIds);
 	}
 	
-	public void addSummonAgathion()
-	{
-		setPlayerSummonAgathion(event -> notifySummonAgathion(event.getPlayer(), event.getAgathionId()));
-	}
-	
 	/**
 	 * Use this method to get a random party member from a player's party.<br>
 	 * Useful when distributing rewards after killing an NPC.
diff --git a/L2J_Mobius_2.5_Underground/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java b/L2J_Mobius_2.5_Underground/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
index c73eb71458..f2d6f1b9c1 100644
--- a/L2J_Mobius_2.5_Underground/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
+++ b/L2J_Mobius_2.5_Underground/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
@@ -64,6 +64,6 @@ public final class SummonAgathion extends AbstractEffect
 		player.sendPacket(new ExUserInfoCubic(player));
 		player.broadcastCharInfo();
 		
-		EventDispatcher.getInstance().notifyEventAsync(new OnPlayerSummonAgathion(effector.getActingPlayer(), _npcId));
+		EventDispatcher.getInstance().notifyEventAsync(new OnPlayerSummonAgathion(player, _npcId));
 	}
 }
diff --git a/L2J_Mobius_2.5_Underground/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java b/L2J_Mobius_2.5_Underground/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
index abe6556524..b40b18f77f 100644
--- a/L2J_Mobius_2.5_Underground/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
+++ b/L2J_Mobius_2.5_Underground/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
@@ -20,6 +20,8 @@ import com.l2jmobius.gameserver.model.StatsSet;
 import com.l2jmobius.gameserver.model.actor.L2Character;
 import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
 import com.l2jmobius.gameserver.model.effects.AbstractEffect;
+import com.l2jmobius.gameserver.model.events.EventDispatcher;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
 import com.l2jmobius.gameserver.model.items.instance.L2ItemInstance;
 import com.l2jmobius.gameserver.model.skills.Skill;
 import com.l2jmobius.gameserver.network.serverpackets.ExUserInfoCubic;
@@ -46,9 +48,15 @@ public final class UnsummonAgathion extends AbstractEffect
 		final L2PcInstance player = effector.getActingPlayer();
 		if (player != null)
 		{
-			player.setAgathionId(0);
-			player.sendPacket(new ExUserInfoCubic(player));
-			player.broadcastCharInfo();
+			final int agathionId = player.getAgathionId();
+			if (agathionId > 0)
+			{
+				player.setAgathionId(0);
+				player.sendPacket(new ExUserInfoCubic(player));
+				player.broadcastCharInfo();
+				
+				EventDispatcher.getInstance().notifyEventAsync(new OnPlayerUnsummonAgathion(player, agathionId));
+			}
 		}
 	}
 }
diff --git a/L2J_Mobius_2.5_Underground/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java b/L2J_Mobius_2.5_Underground/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
index e949f329ed..c5cd98677b 100644
--- a/L2J_Mobius_2.5_Underground/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
+++ b/L2J_Mobius_2.5_Underground/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
@@ -16,28 +16,28 @@
  */
 package quests.Q00500_BrothersBoundInChains;
 
-import java.util.stream.IntStream;
-
-import com.l2jmobius.commons.util.Rnd;
 import com.l2jmobius.gameserver.data.xml.impl.SkillData;
 import com.l2jmobius.gameserver.enums.QuestType;
-import com.l2jmobius.gameserver.model.CharEffectList;
 import com.l2jmobius.gameserver.model.actor.L2Npc;
 import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
+import com.l2jmobius.gameserver.model.events.Containers;
 import com.l2jmobius.gameserver.model.events.EventType;
 import com.l2jmobius.gameserver.model.events.ListenerRegisterType;
 import com.l2jmobius.gameserver.model.events.annotations.RegisterEvent;
 import com.l2jmobius.gameserver.model.events.annotations.RegisterType;
 import com.l2jmobius.gameserver.model.events.impl.character.npc.OnAttackableKill;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonAgathion;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
+import com.l2jmobius.gameserver.model.events.listeners.ConsumerEventListener;
 import com.l2jmobius.gameserver.model.quest.Quest;
 import com.l2jmobius.gameserver.model.quest.QuestState;
 import com.l2jmobius.gameserver.model.quest.State;
 import com.l2jmobius.gameserver.model.skills.Skill;
 
 /**
- * @author Mathael
+ * Brothers Bound in Chains (500)
+ * @author Mathael, Mobius
  * @URL https://l2wiki.com/Brothers_Bound_in_Chains
- * @version Infinite Odyssey
  */
 public class Q00500_BrothersBoundInChains extends Quest
 {
@@ -47,36 +47,24 @@ public class Q00500_BrothersBoundInChains extends Quest
 	private static final int GEMSTONE_B = 2132;
 	private static final int PENITENT_MANACLES = 36060;
 	private static final int CRUMBS_OF_PENITENCE = 36077;
-	// Skills
-	private static final int HOUR_OF_PENITENCE[] =
-	{
-		15325,
-		15326,
-		15327,
-		15328,
-		15329
-	};
-	// Agathions
-	private static final int SIN_EATERS[] =
-	{
-		16098,
-		16099,
-		16100,
-		16101,
-		16102
-	};
-	// Misc
-	private static final int DROP_QI_CHANCE = 1; // in % TODO: check that value
-	private static final int MIN_LEVEL = 60;
+	// Skill
+	private static final int HOUR_OF_PENITENCE = 15325;
+	// Agathion
+	private static final int SIN_EATER = 16098;
+	// Others
+	private static final int DROP_QI_CHANCE = 5;
+	private static final int MIN_LEVEL = 85;
 	
 	public Q00500_BrothersBoundInChains()
 	{
 		super(500);
 		addStartNpc(DARK_JUDGE);
 		addTalkId(DARK_JUDGE);
-		addSummonAgathion();
 		registerQuestItems(PENITENT_MANACLES, CRUMBS_OF_PENITENCE);
 		addCondMinLevel(MIN_LEVEL, "30981-nopk.htm");
+		
+		Containers.Global().addListener(new ConsumerEventListener(Containers.Global(), EventType.ON_PLAYER_SUMMON_AGATHION, (OnPlayerSummonAgathion event) -> OnPlayerSummonAgathion(event), this));
+		Containers.Global().addListener(new ConsumerEventListener(Containers.Global(), EventType.ON_PLAYER_UNSUMMON_AGATHION, (OnPlayerUnsummonAgathion event) -> OnPlayerUnsummonAgathion(event), this));
 	}
 	
 	@Override
@@ -92,9 +80,9 @@ public class Q00500_BrothersBoundInChains extends Quest
 		{
 			case "buff":
 			{
-				if (player != null)
+				if ((player != null) && (player.getAgathionId() == SIN_EATER))
 				{
-					final Skill skill = SkillData.getInstance().getSkill(15325, 1); // Hour of Penitence
+					final Skill skill = SkillData.getInstance().getSkill(HOUR_OF_PENITENCE, 1); // Hour of Penitence
 					skill.activateSkill(player, player);
 					startQuestTimer("buff", 270000, null, player); // Rebuff every 4min30 (retail like)
 				}
@@ -128,7 +116,7 @@ public class Q00500_BrothersBoundInChains extends Quest
 				if (getQuestItemsCount(player, CRUMBS_OF_PENITENCE) >= 10)
 				{
 					takeItems(player, CRUMBS_OF_PENITENCE, -1);
-					player.setPkKills(Math.max(0, player.getPkKills() - Rnd.get(1, 10)));
+					player.setPkKills(Math.max(0, player.getPkKills() - getRandom(1, 10)));
 					qs.exitQuest(QuestType.DAILY, true);
 				}
 				else
@@ -192,45 +180,66 @@ public class Q00500_BrothersBoundInChains extends Quest
 		return htmltext;
 	}
 	
-	@Override
-	public void onSummonAgathion(L2PcInstance player, int agathionId)
+	private void OnPlayerSummonAgathion(OnPlayerSummonAgathion event)
 	{
-		if (IntStream.of(SIN_EATERS).anyMatch(x -> x == agathionId)) // TODO: Register IDs
+		final L2PcInstance player = event.getPlayer();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
+		if (qs == null)
+		{
+			return;
+		}
+		
+		if (event.getAgathionId() == SIN_EATER)
 		{
 			startQuestTimer("buff", 2500, null, player);
 		}
 	}
 	
+	private void OnPlayerUnsummonAgathion(OnPlayerUnsummonAgathion event)
+	{
+		final L2PcInstance player = event.getPlayer();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
+		if (qs == null)
+		{
+			return;
+		}
+		
+		if (event.getAgathionId() == SIN_EATER)
+		{
+			cancelQuestTimer("buff", null, player);
+			player.getEffectList().stopSkillEffects(true, HOUR_OF_PENITENCE);
+		}
+	}
+	
 	@RegisterEvent(EventType.ON_ATTACKABLE_KILL)
 	@RegisterType(ListenerRegisterType.GLOBAL_MONSTERS)
 	public void onAttackableKill(OnAttackableKill event)
 	{
-		final QuestState qs = getQuestState(event.getAttacker(), false);
+		final L2PcInstance player = event.getAttacker();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
 		if (qs == null)
 		{
 			return;
 		}
 		
-		// Player can drop more than 10 Crumbs of Penitence but there's no point in getting more than 10 (retail)
-		boolean isAffectedByHourOfPenitence = false;
-		final CharEffectList effects = event.getAttacker().getEffectList();
-		for (int i = 0; !isAffectedByHourOfPenitence && (i < HOUR_OF_PENITENCE.length); i++)
+		if (player.getEffectList().isAffectedBySkill(HOUR_OF_PENITENCE) && (getRandom(100) < DROP_QI_CHANCE))
 		{
-			if (effects.isAffectedBySkill(HOUR_OF_PENITENCE[i]))
+			giveItems(player, CRUMBS_OF_PENITENCE, 1);
+			if (!qs.isCond(2) && (getQuestItemsCount(player, CRUMBS_OF_PENITENCE) >= 10))
 			{
-				isAffectedByHourOfPenitence = true;
-			}
-		}
-		
-		if (isAffectedByHourOfPenitence)
-		{
-			if (Rnd.get(1, 100) <= DROP_QI_CHANCE)
-			{
-				giveItems(event.getAttacker(), CRUMBS_OF_PENITENCE, 1);
-				if (!qs.isCond(2) && (getQuestItemsCount(event.getAttacker(), CRUMBS_OF_PENITENCE) >= 10))
-				{
-					qs.setCond(2, true);
-				}
+				qs.setCond(2, true);
 			}
 		}
 	}
diff --git a/L2J_Mobius_2.5_Underground/dist/game/data/stats/items/36000-36099.xml b/L2J_Mobius_2.5_Underground/dist/game/data/stats/items/36000-36099.xml
index 607fcd3069..6e30632d89 100644
--- a/L2J_Mobius_2.5_Underground/dist/game/data/stats/items/36000-36099.xml
+++ b/L2J_Mobius_2.5_Underground/dist/game/data/stats/items/36000-36099.xml
@@ -1282,6 +1282,7 @@
 		<set name="weight" val="150" />
 		<skills>
 			<skill id="9601" level="1" /> <!-- Release Agathion's Seal - Sin Eater -->
+			<skill id="9606" level="1" /> <!-- Sealing Agathion -->
 			<skill id="9606" level="1" type="ON_UNEQUIP" /> <!-- Sealing Agathion -->
 		</skills>
 	</item>
diff --git a/L2J_Mobius_2.5_Underground/java/com/l2jmobius/gameserver/model/events/AbstractScript.java b/L2J_Mobius_2.5_Underground/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
index 83d2d134a0..068bdda136 100644
--- a/L2J_Mobius_2.5_Underground/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
+++ b/L2J_Mobius_2.5_Underground/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
@@ -100,7 +100,6 @@ import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerLogou
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerProfessionCancel;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerProfessionChange;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSkillLearn;
-import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonAgathion;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonSpawn;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonTalk;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnTrapAction;
@@ -1506,13 +1505,6 @@ public abstract class AbstractScript extends ManagedScript implements IEventTime
 		return registerConsumer(callback, EventType.ON_INSTANCE_STATUS_CHANGE, ListenerRegisterType.INSTANCE, templateIds);
 	}
 	
-	// ---------------------------------------------------------------------------------------------------------------------------
-	
-	protected final List<AbstractEventListener> setPlayerSummonAgathion(Consumer<OnPlayerSummonAgathion> callback)
-	{
-		return registerConsumer(callback, EventType.ON_PLAYER_SUMMON_AGATHION, ListenerRegisterType.GLOBAL);
-	}
-	
 	// --------------------------------------------------------------------------------------------------
 	// --------------------------------Default listener register methods---------------------------------
 	// --------------------------------------------------------------------------------------------------
diff --git a/L2J_Mobius_2.5_Underground/java/com/l2jmobius/gameserver/model/events/EventType.java b/L2J_Mobius_2.5_Underground/java/com/l2jmobius/gameserver/model/events/EventType.java
index 8e7fae6586..971e86f681 100644
--- a/L2J_Mobius_2.5_Underground/java/com/l2jmobius/gameserver/model/events/EventType.java
+++ b/L2J_Mobius_2.5_Underground/java/com/l2jmobius/gameserver/model/events/EventType.java
@@ -111,6 +111,7 @@ import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummo
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonSpawn;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonTalk;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerTransform;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnTrapAction;
 import com.l2jmobius.gameserver.model.events.impl.clan.OnClanWarFinish;
 import com.l2jmobius.gameserver.model.events.impl.clan.OnClanWarStart;
@@ -272,6 +273,7 @@ public enum EventType
 	ON_PLAYER_QUEST_ABORT(OnPlayerQuestAbort.class, void.class),
 	ON_PLAYER_QUEST_COMPLETE(OnPlayerQuestComplete.class, void.class),
 	ON_PLAYER_SUMMON_AGATHION(OnPlayerSummonAgathion.class, void.class),
+	ON_PLAYER_UNSUMMON_AGATHION(OnPlayerUnsummonAgathion.class, void.class),
 	
 	// Trap events
 	ON_TRAP_ACTION(OnTrapAction.class, void.class),
diff --git a/L2J_Mobius_2.5_Underground/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java b/L2J_Mobius_2.5_Underground/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
new file mode 100644
index 0000000000..22ea428fc9
--- /dev/null
+++ b/L2J_Mobius_2.5_Underground/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
@@ -0,0 +1,52 @@
+/*
+ * This file is part of the L2J Mobius project.
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.l2jmobius.gameserver.model.events.impl.character.player;
+
+import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
+import com.l2jmobius.gameserver.model.events.EventType;
+import com.l2jmobius.gameserver.model.events.impl.IBaseEvent;
+
+/**
+ * @author Mobius
+ */
+public class OnPlayerUnsummonAgathion implements IBaseEvent
+{
+	private final L2PcInstance _player;
+	private final int _agathionId;
+	
+	public OnPlayerUnsummonAgathion(L2PcInstance player, int agathionId)
+	{
+		_player = player;
+		_agathionId = agathionId;
+	}
+	
+	public L2PcInstance getPlayer()
+	{
+		return _player;
+	}
+	
+	public int getAgathionId()
+	{
+		return _agathionId;
+	}
+	
+	@Override
+	public EventType getType()
+	{
+		return EventType.ON_PLAYER_UNSUMMON_AGATHION;
+	}
+}
diff --git a/L2J_Mobius_2.5_Underground/java/com/l2jmobius/gameserver/model/quest/Quest.java b/L2J_Mobius_2.5_Underground/java/com/l2jmobius/gameserver/model/quest/Quest.java
index dda1f3205e..132378a4bb 100644
--- a/L2J_Mobius_2.5_Underground/java/com/l2jmobius/gameserver/model/quest/Quest.java
+++ b/L2J_Mobius_2.5_Underground/java/com/l2jmobius/gameserver/model/quest/Quest.java
@@ -1001,19 +1001,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 		return false;
 	}
 	
-	public final void notifySummonAgathion(L2PcInstance player, int npcId)
-	{
-		try
-		{
-			onSummonAgathion(player, npcId);
-		}
-		catch (Exception e)
-		{
-			LOGGER.log(Level.WARNING, "Exception on onSummonAgathion() in notifySummonAgathion(): " + e.getMessage(), e);
-			return;
-		}
-	}
-	
 	// These are methods that java calls to invoke scripts.
 	
 	/**
@@ -1496,10 +1483,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 	{
 	}
 	
-	public void onSummonAgathion(L2PcInstance player, int agathionId)
-	{
-	}
-	
 	/**
 	 * @param npc
 	 * @param player
@@ -2414,11 +2397,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 		setInstanceLeaveId(event -> onInstanceLeave(event.getPlayer(), event.getInstanceWorld()), templateIds);
 	}
 	
-	public void addSummonAgathion()
-	{
-		setPlayerSummonAgathion(event -> notifySummonAgathion(event.getPlayer(), event.getAgathionId()));
-	}
-	
 	/**
 	 * Use this method to get a random party member from a player's party.<br>
 	 * Useful when distributing rewards after killing an NPC.
diff --git a/L2J_Mobius_3.0_Helios/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java b/L2J_Mobius_3.0_Helios/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
index c73eb71458..f2d6f1b9c1 100644
--- a/L2J_Mobius_3.0_Helios/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
+++ b/L2J_Mobius_3.0_Helios/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
@@ -64,6 +64,6 @@ public final class SummonAgathion extends AbstractEffect
 		player.sendPacket(new ExUserInfoCubic(player));
 		player.broadcastCharInfo();
 		
-		EventDispatcher.getInstance().notifyEventAsync(new OnPlayerSummonAgathion(effector.getActingPlayer(), _npcId));
+		EventDispatcher.getInstance().notifyEventAsync(new OnPlayerSummonAgathion(player, _npcId));
 	}
 }
diff --git a/L2J_Mobius_3.0_Helios/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java b/L2J_Mobius_3.0_Helios/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
index abe6556524..b40b18f77f 100644
--- a/L2J_Mobius_3.0_Helios/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
+++ b/L2J_Mobius_3.0_Helios/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
@@ -20,6 +20,8 @@ import com.l2jmobius.gameserver.model.StatsSet;
 import com.l2jmobius.gameserver.model.actor.L2Character;
 import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
 import com.l2jmobius.gameserver.model.effects.AbstractEffect;
+import com.l2jmobius.gameserver.model.events.EventDispatcher;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
 import com.l2jmobius.gameserver.model.items.instance.L2ItemInstance;
 import com.l2jmobius.gameserver.model.skills.Skill;
 import com.l2jmobius.gameserver.network.serverpackets.ExUserInfoCubic;
@@ -46,9 +48,15 @@ public final class UnsummonAgathion extends AbstractEffect
 		final L2PcInstance player = effector.getActingPlayer();
 		if (player != null)
 		{
-			player.setAgathionId(0);
-			player.sendPacket(new ExUserInfoCubic(player));
-			player.broadcastCharInfo();
+			final int agathionId = player.getAgathionId();
+			if (agathionId > 0)
+			{
+				player.setAgathionId(0);
+				player.sendPacket(new ExUserInfoCubic(player));
+				player.broadcastCharInfo();
+				
+				EventDispatcher.getInstance().notifyEventAsync(new OnPlayerUnsummonAgathion(player, agathionId));
+			}
 		}
 	}
 }
diff --git a/L2J_Mobius_3.0_Helios/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java b/L2J_Mobius_3.0_Helios/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
index db842fdcf4..c5cd98677b 100644
--- a/L2J_Mobius_3.0_Helios/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
+++ b/L2J_Mobius_3.0_Helios/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
@@ -16,28 +16,28 @@
  */
 package quests.Q00500_BrothersBoundInChains;
 
-import java.util.stream.IntStream;
-
-import com.l2jmobius.commons.util.Rnd;
 import com.l2jmobius.gameserver.data.xml.impl.SkillData;
 import com.l2jmobius.gameserver.enums.QuestType;
-import com.l2jmobius.gameserver.model.CharEffectList;
 import com.l2jmobius.gameserver.model.actor.L2Npc;
 import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
+import com.l2jmobius.gameserver.model.events.Containers;
 import com.l2jmobius.gameserver.model.events.EventType;
 import com.l2jmobius.gameserver.model.events.ListenerRegisterType;
 import com.l2jmobius.gameserver.model.events.annotations.RegisterEvent;
 import com.l2jmobius.gameserver.model.events.annotations.RegisterType;
 import com.l2jmobius.gameserver.model.events.impl.character.npc.OnAttackableKill;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonAgathion;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
+import com.l2jmobius.gameserver.model.events.listeners.ConsumerEventListener;
 import com.l2jmobius.gameserver.model.quest.Quest;
 import com.l2jmobius.gameserver.model.quest.QuestState;
 import com.l2jmobius.gameserver.model.quest.State;
 import com.l2jmobius.gameserver.model.skills.Skill;
 
 /**
- * @author Mathael
+ * Brothers Bound in Chains (500)
+ * @author Mathael, Mobius
  * @URL https://l2wiki.com/Brothers_Bound_in_Chains
- * @version Infinite Odyssey
  */
 public class Q00500_BrothersBoundInChains extends Quest
 {
@@ -47,26 +47,12 @@ public class Q00500_BrothersBoundInChains extends Quest
 	private static final int GEMSTONE_B = 2132;
 	private static final int PENITENT_MANACLES = 36060;
 	private static final int CRUMBS_OF_PENITENCE = 36077;
-	// Skills
-	private static final int HOUR_OF_PENITENCE[] =
-	{
-		15325,
-		15326,
-		15327,
-		15328,
-		15329
-	};
-	// Agathions
-	private static final int SIN_EATERS[] =
-	{
-		16098,
-		16099,
-		16100,
-		16101,
-		16102
-	};
-	// Misc
-	private static final int DROP_QI_CHANCE = 5; // in % TODO: check that value
+	// Skill
+	private static final int HOUR_OF_PENITENCE = 15325;
+	// Agathion
+	private static final int SIN_EATER = 16098;
+	// Others
+	private static final int DROP_QI_CHANCE = 5;
 	private static final int MIN_LEVEL = 85;
 	
 	public Q00500_BrothersBoundInChains()
@@ -74,9 +60,11 @@ public class Q00500_BrothersBoundInChains extends Quest
 		super(500);
 		addStartNpc(DARK_JUDGE);
 		addTalkId(DARK_JUDGE);
-		addSummonAgathion();
 		registerQuestItems(PENITENT_MANACLES, CRUMBS_OF_PENITENCE);
 		addCondMinLevel(MIN_LEVEL, "30981-nopk.htm");
+		
+		Containers.Global().addListener(new ConsumerEventListener(Containers.Global(), EventType.ON_PLAYER_SUMMON_AGATHION, (OnPlayerSummonAgathion event) -> OnPlayerSummonAgathion(event), this));
+		Containers.Global().addListener(new ConsumerEventListener(Containers.Global(), EventType.ON_PLAYER_UNSUMMON_AGATHION, (OnPlayerUnsummonAgathion event) -> OnPlayerUnsummonAgathion(event), this));
 	}
 	
 	@Override
@@ -92,9 +80,9 @@ public class Q00500_BrothersBoundInChains extends Quest
 		{
 			case "buff":
 			{
-				if (player != null)
+				if ((player != null) && (player.getAgathionId() == SIN_EATER))
 				{
-					final Skill skill = SkillData.getInstance().getSkill(15325, 1); // Hour of Penitence
+					final Skill skill = SkillData.getInstance().getSkill(HOUR_OF_PENITENCE, 1); // Hour of Penitence
 					skill.activateSkill(player, player);
 					startQuestTimer("buff", 270000, null, player); // Rebuff every 4min30 (retail like)
 				}
@@ -128,7 +116,7 @@ public class Q00500_BrothersBoundInChains extends Quest
 				if (getQuestItemsCount(player, CRUMBS_OF_PENITENCE) >= 10)
 				{
 					takeItems(player, CRUMBS_OF_PENITENCE, -1);
-					player.setPkKills(Math.max(0, player.getPkKills() - Rnd.get(1, 10)));
+					player.setPkKills(Math.max(0, player.getPkKills() - getRandom(1, 10)));
 					qs.exitQuest(QuestType.DAILY, true);
 				}
 				else
@@ -192,45 +180,66 @@ public class Q00500_BrothersBoundInChains extends Quest
 		return htmltext;
 	}
 	
-	@Override
-	public void onSummonAgathion(L2PcInstance player, int agathionId)
+	private void OnPlayerSummonAgathion(OnPlayerSummonAgathion event)
 	{
-		if (IntStream.of(SIN_EATERS).anyMatch(x -> x == agathionId)) // TODO: Register IDs
+		final L2PcInstance player = event.getPlayer();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
+		if (qs == null)
+		{
+			return;
+		}
+		
+		if (event.getAgathionId() == SIN_EATER)
 		{
 			startQuestTimer("buff", 2500, null, player);
 		}
 	}
 	
+	private void OnPlayerUnsummonAgathion(OnPlayerUnsummonAgathion event)
+	{
+		final L2PcInstance player = event.getPlayer();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
+		if (qs == null)
+		{
+			return;
+		}
+		
+		if (event.getAgathionId() == SIN_EATER)
+		{
+			cancelQuestTimer("buff", null, player);
+			player.getEffectList().stopSkillEffects(true, HOUR_OF_PENITENCE);
+		}
+	}
+	
 	@RegisterEvent(EventType.ON_ATTACKABLE_KILL)
 	@RegisterType(ListenerRegisterType.GLOBAL_MONSTERS)
 	public void onAttackableKill(OnAttackableKill event)
 	{
-		final QuestState qs = getQuestState(event.getAttacker(), false);
+		final L2PcInstance player = event.getAttacker();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
 		if (qs == null)
 		{
 			return;
 		}
 		
-		// Player can drop more than 10 Crumbs of Penitence but there's no point in getting more than 10 (retail)
-		boolean isAffectedByHourOfPenitence = false;
-		final CharEffectList effects = event.getAttacker().getEffectList();
-		for (int i = 0; !isAffectedByHourOfPenitence && (i < HOUR_OF_PENITENCE.length); i++)
+		if (player.getEffectList().isAffectedBySkill(HOUR_OF_PENITENCE) && (getRandom(100) < DROP_QI_CHANCE))
 		{
-			if (effects.isAffectedBySkill(HOUR_OF_PENITENCE[i]))
+			giveItems(player, CRUMBS_OF_PENITENCE, 1);
+			if (!qs.isCond(2) && (getQuestItemsCount(player, CRUMBS_OF_PENITENCE) >= 10))
 			{
-				isAffectedByHourOfPenitence = true;
-			}
-		}
-		
-		if (isAffectedByHourOfPenitence)
-		{
-			if (Rnd.get(1, 100) <= DROP_QI_CHANCE)
-			{
-				giveItems(event.getAttacker(), CRUMBS_OF_PENITENCE, 1);
-				if (!qs.isCond(2) && (getQuestItemsCount(event.getAttacker(), CRUMBS_OF_PENITENCE) >= 10))
-				{
-					qs.setCond(2, true);
-				}
+				qs.setCond(2, true);
 			}
 		}
 	}
diff --git a/L2J_Mobius_3.0_Helios/dist/game/data/stats/items/36000-36099.xml b/L2J_Mobius_3.0_Helios/dist/game/data/stats/items/36000-36099.xml
index 80b0c6fa9b..a287395d0c 100644
--- a/L2J_Mobius_3.0_Helios/dist/game/data/stats/items/36000-36099.xml
+++ b/L2J_Mobius_3.0_Helios/dist/game/data/stats/items/36000-36099.xml
@@ -1282,6 +1282,7 @@
 		<set name="weight" val="150" />
 		<skills>
 			<skill id="9601" level="1" /> <!-- Release Agathion's Seal - Sin Eater -->
+			<skill id="9606" level="1" /> <!-- Sealing Agathion -->
 			<skill id="9606" level="1" type="ON_UNEQUIP" /> <!-- Sealing Agathion -->
 		</skills>
 	</item>
diff --git a/L2J_Mobius_3.0_Helios/java/com/l2jmobius/gameserver/model/events/AbstractScript.java b/L2J_Mobius_3.0_Helios/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
index 5eead0123d..de0b88363e 100644
--- a/L2J_Mobius_3.0_Helios/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
+++ b/L2J_Mobius_3.0_Helios/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
@@ -101,7 +101,6 @@ import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerLogou
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerProfessionCancel;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerProfessionChange;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSkillLearn;
-import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonAgathion;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonSpawn;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonTalk;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnTrapAction;
@@ -1507,13 +1506,6 @@ public abstract class AbstractScript extends ManagedScript implements IEventTime
 		return registerConsumer(callback, EventType.ON_INSTANCE_STATUS_CHANGE, ListenerRegisterType.INSTANCE, templateIds);
 	}
 	
-	// ---------------------------------------------------------------------------------------------------------------------------
-	
-	protected final List<AbstractEventListener> setPlayerSummonAgathion(Consumer<OnPlayerSummonAgathion> callback)
-	{
-		return registerConsumer(callback, EventType.ON_PLAYER_SUMMON_AGATHION, ListenerRegisterType.GLOBAL);
-	}
-	
 	// --------------------------------------------------------------------------------------------------
 	// --------------------------------Default listener register methods---------------------------------
 	// --------------------------------------------------------------------------------------------------
diff --git a/L2J_Mobius_3.0_Helios/java/com/l2jmobius/gameserver/model/events/EventType.java b/L2J_Mobius_3.0_Helios/java/com/l2jmobius/gameserver/model/events/EventType.java
index 8e7fae6586..971e86f681 100644
--- a/L2J_Mobius_3.0_Helios/java/com/l2jmobius/gameserver/model/events/EventType.java
+++ b/L2J_Mobius_3.0_Helios/java/com/l2jmobius/gameserver/model/events/EventType.java
@@ -111,6 +111,7 @@ import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummo
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonSpawn;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonTalk;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerTransform;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnTrapAction;
 import com.l2jmobius.gameserver.model.events.impl.clan.OnClanWarFinish;
 import com.l2jmobius.gameserver.model.events.impl.clan.OnClanWarStart;
@@ -272,6 +273,7 @@ public enum EventType
 	ON_PLAYER_QUEST_ABORT(OnPlayerQuestAbort.class, void.class),
 	ON_PLAYER_QUEST_COMPLETE(OnPlayerQuestComplete.class, void.class),
 	ON_PLAYER_SUMMON_AGATHION(OnPlayerSummonAgathion.class, void.class),
+	ON_PLAYER_UNSUMMON_AGATHION(OnPlayerUnsummonAgathion.class, void.class),
 	
 	// Trap events
 	ON_TRAP_ACTION(OnTrapAction.class, void.class),
diff --git a/L2J_Mobius_3.0_Helios/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java b/L2J_Mobius_3.0_Helios/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
new file mode 100644
index 0000000000..22ea428fc9
--- /dev/null
+++ b/L2J_Mobius_3.0_Helios/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
@@ -0,0 +1,52 @@
+/*
+ * This file is part of the L2J Mobius project.
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.l2jmobius.gameserver.model.events.impl.character.player;
+
+import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
+import com.l2jmobius.gameserver.model.events.EventType;
+import com.l2jmobius.gameserver.model.events.impl.IBaseEvent;
+
+/**
+ * @author Mobius
+ */
+public class OnPlayerUnsummonAgathion implements IBaseEvent
+{
+	private final L2PcInstance _player;
+	private final int _agathionId;
+	
+	public OnPlayerUnsummonAgathion(L2PcInstance player, int agathionId)
+	{
+		_player = player;
+		_agathionId = agathionId;
+	}
+	
+	public L2PcInstance getPlayer()
+	{
+		return _player;
+	}
+	
+	public int getAgathionId()
+	{
+		return _agathionId;
+	}
+	
+	@Override
+	public EventType getType()
+	{
+		return EventType.ON_PLAYER_UNSUMMON_AGATHION;
+	}
+}
diff --git a/L2J_Mobius_3.0_Helios/java/com/l2jmobius/gameserver/model/quest/Quest.java b/L2J_Mobius_3.0_Helios/java/com/l2jmobius/gameserver/model/quest/Quest.java
index 9e4273efbd..455fa929f9 100644
--- a/L2J_Mobius_3.0_Helios/java/com/l2jmobius/gameserver/model/quest/Quest.java
+++ b/L2J_Mobius_3.0_Helios/java/com/l2jmobius/gameserver/model/quest/Quest.java
@@ -1002,19 +1002,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 		return false;
 	}
 	
-	public final void notifySummonAgathion(L2PcInstance player, int npcId)
-	{
-		try
-		{
-			onSummonAgathion(player, npcId);
-		}
-		catch (Exception e)
-		{
-			LOGGER.log(Level.WARNING, "Exception on onSummonAgathion() in notifySummonAgathion(): " + e.getMessage(), e);
-			return;
-		}
-	}
-	
 	// These are methods that java calls to invoke scripts.
 	
 	/**
@@ -1497,10 +1484,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 	{
 	}
 	
-	public void onSummonAgathion(L2PcInstance player, int agathionId)
-	{
-	}
-	
 	/**
 	 * @param npc
 	 * @param player
@@ -2415,11 +2398,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 		setInstanceLeaveId(event -> onInstanceLeave(event.getPlayer(), event.getInstanceWorld()), templateIds);
 	}
 	
-	public void addSummonAgathion()
-	{
-		setPlayerSummonAgathion(event -> notifySummonAgathion(event.getPlayer(), event.getAgathionId()));
-	}
-	
 	/**
 	 * Use this method to get a random party member from a player's party.<br>
 	 * Useful when distributing rewards after killing an NPC.
diff --git a/L2J_Mobius_4.0_GrandCrusade/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java b/L2J_Mobius_4.0_GrandCrusade/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
index c73eb71458..f2d6f1b9c1 100644
--- a/L2J_Mobius_4.0_GrandCrusade/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
+++ b/L2J_Mobius_4.0_GrandCrusade/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
@@ -64,6 +64,6 @@ public final class SummonAgathion extends AbstractEffect
 		player.sendPacket(new ExUserInfoCubic(player));
 		player.broadcastCharInfo();
 		
-		EventDispatcher.getInstance().notifyEventAsync(new OnPlayerSummonAgathion(effector.getActingPlayer(), _npcId));
+		EventDispatcher.getInstance().notifyEventAsync(new OnPlayerSummonAgathion(player, _npcId));
 	}
 }
diff --git a/L2J_Mobius_4.0_GrandCrusade/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java b/L2J_Mobius_4.0_GrandCrusade/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
index abe6556524..b40b18f77f 100644
--- a/L2J_Mobius_4.0_GrandCrusade/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
+++ b/L2J_Mobius_4.0_GrandCrusade/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
@@ -20,6 +20,8 @@ import com.l2jmobius.gameserver.model.StatsSet;
 import com.l2jmobius.gameserver.model.actor.L2Character;
 import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
 import com.l2jmobius.gameserver.model.effects.AbstractEffect;
+import com.l2jmobius.gameserver.model.events.EventDispatcher;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
 import com.l2jmobius.gameserver.model.items.instance.L2ItemInstance;
 import com.l2jmobius.gameserver.model.skills.Skill;
 import com.l2jmobius.gameserver.network.serverpackets.ExUserInfoCubic;
@@ -46,9 +48,15 @@ public final class UnsummonAgathion extends AbstractEffect
 		final L2PcInstance player = effector.getActingPlayer();
 		if (player != null)
 		{
-			player.setAgathionId(0);
-			player.sendPacket(new ExUserInfoCubic(player));
-			player.broadcastCharInfo();
+			final int agathionId = player.getAgathionId();
+			if (agathionId > 0)
+			{
+				player.setAgathionId(0);
+				player.sendPacket(new ExUserInfoCubic(player));
+				player.broadcastCharInfo();
+				
+				EventDispatcher.getInstance().notifyEventAsync(new OnPlayerUnsummonAgathion(player, agathionId));
+			}
 		}
 	}
 }
diff --git a/L2J_Mobius_4.0_GrandCrusade/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java b/L2J_Mobius_4.0_GrandCrusade/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
index db842fdcf4..c5cd98677b 100644
--- a/L2J_Mobius_4.0_GrandCrusade/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
+++ b/L2J_Mobius_4.0_GrandCrusade/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
@@ -16,28 +16,28 @@
  */
 package quests.Q00500_BrothersBoundInChains;
 
-import java.util.stream.IntStream;
-
-import com.l2jmobius.commons.util.Rnd;
 import com.l2jmobius.gameserver.data.xml.impl.SkillData;
 import com.l2jmobius.gameserver.enums.QuestType;
-import com.l2jmobius.gameserver.model.CharEffectList;
 import com.l2jmobius.gameserver.model.actor.L2Npc;
 import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
+import com.l2jmobius.gameserver.model.events.Containers;
 import com.l2jmobius.gameserver.model.events.EventType;
 import com.l2jmobius.gameserver.model.events.ListenerRegisterType;
 import com.l2jmobius.gameserver.model.events.annotations.RegisterEvent;
 import com.l2jmobius.gameserver.model.events.annotations.RegisterType;
 import com.l2jmobius.gameserver.model.events.impl.character.npc.OnAttackableKill;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonAgathion;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
+import com.l2jmobius.gameserver.model.events.listeners.ConsumerEventListener;
 import com.l2jmobius.gameserver.model.quest.Quest;
 import com.l2jmobius.gameserver.model.quest.QuestState;
 import com.l2jmobius.gameserver.model.quest.State;
 import com.l2jmobius.gameserver.model.skills.Skill;
 
 /**
- * @author Mathael
+ * Brothers Bound in Chains (500)
+ * @author Mathael, Mobius
  * @URL https://l2wiki.com/Brothers_Bound_in_Chains
- * @version Infinite Odyssey
  */
 public class Q00500_BrothersBoundInChains extends Quest
 {
@@ -47,26 +47,12 @@ public class Q00500_BrothersBoundInChains extends Quest
 	private static final int GEMSTONE_B = 2132;
 	private static final int PENITENT_MANACLES = 36060;
 	private static final int CRUMBS_OF_PENITENCE = 36077;
-	// Skills
-	private static final int HOUR_OF_PENITENCE[] =
-	{
-		15325,
-		15326,
-		15327,
-		15328,
-		15329
-	};
-	// Agathions
-	private static final int SIN_EATERS[] =
-	{
-		16098,
-		16099,
-		16100,
-		16101,
-		16102
-	};
-	// Misc
-	private static final int DROP_QI_CHANCE = 5; // in % TODO: check that value
+	// Skill
+	private static final int HOUR_OF_PENITENCE = 15325;
+	// Agathion
+	private static final int SIN_EATER = 16098;
+	// Others
+	private static final int DROP_QI_CHANCE = 5;
 	private static final int MIN_LEVEL = 85;
 	
 	public Q00500_BrothersBoundInChains()
@@ -74,9 +60,11 @@ public class Q00500_BrothersBoundInChains extends Quest
 		super(500);
 		addStartNpc(DARK_JUDGE);
 		addTalkId(DARK_JUDGE);
-		addSummonAgathion();
 		registerQuestItems(PENITENT_MANACLES, CRUMBS_OF_PENITENCE);
 		addCondMinLevel(MIN_LEVEL, "30981-nopk.htm");
+		
+		Containers.Global().addListener(new ConsumerEventListener(Containers.Global(), EventType.ON_PLAYER_SUMMON_AGATHION, (OnPlayerSummonAgathion event) -> OnPlayerSummonAgathion(event), this));
+		Containers.Global().addListener(new ConsumerEventListener(Containers.Global(), EventType.ON_PLAYER_UNSUMMON_AGATHION, (OnPlayerUnsummonAgathion event) -> OnPlayerUnsummonAgathion(event), this));
 	}
 	
 	@Override
@@ -92,9 +80,9 @@ public class Q00500_BrothersBoundInChains extends Quest
 		{
 			case "buff":
 			{
-				if (player != null)
+				if ((player != null) && (player.getAgathionId() == SIN_EATER))
 				{
-					final Skill skill = SkillData.getInstance().getSkill(15325, 1); // Hour of Penitence
+					final Skill skill = SkillData.getInstance().getSkill(HOUR_OF_PENITENCE, 1); // Hour of Penitence
 					skill.activateSkill(player, player);
 					startQuestTimer("buff", 270000, null, player); // Rebuff every 4min30 (retail like)
 				}
@@ -128,7 +116,7 @@ public class Q00500_BrothersBoundInChains extends Quest
 				if (getQuestItemsCount(player, CRUMBS_OF_PENITENCE) >= 10)
 				{
 					takeItems(player, CRUMBS_OF_PENITENCE, -1);
-					player.setPkKills(Math.max(0, player.getPkKills() - Rnd.get(1, 10)));
+					player.setPkKills(Math.max(0, player.getPkKills() - getRandom(1, 10)));
 					qs.exitQuest(QuestType.DAILY, true);
 				}
 				else
@@ -192,45 +180,66 @@ public class Q00500_BrothersBoundInChains extends Quest
 		return htmltext;
 	}
 	
-	@Override
-	public void onSummonAgathion(L2PcInstance player, int agathionId)
+	private void OnPlayerSummonAgathion(OnPlayerSummonAgathion event)
 	{
-		if (IntStream.of(SIN_EATERS).anyMatch(x -> x == agathionId)) // TODO: Register IDs
+		final L2PcInstance player = event.getPlayer();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
+		if (qs == null)
+		{
+			return;
+		}
+		
+		if (event.getAgathionId() == SIN_EATER)
 		{
 			startQuestTimer("buff", 2500, null, player);
 		}
 	}
 	
+	private void OnPlayerUnsummonAgathion(OnPlayerUnsummonAgathion event)
+	{
+		final L2PcInstance player = event.getPlayer();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
+		if (qs == null)
+		{
+			return;
+		}
+		
+		if (event.getAgathionId() == SIN_EATER)
+		{
+			cancelQuestTimer("buff", null, player);
+			player.getEffectList().stopSkillEffects(true, HOUR_OF_PENITENCE);
+		}
+	}
+	
 	@RegisterEvent(EventType.ON_ATTACKABLE_KILL)
 	@RegisterType(ListenerRegisterType.GLOBAL_MONSTERS)
 	public void onAttackableKill(OnAttackableKill event)
 	{
-		final QuestState qs = getQuestState(event.getAttacker(), false);
+		final L2PcInstance player = event.getAttacker();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
 		if (qs == null)
 		{
 			return;
 		}
 		
-		// Player can drop more than 10 Crumbs of Penitence but there's no point in getting more than 10 (retail)
-		boolean isAffectedByHourOfPenitence = false;
-		final CharEffectList effects = event.getAttacker().getEffectList();
-		for (int i = 0; !isAffectedByHourOfPenitence && (i < HOUR_OF_PENITENCE.length); i++)
+		if (player.getEffectList().isAffectedBySkill(HOUR_OF_PENITENCE) && (getRandom(100) < DROP_QI_CHANCE))
 		{
-			if (effects.isAffectedBySkill(HOUR_OF_PENITENCE[i]))
+			giveItems(player, CRUMBS_OF_PENITENCE, 1);
+			if (!qs.isCond(2) && (getQuestItemsCount(player, CRUMBS_OF_PENITENCE) >= 10))
 			{
-				isAffectedByHourOfPenitence = true;
-			}
-		}
-		
-		if (isAffectedByHourOfPenitence)
-		{
-			if (Rnd.get(1, 100) <= DROP_QI_CHANCE)
-			{
-				giveItems(event.getAttacker(), CRUMBS_OF_PENITENCE, 1);
-				if (!qs.isCond(2) && (getQuestItemsCount(event.getAttacker(), CRUMBS_OF_PENITENCE) >= 10))
-				{
-					qs.setCond(2, true);
-				}
+				qs.setCond(2, true);
 			}
 		}
 	}
diff --git a/L2J_Mobius_4.0_GrandCrusade/dist/game/data/stats/items/36000-36099.xml b/L2J_Mobius_4.0_GrandCrusade/dist/game/data/stats/items/36000-36099.xml
index 80b0c6fa9b..a287395d0c 100644
--- a/L2J_Mobius_4.0_GrandCrusade/dist/game/data/stats/items/36000-36099.xml
+++ b/L2J_Mobius_4.0_GrandCrusade/dist/game/data/stats/items/36000-36099.xml
@@ -1282,6 +1282,7 @@
 		<set name="weight" val="150" />
 		<skills>
 			<skill id="9601" level="1" /> <!-- Release Agathion's Seal - Sin Eater -->
+			<skill id="9606" level="1" /> <!-- Sealing Agathion -->
 			<skill id="9606" level="1" type="ON_UNEQUIP" /> <!-- Sealing Agathion -->
 		</skills>
 	</item>
diff --git a/L2J_Mobius_4.0_GrandCrusade/java/com/l2jmobius/gameserver/model/events/AbstractScript.java b/L2J_Mobius_4.0_GrandCrusade/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
index 5eead0123d..de0b88363e 100644
--- a/L2J_Mobius_4.0_GrandCrusade/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
+++ b/L2J_Mobius_4.0_GrandCrusade/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
@@ -101,7 +101,6 @@ import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerLogou
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerProfessionCancel;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerProfessionChange;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSkillLearn;
-import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonAgathion;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonSpawn;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonTalk;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnTrapAction;
@@ -1507,13 +1506,6 @@ public abstract class AbstractScript extends ManagedScript implements IEventTime
 		return registerConsumer(callback, EventType.ON_INSTANCE_STATUS_CHANGE, ListenerRegisterType.INSTANCE, templateIds);
 	}
 	
-	// ---------------------------------------------------------------------------------------------------------------------------
-	
-	protected final List<AbstractEventListener> setPlayerSummonAgathion(Consumer<OnPlayerSummonAgathion> callback)
-	{
-		return registerConsumer(callback, EventType.ON_PLAYER_SUMMON_AGATHION, ListenerRegisterType.GLOBAL);
-	}
-	
 	// --------------------------------------------------------------------------------------------------
 	// --------------------------------Default listener register methods---------------------------------
 	// --------------------------------------------------------------------------------------------------
diff --git a/L2J_Mobius_4.0_GrandCrusade/java/com/l2jmobius/gameserver/model/events/EventType.java b/L2J_Mobius_4.0_GrandCrusade/java/com/l2jmobius/gameserver/model/events/EventType.java
index 8e7fae6586..971e86f681 100644
--- a/L2J_Mobius_4.0_GrandCrusade/java/com/l2jmobius/gameserver/model/events/EventType.java
+++ b/L2J_Mobius_4.0_GrandCrusade/java/com/l2jmobius/gameserver/model/events/EventType.java
@@ -111,6 +111,7 @@ import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummo
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonSpawn;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonTalk;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerTransform;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnTrapAction;
 import com.l2jmobius.gameserver.model.events.impl.clan.OnClanWarFinish;
 import com.l2jmobius.gameserver.model.events.impl.clan.OnClanWarStart;
@@ -272,6 +273,7 @@ public enum EventType
 	ON_PLAYER_QUEST_ABORT(OnPlayerQuestAbort.class, void.class),
 	ON_PLAYER_QUEST_COMPLETE(OnPlayerQuestComplete.class, void.class),
 	ON_PLAYER_SUMMON_AGATHION(OnPlayerSummonAgathion.class, void.class),
+	ON_PLAYER_UNSUMMON_AGATHION(OnPlayerUnsummonAgathion.class, void.class),
 	
 	// Trap events
 	ON_TRAP_ACTION(OnTrapAction.class, void.class),
diff --git a/L2J_Mobius_4.0_GrandCrusade/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java b/L2J_Mobius_4.0_GrandCrusade/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
new file mode 100644
index 0000000000..22ea428fc9
--- /dev/null
+++ b/L2J_Mobius_4.0_GrandCrusade/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
@@ -0,0 +1,52 @@
+/*
+ * This file is part of the L2J Mobius project.
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.l2jmobius.gameserver.model.events.impl.character.player;
+
+import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
+import com.l2jmobius.gameserver.model.events.EventType;
+import com.l2jmobius.gameserver.model.events.impl.IBaseEvent;
+
+/**
+ * @author Mobius
+ */
+public class OnPlayerUnsummonAgathion implements IBaseEvent
+{
+	private final L2PcInstance _player;
+	private final int _agathionId;
+	
+	public OnPlayerUnsummonAgathion(L2PcInstance player, int agathionId)
+	{
+		_player = player;
+		_agathionId = agathionId;
+	}
+	
+	public L2PcInstance getPlayer()
+	{
+		return _player;
+	}
+	
+	public int getAgathionId()
+	{
+		return _agathionId;
+	}
+	
+	@Override
+	public EventType getType()
+	{
+		return EventType.ON_PLAYER_UNSUMMON_AGATHION;
+	}
+}
diff --git a/L2J_Mobius_4.0_GrandCrusade/java/com/l2jmobius/gameserver/model/quest/Quest.java b/L2J_Mobius_4.0_GrandCrusade/java/com/l2jmobius/gameserver/model/quest/Quest.java
index 49f17ec208..221fc3baca 100644
--- a/L2J_Mobius_4.0_GrandCrusade/java/com/l2jmobius/gameserver/model/quest/Quest.java
+++ b/L2J_Mobius_4.0_GrandCrusade/java/com/l2jmobius/gameserver/model/quest/Quest.java
@@ -1002,19 +1002,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 		return false;
 	}
 	
-	public final void notifySummonAgathion(L2PcInstance player, int npcId)
-	{
-		try
-		{
-			onSummonAgathion(player, npcId);
-		}
-		catch (Exception e)
-		{
-			LOGGER.log(Level.WARNING, "Exception on onSummonAgathion() in notifySummonAgathion(): " + e.getMessage(), e);
-			return;
-		}
-	}
-	
 	// These are methods that java calls to invoke scripts.
 	
 	/**
@@ -1497,10 +1484,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 	{
 	}
 	
-	public void onSummonAgathion(L2PcInstance player, int agathionId)
-	{
-	}
-	
 	/**
 	 * @param npc
 	 * @param player
@@ -2415,11 +2398,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 		setInstanceLeaveId(event -> onInstanceLeave(event.getPlayer(), event.getInstanceWorld()), templateIds);
 	}
 	
-	public void addSummonAgathion()
-	{
-		setPlayerSummonAgathion(event -> notifySummonAgathion(event.getPlayer(), event.getAgathionId()));
-	}
-	
 	/**
 	 * Use this method to get a random party member from a player's party.<br>
 	 * Useful when distributing rewards after killing an NPC.
diff --git a/L2J_Mobius_5.0_Salvation/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java b/L2J_Mobius_5.0_Salvation/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
index c73eb71458..f2d6f1b9c1 100644
--- a/L2J_Mobius_5.0_Salvation/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
+++ b/L2J_Mobius_5.0_Salvation/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
@@ -64,6 +64,6 @@ public final class SummonAgathion extends AbstractEffect
 		player.sendPacket(new ExUserInfoCubic(player));
 		player.broadcastCharInfo();
 		
-		EventDispatcher.getInstance().notifyEventAsync(new OnPlayerSummonAgathion(effector.getActingPlayer(), _npcId));
+		EventDispatcher.getInstance().notifyEventAsync(new OnPlayerSummonAgathion(player, _npcId));
 	}
 }
diff --git a/L2J_Mobius_5.0_Salvation/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java b/L2J_Mobius_5.0_Salvation/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
index abe6556524..b40b18f77f 100644
--- a/L2J_Mobius_5.0_Salvation/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
+++ b/L2J_Mobius_5.0_Salvation/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
@@ -20,6 +20,8 @@ import com.l2jmobius.gameserver.model.StatsSet;
 import com.l2jmobius.gameserver.model.actor.L2Character;
 import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
 import com.l2jmobius.gameserver.model.effects.AbstractEffect;
+import com.l2jmobius.gameserver.model.events.EventDispatcher;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
 import com.l2jmobius.gameserver.model.items.instance.L2ItemInstance;
 import com.l2jmobius.gameserver.model.skills.Skill;
 import com.l2jmobius.gameserver.network.serverpackets.ExUserInfoCubic;
@@ -46,9 +48,15 @@ public final class UnsummonAgathion extends AbstractEffect
 		final L2PcInstance player = effector.getActingPlayer();
 		if (player != null)
 		{
-			player.setAgathionId(0);
-			player.sendPacket(new ExUserInfoCubic(player));
-			player.broadcastCharInfo();
+			final int agathionId = player.getAgathionId();
+			if (agathionId > 0)
+			{
+				player.setAgathionId(0);
+				player.sendPacket(new ExUserInfoCubic(player));
+				player.broadcastCharInfo();
+				
+				EventDispatcher.getInstance().notifyEventAsync(new OnPlayerUnsummonAgathion(player, agathionId));
+			}
 		}
 	}
 }
diff --git a/L2J_Mobius_5.0_Salvation/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java b/L2J_Mobius_5.0_Salvation/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
index db842fdcf4..c5cd98677b 100644
--- a/L2J_Mobius_5.0_Salvation/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
+++ b/L2J_Mobius_5.0_Salvation/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
@@ -16,28 +16,28 @@
  */
 package quests.Q00500_BrothersBoundInChains;
 
-import java.util.stream.IntStream;
-
-import com.l2jmobius.commons.util.Rnd;
 import com.l2jmobius.gameserver.data.xml.impl.SkillData;
 import com.l2jmobius.gameserver.enums.QuestType;
-import com.l2jmobius.gameserver.model.CharEffectList;
 import com.l2jmobius.gameserver.model.actor.L2Npc;
 import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
+import com.l2jmobius.gameserver.model.events.Containers;
 import com.l2jmobius.gameserver.model.events.EventType;
 import com.l2jmobius.gameserver.model.events.ListenerRegisterType;
 import com.l2jmobius.gameserver.model.events.annotations.RegisterEvent;
 import com.l2jmobius.gameserver.model.events.annotations.RegisterType;
 import com.l2jmobius.gameserver.model.events.impl.character.npc.OnAttackableKill;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonAgathion;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
+import com.l2jmobius.gameserver.model.events.listeners.ConsumerEventListener;
 import com.l2jmobius.gameserver.model.quest.Quest;
 import com.l2jmobius.gameserver.model.quest.QuestState;
 import com.l2jmobius.gameserver.model.quest.State;
 import com.l2jmobius.gameserver.model.skills.Skill;
 
 /**
- * @author Mathael
+ * Brothers Bound in Chains (500)
+ * @author Mathael, Mobius
  * @URL https://l2wiki.com/Brothers_Bound_in_Chains
- * @version Infinite Odyssey
  */
 public class Q00500_BrothersBoundInChains extends Quest
 {
@@ -47,26 +47,12 @@ public class Q00500_BrothersBoundInChains extends Quest
 	private static final int GEMSTONE_B = 2132;
 	private static final int PENITENT_MANACLES = 36060;
 	private static final int CRUMBS_OF_PENITENCE = 36077;
-	// Skills
-	private static final int HOUR_OF_PENITENCE[] =
-	{
-		15325,
-		15326,
-		15327,
-		15328,
-		15329
-	};
-	// Agathions
-	private static final int SIN_EATERS[] =
-	{
-		16098,
-		16099,
-		16100,
-		16101,
-		16102
-	};
-	// Misc
-	private static final int DROP_QI_CHANCE = 5; // in % TODO: check that value
+	// Skill
+	private static final int HOUR_OF_PENITENCE = 15325;
+	// Agathion
+	private static final int SIN_EATER = 16098;
+	// Others
+	private static final int DROP_QI_CHANCE = 5;
 	private static final int MIN_LEVEL = 85;
 	
 	public Q00500_BrothersBoundInChains()
@@ -74,9 +60,11 @@ public class Q00500_BrothersBoundInChains extends Quest
 		super(500);
 		addStartNpc(DARK_JUDGE);
 		addTalkId(DARK_JUDGE);
-		addSummonAgathion();
 		registerQuestItems(PENITENT_MANACLES, CRUMBS_OF_PENITENCE);
 		addCondMinLevel(MIN_LEVEL, "30981-nopk.htm");
+		
+		Containers.Global().addListener(new ConsumerEventListener(Containers.Global(), EventType.ON_PLAYER_SUMMON_AGATHION, (OnPlayerSummonAgathion event) -> OnPlayerSummonAgathion(event), this));
+		Containers.Global().addListener(new ConsumerEventListener(Containers.Global(), EventType.ON_PLAYER_UNSUMMON_AGATHION, (OnPlayerUnsummonAgathion event) -> OnPlayerUnsummonAgathion(event), this));
 	}
 	
 	@Override
@@ -92,9 +80,9 @@ public class Q00500_BrothersBoundInChains extends Quest
 		{
 			case "buff":
 			{
-				if (player != null)
+				if ((player != null) && (player.getAgathionId() == SIN_EATER))
 				{
-					final Skill skill = SkillData.getInstance().getSkill(15325, 1); // Hour of Penitence
+					final Skill skill = SkillData.getInstance().getSkill(HOUR_OF_PENITENCE, 1); // Hour of Penitence
 					skill.activateSkill(player, player);
 					startQuestTimer("buff", 270000, null, player); // Rebuff every 4min30 (retail like)
 				}
@@ -128,7 +116,7 @@ public class Q00500_BrothersBoundInChains extends Quest
 				if (getQuestItemsCount(player, CRUMBS_OF_PENITENCE) >= 10)
 				{
 					takeItems(player, CRUMBS_OF_PENITENCE, -1);
-					player.setPkKills(Math.max(0, player.getPkKills() - Rnd.get(1, 10)));
+					player.setPkKills(Math.max(0, player.getPkKills() - getRandom(1, 10)));
 					qs.exitQuest(QuestType.DAILY, true);
 				}
 				else
@@ -192,45 +180,66 @@ public class Q00500_BrothersBoundInChains extends Quest
 		return htmltext;
 	}
 	
-	@Override
-	public void onSummonAgathion(L2PcInstance player, int agathionId)
+	private void OnPlayerSummonAgathion(OnPlayerSummonAgathion event)
 	{
-		if (IntStream.of(SIN_EATERS).anyMatch(x -> x == agathionId)) // TODO: Register IDs
+		final L2PcInstance player = event.getPlayer();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
+		if (qs == null)
+		{
+			return;
+		}
+		
+		if (event.getAgathionId() == SIN_EATER)
 		{
 			startQuestTimer("buff", 2500, null, player);
 		}
 	}
 	
+	private void OnPlayerUnsummonAgathion(OnPlayerUnsummonAgathion event)
+	{
+		final L2PcInstance player = event.getPlayer();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
+		if (qs == null)
+		{
+			return;
+		}
+		
+		if (event.getAgathionId() == SIN_EATER)
+		{
+			cancelQuestTimer("buff", null, player);
+			player.getEffectList().stopSkillEffects(true, HOUR_OF_PENITENCE);
+		}
+	}
+	
 	@RegisterEvent(EventType.ON_ATTACKABLE_KILL)
 	@RegisterType(ListenerRegisterType.GLOBAL_MONSTERS)
 	public void onAttackableKill(OnAttackableKill event)
 	{
-		final QuestState qs = getQuestState(event.getAttacker(), false);
+		final L2PcInstance player = event.getAttacker();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
 		if (qs == null)
 		{
 			return;
 		}
 		
-		// Player can drop more than 10 Crumbs of Penitence but there's no point in getting more than 10 (retail)
-		boolean isAffectedByHourOfPenitence = false;
-		final CharEffectList effects = event.getAttacker().getEffectList();
-		for (int i = 0; !isAffectedByHourOfPenitence && (i < HOUR_OF_PENITENCE.length); i++)
+		if (player.getEffectList().isAffectedBySkill(HOUR_OF_PENITENCE) && (getRandom(100) < DROP_QI_CHANCE))
 		{
-			if (effects.isAffectedBySkill(HOUR_OF_PENITENCE[i]))
+			giveItems(player, CRUMBS_OF_PENITENCE, 1);
+			if (!qs.isCond(2) && (getQuestItemsCount(player, CRUMBS_OF_PENITENCE) >= 10))
 			{
-				isAffectedByHourOfPenitence = true;
-			}
-		}
-		
-		if (isAffectedByHourOfPenitence)
-		{
-			if (Rnd.get(1, 100) <= DROP_QI_CHANCE)
-			{
-				giveItems(event.getAttacker(), CRUMBS_OF_PENITENCE, 1);
-				if (!qs.isCond(2) && (getQuestItemsCount(event.getAttacker(), CRUMBS_OF_PENITENCE) >= 10))
-				{
-					qs.setCond(2, true);
-				}
+				qs.setCond(2, true);
 			}
 		}
 	}
diff --git a/L2J_Mobius_5.0_Salvation/dist/game/data/stats/items/36000-36099.xml b/L2J_Mobius_5.0_Salvation/dist/game/data/stats/items/36000-36099.xml
index cb457847e4..78052f04fb 100644
--- a/L2J_Mobius_5.0_Salvation/dist/game/data/stats/items/36000-36099.xml
+++ b/L2J_Mobius_5.0_Salvation/dist/game/data/stats/items/36000-36099.xml
@@ -1282,6 +1282,7 @@
 		<set name="weight" val="150" />
 		<skills>
 			<skill id="9601" level="1" /> <!-- Release Agathion's Seal - Sin Eater -->
+			<skill id="9606" level="1" /> <!-- Sealing Agathion -->
 			<skill id="9606" level="1" type="ON_UNEQUIP" /> <!-- Sealing Agathion -->
 		</skills>
 	</item>
diff --git a/L2J_Mobius_5.0_Salvation/java/com/l2jmobius/gameserver/model/events/AbstractScript.java b/L2J_Mobius_5.0_Salvation/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
index 5eead0123d..de0b88363e 100644
--- a/L2J_Mobius_5.0_Salvation/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
+++ b/L2J_Mobius_5.0_Salvation/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
@@ -101,7 +101,6 @@ import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerLogou
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerProfessionCancel;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerProfessionChange;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSkillLearn;
-import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonAgathion;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonSpawn;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonTalk;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnTrapAction;
@@ -1507,13 +1506,6 @@ public abstract class AbstractScript extends ManagedScript implements IEventTime
 		return registerConsumer(callback, EventType.ON_INSTANCE_STATUS_CHANGE, ListenerRegisterType.INSTANCE, templateIds);
 	}
 	
-	// ---------------------------------------------------------------------------------------------------------------------------
-	
-	protected final List<AbstractEventListener> setPlayerSummonAgathion(Consumer<OnPlayerSummonAgathion> callback)
-	{
-		return registerConsumer(callback, EventType.ON_PLAYER_SUMMON_AGATHION, ListenerRegisterType.GLOBAL);
-	}
-	
 	// --------------------------------------------------------------------------------------------------
 	// --------------------------------Default listener register methods---------------------------------
 	// --------------------------------------------------------------------------------------------------
diff --git a/L2J_Mobius_5.0_Salvation/java/com/l2jmobius/gameserver/model/events/EventType.java b/L2J_Mobius_5.0_Salvation/java/com/l2jmobius/gameserver/model/events/EventType.java
index 8e7fae6586..971e86f681 100644
--- a/L2J_Mobius_5.0_Salvation/java/com/l2jmobius/gameserver/model/events/EventType.java
+++ b/L2J_Mobius_5.0_Salvation/java/com/l2jmobius/gameserver/model/events/EventType.java
@@ -111,6 +111,7 @@ import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummo
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonSpawn;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonTalk;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerTransform;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnTrapAction;
 import com.l2jmobius.gameserver.model.events.impl.clan.OnClanWarFinish;
 import com.l2jmobius.gameserver.model.events.impl.clan.OnClanWarStart;
@@ -272,6 +273,7 @@ public enum EventType
 	ON_PLAYER_QUEST_ABORT(OnPlayerQuestAbort.class, void.class),
 	ON_PLAYER_QUEST_COMPLETE(OnPlayerQuestComplete.class, void.class),
 	ON_PLAYER_SUMMON_AGATHION(OnPlayerSummonAgathion.class, void.class),
+	ON_PLAYER_UNSUMMON_AGATHION(OnPlayerUnsummonAgathion.class, void.class),
 	
 	// Trap events
 	ON_TRAP_ACTION(OnTrapAction.class, void.class),
diff --git a/L2J_Mobius_5.0_Salvation/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java b/L2J_Mobius_5.0_Salvation/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
new file mode 100644
index 0000000000..22ea428fc9
--- /dev/null
+++ b/L2J_Mobius_5.0_Salvation/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
@@ -0,0 +1,52 @@
+/*
+ * This file is part of the L2J Mobius project.
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.l2jmobius.gameserver.model.events.impl.character.player;
+
+import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
+import com.l2jmobius.gameserver.model.events.EventType;
+import com.l2jmobius.gameserver.model.events.impl.IBaseEvent;
+
+/**
+ * @author Mobius
+ */
+public class OnPlayerUnsummonAgathion implements IBaseEvent
+{
+	private final L2PcInstance _player;
+	private final int _agathionId;
+	
+	public OnPlayerUnsummonAgathion(L2PcInstance player, int agathionId)
+	{
+		_player = player;
+		_agathionId = agathionId;
+	}
+	
+	public L2PcInstance getPlayer()
+	{
+		return _player;
+	}
+	
+	public int getAgathionId()
+	{
+		return _agathionId;
+	}
+	
+	@Override
+	public EventType getType()
+	{
+		return EventType.ON_PLAYER_UNSUMMON_AGATHION;
+	}
+}
diff --git a/L2J_Mobius_5.0_Salvation/java/com/l2jmobius/gameserver/model/quest/Quest.java b/L2J_Mobius_5.0_Salvation/java/com/l2jmobius/gameserver/model/quest/Quest.java
index 49f17ec208..221fc3baca 100644
--- a/L2J_Mobius_5.0_Salvation/java/com/l2jmobius/gameserver/model/quest/Quest.java
+++ b/L2J_Mobius_5.0_Salvation/java/com/l2jmobius/gameserver/model/quest/Quest.java
@@ -1002,19 +1002,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 		return false;
 	}
 	
-	public final void notifySummonAgathion(L2PcInstance player, int npcId)
-	{
-		try
-		{
-			onSummonAgathion(player, npcId);
-		}
-		catch (Exception e)
-		{
-			LOGGER.log(Level.WARNING, "Exception on onSummonAgathion() in notifySummonAgathion(): " + e.getMessage(), e);
-			return;
-		}
-	}
-	
 	// These are methods that java calls to invoke scripts.
 	
 	/**
@@ -1497,10 +1484,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 	{
 	}
 	
-	public void onSummonAgathion(L2PcInstance player, int agathionId)
-	{
-	}
-	
 	/**
 	 * @param npc
 	 * @param player
@@ -2415,11 +2398,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 		setInstanceLeaveId(event -> onInstanceLeave(event.getPlayer(), event.getInstanceWorld()), templateIds);
 	}
 	
-	public void addSummonAgathion()
-	{
-		setPlayerSummonAgathion(event -> notifySummonAgathion(event.getPlayer(), event.getAgathionId()));
-	}
-	
 	/**
 	 * Use this method to get a random party member from a player's party.<br>
 	 * Useful when distributing rewards after killing an NPC.
diff --git a/L2J_Mobius_5.5_EtinasFate/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java b/L2J_Mobius_5.5_EtinasFate/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
index c73eb71458..f2d6f1b9c1 100644
--- a/L2J_Mobius_5.5_EtinasFate/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
+++ b/L2J_Mobius_5.5_EtinasFate/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
@@ -64,6 +64,6 @@ public final class SummonAgathion extends AbstractEffect
 		player.sendPacket(new ExUserInfoCubic(player));
 		player.broadcastCharInfo();
 		
-		EventDispatcher.getInstance().notifyEventAsync(new OnPlayerSummonAgathion(effector.getActingPlayer(), _npcId));
+		EventDispatcher.getInstance().notifyEventAsync(new OnPlayerSummonAgathion(player, _npcId));
 	}
 }
diff --git a/L2J_Mobius_5.5_EtinasFate/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java b/L2J_Mobius_5.5_EtinasFate/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
index abe6556524..b40b18f77f 100644
--- a/L2J_Mobius_5.5_EtinasFate/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
+++ b/L2J_Mobius_5.5_EtinasFate/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
@@ -20,6 +20,8 @@ import com.l2jmobius.gameserver.model.StatsSet;
 import com.l2jmobius.gameserver.model.actor.L2Character;
 import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
 import com.l2jmobius.gameserver.model.effects.AbstractEffect;
+import com.l2jmobius.gameserver.model.events.EventDispatcher;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
 import com.l2jmobius.gameserver.model.items.instance.L2ItemInstance;
 import com.l2jmobius.gameserver.model.skills.Skill;
 import com.l2jmobius.gameserver.network.serverpackets.ExUserInfoCubic;
@@ -46,9 +48,15 @@ public final class UnsummonAgathion extends AbstractEffect
 		final L2PcInstance player = effector.getActingPlayer();
 		if (player != null)
 		{
-			player.setAgathionId(0);
-			player.sendPacket(new ExUserInfoCubic(player));
-			player.broadcastCharInfo();
+			final int agathionId = player.getAgathionId();
+			if (agathionId > 0)
+			{
+				player.setAgathionId(0);
+				player.sendPacket(new ExUserInfoCubic(player));
+				player.broadcastCharInfo();
+				
+				EventDispatcher.getInstance().notifyEventAsync(new OnPlayerUnsummonAgathion(player, agathionId));
+			}
 		}
 	}
 }
diff --git a/L2J_Mobius_5.5_EtinasFate/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java b/L2J_Mobius_5.5_EtinasFate/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
index db842fdcf4..c5cd98677b 100644
--- a/L2J_Mobius_5.5_EtinasFate/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
+++ b/L2J_Mobius_5.5_EtinasFate/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
@@ -16,28 +16,28 @@
  */
 package quests.Q00500_BrothersBoundInChains;
 
-import java.util.stream.IntStream;
-
-import com.l2jmobius.commons.util.Rnd;
 import com.l2jmobius.gameserver.data.xml.impl.SkillData;
 import com.l2jmobius.gameserver.enums.QuestType;
-import com.l2jmobius.gameserver.model.CharEffectList;
 import com.l2jmobius.gameserver.model.actor.L2Npc;
 import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
+import com.l2jmobius.gameserver.model.events.Containers;
 import com.l2jmobius.gameserver.model.events.EventType;
 import com.l2jmobius.gameserver.model.events.ListenerRegisterType;
 import com.l2jmobius.gameserver.model.events.annotations.RegisterEvent;
 import com.l2jmobius.gameserver.model.events.annotations.RegisterType;
 import com.l2jmobius.gameserver.model.events.impl.character.npc.OnAttackableKill;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonAgathion;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
+import com.l2jmobius.gameserver.model.events.listeners.ConsumerEventListener;
 import com.l2jmobius.gameserver.model.quest.Quest;
 import com.l2jmobius.gameserver.model.quest.QuestState;
 import com.l2jmobius.gameserver.model.quest.State;
 import com.l2jmobius.gameserver.model.skills.Skill;
 
 /**
- * @author Mathael
+ * Brothers Bound in Chains (500)
+ * @author Mathael, Mobius
  * @URL https://l2wiki.com/Brothers_Bound_in_Chains
- * @version Infinite Odyssey
  */
 public class Q00500_BrothersBoundInChains extends Quest
 {
@@ -47,26 +47,12 @@ public class Q00500_BrothersBoundInChains extends Quest
 	private static final int GEMSTONE_B = 2132;
 	private static final int PENITENT_MANACLES = 36060;
 	private static final int CRUMBS_OF_PENITENCE = 36077;
-	// Skills
-	private static final int HOUR_OF_PENITENCE[] =
-	{
-		15325,
-		15326,
-		15327,
-		15328,
-		15329
-	};
-	// Agathions
-	private static final int SIN_EATERS[] =
-	{
-		16098,
-		16099,
-		16100,
-		16101,
-		16102
-	};
-	// Misc
-	private static final int DROP_QI_CHANCE = 5; // in % TODO: check that value
+	// Skill
+	private static final int HOUR_OF_PENITENCE = 15325;
+	// Agathion
+	private static final int SIN_EATER = 16098;
+	// Others
+	private static final int DROP_QI_CHANCE = 5;
 	private static final int MIN_LEVEL = 85;
 	
 	public Q00500_BrothersBoundInChains()
@@ -74,9 +60,11 @@ public class Q00500_BrothersBoundInChains extends Quest
 		super(500);
 		addStartNpc(DARK_JUDGE);
 		addTalkId(DARK_JUDGE);
-		addSummonAgathion();
 		registerQuestItems(PENITENT_MANACLES, CRUMBS_OF_PENITENCE);
 		addCondMinLevel(MIN_LEVEL, "30981-nopk.htm");
+		
+		Containers.Global().addListener(new ConsumerEventListener(Containers.Global(), EventType.ON_PLAYER_SUMMON_AGATHION, (OnPlayerSummonAgathion event) -> OnPlayerSummonAgathion(event), this));
+		Containers.Global().addListener(new ConsumerEventListener(Containers.Global(), EventType.ON_PLAYER_UNSUMMON_AGATHION, (OnPlayerUnsummonAgathion event) -> OnPlayerUnsummonAgathion(event), this));
 	}
 	
 	@Override
@@ -92,9 +80,9 @@ public class Q00500_BrothersBoundInChains extends Quest
 		{
 			case "buff":
 			{
-				if (player != null)
+				if ((player != null) && (player.getAgathionId() == SIN_EATER))
 				{
-					final Skill skill = SkillData.getInstance().getSkill(15325, 1); // Hour of Penitence
+					final Skill skill = SkillData.getInstance().getSkill(HOUR_OF_PENITENCE, 1); // Hour of Penitence
 					skill.activateSkill(player, player);
 					startQuestTimer("buff", 270000, null, player); // Rebuff every 4min30 (retail like)
 				}
@@ -128,7 +116,7 @@ public class Q00500_BrothersBoundInChains extends Quest
 				if (getQuestItemsCount(player, CRUMBS_OF_PENITENCE) >= 10)
 				{
 					takeItems(player, CRUMBS_OF_PENITENCE, -1);
-					player.setPkKills(Math.max(0, player.getPkKills() - Rnd.get(1, 10)));
+					player.setPkKills(Math.max(0, player.getPkKills() - getRandom(1, 10)));
 					qs.exitQuest(QuestType.DAILY, true);
 				}
 				else
@@ -192,45 +180,66 @@ public class Q00500_BrothersBoundInChains extends Quest
 		return htmltext;
 	}
 	
-	@Override
-	public void onSummonAgathion(L2PcInstance player, int agathionId)
+	private void OnPlayerSummonAgathion(OnPlayerSummonAgathion event)
 	{
-		if (IntStream.of(SIN_EATERS).anyMatch(x -> x == agathionId)) // TODO: Register IDs
+		final L2PcInstance player = event.getPlayer();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
+		if (qs == null)
+		{
+			return;
+		}
+		
+		if (event.getAgathionId() == SIN_EATER)
 		{
 			startQuestTimer("buff", 2500, null, player);
 		}
 	}
 	
+	private void OnPlayerUnsummonAgathion(OnPlayerUnsummonAgathion event)
+	{
+		final L2PcInstance player = event.getPlayer();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
+		if (qs == null)
+		{
+			return;
+		}
+		
+		if (event.getAgathionId() == SIN_EATER)
+		{
+			cancelQuestTimer("buff", null, player);
+			player.getEffectList().stopSkillEffects(true, HOUR_OF_PENITENCE);
+		}
+	}
+	
 	@RegisterEvent(EventType.ON_ATTACKABLE_KILL)
 	@RegisterType(ListenerRegisterType.GLOBAL_MONSTERS)
 	public void onAttackableKill(OnAttackableKill event)
 	{
-		final QuestState qs = getQuestState(event.getAttacker(), false);
+		final L2PcInstance player = event.getAttacker();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
 		if (qs == null)
 		{
 			return;
 		}
 		
-		// Player can drop more than 10 Crumbs of Penitence but there's no point in getting more than 10 (retail)
-		boolean isAffectedByHourOfPenitence = false;
-		final CharEffectList effects = event.getAttacker().getEffectList();
-		for (int i = 0; !isAffectedByHourOfPenitence && (i < HOUR_OF_PENITENCE.length); i++)
+		if (player.getEffectList().isAffectedBySkill(HOUR_OF_PENITENCE) && (getRandom(100) < DROP_QI_CHANCE))
 		{
-			if (effects.isAffectedBySkill(HOUR_OF_PENITENCE[i]))
+			giveItems(player, CRUMBS_OF_PENITENCE, 1);
+			if (!qs.isCond(2) && (getQuestItemsCount(player, CRUMBS_OF_PENITENCE) >= 10))
 			{
-				isAffectedByHourOfPenitence = true;
-			}
-		}
-		
-		if (isAffectedByHourOfPenitence)
-		{
-			if (Rnd.get(1, 100) <= DROP_QI_CHANCE)
-			{
-				giveItems(event.getAttacker(), CRUMBS_OF_PENITENCE, 1);
-				if (!qs.isCond(2) && (getQuestItemsCount(event.getAttacker(), CRUMBS_OF_PENITENCE) >= 10))
-				{
-					qs.setCond(2, true);
-				}
+				qs.setCond(2, true);
 			}
 		}
 	}
diff --git a/L2J_Mobius_5.5_EtinasFate/dist/game/data/stats/items/36000-36099.xml b/L2J_Mobius_5.5_EtinasFate/dist/game/data/stats/items/36000-36099.xml
index d1e64d217b..e486bd1125 100644
--- a/L2J_Mobius_5.5_EtinasFate/dist/game/data/stats/items/36000-36099.xml
+++ b/L2J_Mobius_5.5_EtinasFate/dist/game/data/stats/items/36000-36099.xml
@@ -1282,6 +1282,7 @@
 		<set name="weight" val="150" />
 		<skills>
 			<skill id="9601" level="1" /> <!-- Release Agathion's Seal - Sin Eater -->
+			<skill id="9606" level="1" /> <!-- Sealing Agathion -->
 			<skill id="9606" level="1" type="ON_UNEQUIP" /> <!-- Sealing Agathion -->
 		</skills>
 	</item>
diff --git a/L2J_Mobius_5.5_EtinasFate/java/com/l2jmobius/gameserver/model/events/AbstractScript.java b/L2J_Mobius_5.5_EtinasFate/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
index 5eead0123d..de0b88363e 100644
--- a/L2J_Mobius_5.5_EtinasFate/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
+++ b/L2J_Mobius_5.5_EtinasFate/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
@@ -101,7 +101,6 @@ import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerLogou
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerProfessionCancel;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerProfessionChange;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSkillLearn;
-import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonAgathion;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonSpawn;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonTalk;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnTrapAction;
@@ -1507,13 +1506,6 @@ public abstract class AbstractScript extends ManagedScript implements IEventTime
 		return registerConsumer(callback, EventType.ON_INSTANCE_STATUS_CHANGE, ListenerRegisterType.INSTANCE, templateIds);
 	}
 	
-	// ---------------------------------------------------------------------------------------------------------------------------
-	
-	protected final List<AbstractEventListener> setPlayerSummonAgathion(Consumer<OnPlayerSummonAgathion> callback)
-	{
-		return registerConsumer(callback, EventType.ON_PLAYER_SUMMON_AGATHION, ListenerRegisterType.GLOBAL);
-	}
-	
 	// --------------------------------------------------------------------------------------------------
 	// --------------------------------Default listener register methods---------------------------------
 	// --------------------------------------------------------------------------------------------------
diff --git a/L2J_Mobius_5.5_EtinasFate/java/com/l2jmobius/gameserver/model/events/EventType.java b/L2J_Mobius_5.5_EtinasFate/java/com/l2jmobius/gameserver/model/events/EventType.java
index 8e7fae6586..971e86f681 100644
--- a/L2J_Mobius_5.5_EtinasFate/java/com/l2jmobius/gameserver/model/events/EventType.java
+++ b/L2J_Mobius_5.5_EtinasFate/java/com/l2jmobius/gameserver/model/events/EventType.java
@@ -111,6 +111,7 @@ import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummo
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonSpawn;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonTalk;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerTransform;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnTrapAction;
 import com.l2jmobius.gameserver.model.events.impl.clan.OnClanWarFinish;
 import com.l2jmobius.gameserver.model.events.impl.clan.OnClanWarStart;
@@ -272,6 +273,7 @@ public enum EventType
 	ON_PLAYER_QUEST_ABORT(OnPlayerQuestAbort.class, void.class),
 	ON_PLAYER_QUEST_COMPLETE(OnPlayerQuestComplete.class, void.class),
 	ON_PLAYER_SUMMON_AGATHION(OnPlayerSummonAgathion.class, void.class),
+	ON_PLAYER_UNSUMMON_AGATHION(OnPlayerUnsummonAgathion.class, void.class),
 	
 	// Trap events
 	ON_TRAP_ACTION(OnTrapAction.class, void.class),
diff --git a/L2J_Mobius_5.5_EtinasFate/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java b/L2J_Mobius_5.5_EtinasFate/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
new file mode 100644
index 0000000000..22ea428fc9
--- /dev/null
+++ b/L2J_Mobius_5.5_EtinasFate/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
@@ -0,0 +1,52 @@
+/*
+ * This file is part of the L2J Mobius project.
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.l2jmobius.gameserver.model.events.impl.character.player;
+
+import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
+import com.l2jmobius.gameserver.model.events.EventType;
+import com.l2jmobius.gameserver.model.events.impl.IBaseEvent;
+
+/**
+ * @author Mobius
+ */
+public class OnPlayerUnsummonAgathion implements IBaseEvent
+{
+	private final L2PcInstance _player;
+	private final int _agathionId;
+	
+	public OnPlayerUnsummonAgathion(L2PcInstance player, int agathionId)
+	{
+		_player = player;
+		_agathionId = agathionId;
+	}
+	
+	public L2PcInstance getPlayer()
+	{
+		return _player;
+	}
+	
+	public int getAgathionId()
+	{
+		return _agathionId;
+	}
+	
+	@Override
+	public EventType getType()
+	{
+		return EventType.ON_PLAYER_UNSUMMON_AGATHION;
+	}
+}
diff --git a/L2J_Mobius_5.5_EtinasFate/java/com/l2jmobius/gameserver/model/quest/Quest.java b/L2J_Mobius_5.5_EtinasFate/java/com/l2jmobius/gameserver/model/quest/Quest.java
index 49f17ec208..221fc3baca 100644
--- a/L2J_Mobius_5.5_EtinasFate/java/com/l2jmobius/gameserver/model/quest/Quest.java
+++ b/L2J_Mobius_5.5_EtinasFate/java/com/l2jmobius/gameserver/model/quest/Quest.java
@@ -1002,19 +1002,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 		return false;
 	}
 	
-	public final void notifySummonAgathion(L2PcInstance player, int npcId)
-	{
-		try
-		{
-			onSummonAgathion(player, npcId);
-		}
-		catch (Exception e)
-		{
-			LOGGER.log(Level.WARNING, "Exception on onSummonAgathion() in notifySummonAgathion(): " + e.getMessage(), e);
-			return;
-		}
-	}
-	
 	// These are methods that java calls to invoke scripts.
 	
 	/**
@@ -1497,10 +1484,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 	{
 	}
 	
-	public void onSummonAgathion(L2PcInstance player, int agathionId)
-	{
-	}
-	
 	/**
 	 * @param npc
 	 * @param player
@@ -2415,11 +2398,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 		setInstanceLeaveId(event -> onInstanceLeave(event.getPlayer(), event.getInstanceWorld()), templateIds);
 	}
 	
-	public void addSummonAgathion()
-	{
-		setPlayerSummonAgathion(event -> notifySummonAgathion(event.getPlayer(), event.getAgathionId()));
-	}
-	
 	/**
 	 * Use this method to get a random party member from a player's party.<br>
 	 * Useful when distributing rewards after killing an NPC.
diff --git a/L2J_Mobius_Classic_2.0_Saviors/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java b/L2J_Mobius_Classic_2.0_Saviors/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
index c73eb71458..f2d6f1b9c1 100644
--- a/L2J_Mobius_Classic_2.0_Saviors/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
+++ b/L2J_Mobius_Classic_2.0_Saviors/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
@@ -64,6 +64,6 @@ public final class SummonAgathion extends AbstractEffect
 		player.sendPacket(new ExUserInfoCubic(player));
 		player.broadcastCharInfo();
 		
-		EventDispatcher.getInstance().notifyEventAsync(new OnPlayerSummonAgathion(effector.getActingPlayer(), _npcId));
+		EventDispatcher.getInstance().notifyEventAsync(new OnPlayerSummonAgathion(player, _npcId));
 	}
 }
diff --git a/L2J_Mobius_Classic_2.0_Saviors/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java b/L2J_Mobius_Classic_2.0_Saviors/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
index abe6556524..b40b18f77f 100644
--- a/L2J_Mobius_Classic_2.0_Saviors/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
+++ b/L2J_Mobius_Classic_2.0_Saviors/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
@@ -20,6 +20,8 @@ import com.l2jmobius.gameserver.model.StatsSet;
 import com.l2jmobius.gameserver.model.actor.L2Character;
 import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
 import com.l2jmobius.gameserver.model.effects.AbstractEffect;
+import com.l2jmobius.gameserver.model.events.EventDispatcher;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
 import com.l2jmobius.gameserver.model.items.instance.L2ItemInstance;
 import com.l2jmobius.gameserver.model.skills.Skill;
 import com.l2jmobius.gameserver.network.serverpackets.ExUserInfoCubic;
@@ -46,9 +48,15 @@ public final class UnsummonAgathion extends AbstractEffect
 		final L2PcInstance player = effector.getActingPlayer();
 		if (player != null)
 		{
-			player.setAgathionId(0);
-			player.sendPacket(new ExUserInfoCubic(player));
-			player.broadcastCharInfo();
+			final int agathionId = player.getAgathionId();
+			if (agathionId > 0)
+			{
+				player.setAgathionId(0);
+				player.sendPacket(new ExUserInfoCubic(player));
+				player.broadcastCharInfo();
+				
+				EventDispatcher.getInstance().notifyEventAsync(new OnPlayerUnsummonAgathion(player, agathionId));
+			}
 		}
 	}
 }
diff --git a/L2J_Mobius_Classic_2.0_Saviors/java/com/l2jmobius/gameserver/model/events/AbstractScript.java b/L2J_Mobius_Classic_2.0_Saviors/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
index a8702bd970..40a5bd3557 100644
--- a/L2J_Mobius_Classic_2.0_Saviors/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
+++ b/L2J_Mobius_Classic_2.0_Saviors/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
@@ -99,7 +99,6 @@ import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerLogou
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerProfessionCancel;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerProfessionChange;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSkillLearn;
-import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonAgathion;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonSpawn;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonTalk;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnTrapAction;
@@ -1481,13 +1480,6 @@ public abstract class AbstractScript extends ManagedScript implements IEventTime
 		return registerConsumer(callback, EventType.ON_INSTANCE_STATUS_CHANGE, ListenerRegisterType.INSTANCE, templateIds);
 	}
 	
-	// ---------------------------------------------------------------------------------------------------------------------------
-	
-	protected final List<AbstractEventListener> setPlayerSummonAgathion(Consumer<OnPlayerSummonAgathion> callback)
-	{
-		return registerConsumer(callback, EventType.ON_PLAYER_SUMMON_AGATHION, ListenerRegisterType.GLOBAL);
-	}
-	
 	// --------------------------------------------------------------------------------------------------
 	// --------------------------------Default listener register methods---------------------------------
 	// --------------------------------------------------------------------------------------------------
diff --git a/L2J_Mobius_Classic_2.0_Saviors/java/com/l2jmobius/gameserver/model/events/EventType.java b/L2J_Mobius_Classic_2.0_Saviors/java/com/l2jmobius/gameserver/model/events/EventType.java
index 77ae06a6af..a414e96baf 100644
--- a/L2J_Mobius_Classic_2.0_Saviors/java/com/l2jmobius/gameserver/model/events/EventType.java
+++ b/L2J_Mobius_Classic_2.0_Saviors/java/com/l2jmobius/gameserver/model/events/EventType.java
@@ -110,6 +110,7 @@ import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummo
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonSpawn;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonTalk;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerTransform;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnTrapAction;
 import com.l2jmobius.gameserver.model.events.impl.clan.OnClanWarFinish;
 import com.l2jmobius.gameserver.model.events.impl.clan.OnClanWarStart;
@@ -270,6 +271,7 @@ public enum EventType
 	ON_PLAYER_QUEST_ABORT(OnPlayerQuestAbort.class, void.class),
 	ON_PLAYER_QUEST_COMPLETE(OnPlayerQuestComplete.class, void.class),
 	ON_PLAYER_SUMMON_AGATHION(OnPlayerSummonAgathion.class, void.class),
+	ON_PLAYER_UNSUMMON_AGATHION(OnPlayerUnsummonAgathion.class, void.class),
 	
 	// Trap events
 	ON_TRAP_ACTION(OnTrapAction.class, void.class),
diff --git a/L2J_Mobius_Classic_2.0_Saviors/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java b/L2J_Mobius_Classic_2.0_Saviors/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
new file mode 100644
index 0000000000..22ea428fc9
--- /dev/null
+++ b/L2J_Mobius_Classic_2.0_Saviors/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
@@ -0,0 +1,52 @@
+/*
+ * This file is part of the L2J Mobius project.
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.l2jmobius.gameserver.model.events.impl.character.player;
+
+import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
+import com.l2jmobius.gameserver.model.events.EventType;
+import com.l2jmobius.gameserver.model.events.impl.IBaseEvent;
+
+/**
+ * @author Mobius
+ */
+public class OnPlayerUnsummonAgathion implements IBaseEvent
+{
+	private final L2PcInstance _player;
+	private final int _agathionId;
+	
+	public OnPlayerUnsummonAgathion(L2PcInstance player, int agathionId)
+	{
+		_player = player;
+		_agathionId = agathionId;
+	}
+	
+	public L2PcInstance getPlayer()
+	{
+		return _player;
+	}
+	
+	public int getAgathionId()
+	{
+		return _agathionId;
+	}
+	
+	@Override
+	public EventType getType()
+	{
+		return EventType.ON_PLAYER_UNSUMMON_AGATHION;
+	}
+}
diff --git a/L2J_Mobius_Classic_2.0_Saviors/java/com/l2jmobius/gameserver/model/quest/Quest.java b/L2J_Mobius_Classic_2.0_Saviors/java/com/l2jmobius/gameserver/model/quest/Quest.java
index edb837c8bd..463829ac7f 100644
--- a/L2J_Mobius_Classic_2.0_Saviors/java/com/l2jmobius/gameserver/model/quest/Quest.java
+++ b/L2J_Mobius_Classic_2.0_Saviors/java/com/l2jmobius/gameserver/model/quest/Quest.java
@@ -986,19 +986,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 		return false;
 	}
 	
-	public final void notifySummonAgathion(L2PcInstance player, int npcId)
-	{
-		try
-		{
-			onSummonAgathion(player, npcId);
-		}
-		catch (Exception e)
-		{
-			LOGGER.log(Level.WARNING, "Exception on onSummonAgathion() in notifySummonAgathion(): " + e.getMessage(), e);
-			return;
-		}
-	}
-	
 	// These are methods that java calls to invoke scripts.
 	
 	/**
@@ -1473,10 +1460,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 	{
 	}
 	
-	public void onSummonAgathion(L2PcInstance player, int agathionId)
-	{
-	}
-	
 	/**
 	 * @param npc
 	 * @param player
@@ -2373,11 +2356,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 		setInstanceLeaveId(event -> onInstanceLeave(event.getPlayer(), event.getInstanceWorld()), templateIds);
 	}
 	
-	public void addSummonAgathion()
-	{
-		setPlayerSummonAgathion(event -> notifySummonAgathion(event.getPlayer(), event.getAgathionId()));
-	}
-	
 	/**
 	 * Use this method to get a random party member from a player's party.<br>
 	 * Useful when distributing rewards after killing an NPC.
diff --git a/L2J_Mobius_Classic_2.1_Zaken/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java b/L2J_Mobius_Classic_2.1_Zaken/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
index c73eb71458..f2d6f1b9c1 100644
--- a/L2J_Mobius_Classic_2.1_Zaken/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
+++ b/L2J_Mobius_Classic_2.1_Zaken/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
@@ -64,6 +64,6 @@ public final class SummonAgathion extends AbstractEffect
 		player.sendPacket(new ExUserInfoCubic(player));
 		player.broadcastCharInfo();
 		
-		EventDispatcher.getInstance().notifyEventAsync(new OnPlayerSummonAgathion(effector.getActingPlayer(), _npcId));
+		EventDispatcher.getInstance().notifyEventAsync(new OnPlayerSummonAgathion(player, _npcId));
 	}
 }
diff --git a/L2J_Mobius_Classic_2.1_Zaken/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java b/L2J_Mobius_Classic_2.1_Zaken/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
index abe6556524..b40b18f77f 100644
--- a/L2J_Mobius_Classic_2.1_Zaken/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
+++ b/L2J_Mobius_Classic_2.1_Zaken/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
@@ -20,6 +20,8 @@ import com.l2jmobius.gameserver.model.StatsSet;
 import com.l2jmobius.gameserver.model.actor.L2Character;
 import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
 import com.l2jmobius.gameserver.model.effects.AbstractEffect;
+import com.l2jmobius.gameserver.model.events.EventDispatcher;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
 import com.l2jmobius.gameserver.model.items.instance.L2ItemInstance;
 import com.l2jmobius.gameserver.model.skills.Skill;
 import com.l2jmobius.gameserver.network.serverpackets.ExUserInfoCubic;
@@ -46,9 +48,15 @@ public final class UnsummonAgathion extends AbstractEffect
 		final L2PcInstance player = effector.getActingPlayer();
 		if (player != null)
 		{
-			player.setAgathionId(0);
-			player.sendPacket(new ExUserInfoCubic(player));
-			player.broadcastCharInfo();
+			final int agathionId = player.getAgathionId();
+			if (agathionId > 0)
+			{
+				player.setAgathionId(0);
+				player.sendPacket(new ExUserInfoCubic(player));
+				player.broadcastCharInfo();
+				
+				EventDispatcher.getInstance().notifyEventAsync(new OnPlayerUnsummonAgathion(player, agathionId));
+			}
 		}
 	}
 }
diff --git a/L2J_Mobius_Classic_2.1_Zaken/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java b/L2J_Mobius_Classic_2.1_Zaken/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
index 75a90dfd5a..a525c40c89 100644
--- a/L2J_Mobius_Classic_2.1_Zaken/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
+++ b/L2J_Mobius_Classic_2.1_Zaken/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
@@ -16,23 +16,27 @@
  */
 package quests.Q00500_BrothersBoundInChains;
 
-import com.l2jmobius.commons.util.Rnd;
 import com.l2jmobius.gameserver.data.xml.impl.SkillData;
 import com.l2jmobius.gameserver.enums.QuestType;
 import com.l2jmobius.gameserver.model.actor.L2Attackable;
 import com.l2jmobius.gameserver.model.actor.L2Npc;
 import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
+import com.l2jmobius.gameserver.model.events.Containers;
 import com.l2jmobius.gameserver.model.events.EventType;
 import com.l2jmobius.gameserver.model.events.ListenerRegisterType;
 import com.l2jmobius.gameserver.model.events.annotations.RegisterEvent;
 import com.l2jmobius.gameserver.model.events.annotations.RegisterType;
 import com.l2jmobius.gameserver.model.events.impl.character.npc.OnAttackableKill;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonAgathion;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
+import com.l2jmobius.gameserver.model.events.listeners.ConsumerEventListener;
 import com.l2jmobius.gameserver.model.quest.Quest;
 import com.l2jmobius.gameserver.model.quest.QuestState;
 import com.l2jmobius.gameserver.model.quest.State;
 import com.l2jmobius.gameserver.model.skills.Skill;
 
 /**
+ * Brothers Bound in Chains (500)
  * @author Mobius (Based on GoD quest.)
  * @URL https://l2wiki.com/classic/Brothers_Bound_in_Chains
  */
@@ -45,7 +49,7 @@ public class Q00500_BrothersBoundInChains extends Quest
 	private static final int PENITENT_MANACLES = 70806;
 	private static final int CRUMBS_OF_PENITENCE = 70807;
 	// Skill
-	private static final int HOUR_OF_PENITENCE = 15325;
+	private static final int HOUR_OF_PENITENCE = 55702;
 	// Agathion
 	private static final int SIN_EATER = 9021;
 	// Other
@@ -56,8 +60,10 @@ public class Q00500_BrothersBoundInChains extends Quest
 		super(500);
 		addStartNpc(DARK_JUDGE);
 		addTalkId(DARK_JUDGE);
-		addSummonAgathion();
 		registerQuestItems(PENITENT_MANACLES, CRUMBS_OF_PENITENCE);
+		
+		Containers.Global().addListener(new ConsumerEventListener(Containers.Global(), EventType.ON_PLAYER_SUMMON_AGATHION, (OnPlayerSummonAgathion event) -> OnPlayerSummonAgathion(event), this));
+		Containers.Global().addListener(new ConsumerEventListener(Containers.Global(), EventType.ON_PLAYER_UNSUMMON_AGATHION, (OnPlayerUnsummonAgathion event) -> OnPlayerUnsummonAgathion(event), this));
 	}
 	
 	@Override
@@ -73,7 +79,7 @@ public class Q00500_BrothersBoundInChains extends Quest
 		{
 			case "buff":
 			{
-				if (player != null)
+				if ((player != null) && (player.getAgathionId() == SIN_EATER))
 				{
 					final Skill skill = SkillData.getInstance().getSkill(HOUR_OF_PENITENCE, 1); // Hour of Penitence
 					skill.activateSkill(player, player);
@@ -109,7 +115,8 @@ public class Q00500_BrothersBoundInChains extends Quest
 				if (getQuestItemsCount(player, CRUMBS_OF_PENITENCE) >= 35)
 				{
 					takeItems(player, CRUMBS_OF_PENITENCE, -1);
-					player.setPkKills(Math.max(0, player.getPkKills() - Rnd.get(1, 3)));
+					takeItems(player, PENITENT_MANACLES, -1);
+					player.setPkKills(Math.max(0, player.getPkKills() - getRandom(1, 3)));
 					qs.unset(KILL_COUNT_VAR);
 					qs.exitQuest(QuestType.DAILY, true);
 				}
@@ -174,15 +181,45 @@ public class Q00500_BrothersBoundInChains extends Quest
 		return htmltext;
 	}
 	
-	@Override
-	public void onSummonAgathion(L2PcInstance player, int agathionId)
+	private void OnPlayerSummonAgathion(OnPlayerSummonAgathion event)
 	{
-		if (SIN_EATER == agathionId)
+		final L2PcInstance player = event.getPlayer();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
+		if (qs == null)
+		{
+			return;
+		}
+		
+		if (event.getAgathionId() == SIN_EATER)
 		{
 			startQuestTimer("buff", 2500, null, player);
 		}
 	}
 	
+	private void OnPlayerUnsummonAgathion(OnPlayerUnsummonAgathion event)
+	{
+		final L2PcInstance player = event.getPlayer();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
+		if (qs == null)
+		{
+			return;
+		}
+		
+		if (event.getAgathionId() == SIN_EATER)
+		{
+			cancelQuestTimer("buff", null, player);
+			player.getEffectList().stopSkillEffects(true, HOUR_OF_PENITENCE);
+		}
+	}
+	
 	@RegisterEvent(EventType.ON_ATTACKABLE_KILL)
 	@RegisterType(ListenerRegisterType.GLOBAL_MONSTERS)
 	public void onAttackableKill(OnAttackableKill event)
diff --git a/L2J_Mobius_Classic_2.1_Zaken/dist/game/data/stats/items/70800-70899.xml b/L2J_Mobius_Classic_2.1_Zaken/dist/game/data/stats/items/70800-70899.xml
index ff95b58a18..4f9b87f519 100644
--- a/L2J_Mobius_Classic_2.1_Zaken/dist/game/data/stats/items/70800-70899.xml
+++ b/L2J_Mobius_Classic_2.1_Zaken/dist/game/data/stats/items/70800-70899.xml
@@ -76,6 +76,7 @@
 		<set name="weight" val="100" />
 		<skills>
 			<skill id="55701" level="1" /> <!-- Release Agathion's Seal - Sin Eater -->
+			<skill id="3267" level="1" /> <!-- Seal Agathion -->
 			<skill id="3267" level="1" type="ON_UNEQUIP" /> <!-- Seal Agathion -->
 		</skills>
 	</item>
diff --git a/L2J_Mobius_Classic_2.1_Zaken/java/com/l2jmobius/gameserver/model/events/AbstractScript.java b/L2J_Mobius_Classic_2.1_Zaken/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
index a8702bd970..40a5bd3557 100644
--- a/L2J_Mobius_Classic_2.1_Zaken/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
+++ b/L2J_Mobius_Classic_2.1_Zaken/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
@@ -99,7 +99,6 @@ import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerLogou
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerProfessionCancel;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerProfessionChange;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSkillLearn;
-import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonAgathion;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonSpawn;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonTalk;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnTrapAction;
@@ -1481,13 +1480,6 @@ public abstract class AbstractScript extends ManagedScript implements IEventTime
 		return registerConsumer(callback, EventType.ON_INSTANCE_STATUS_CHANGE, ListenerRegisterType.INSTANCE, templateIds);
 	}
 	
-	// ---------------------------------------------------------------------------------------------------------------------------
-	
-	protected final List<AbstractEventListener> setPlayerSummonAgathion(Consumer<OnPlayerSummonAgathion> callback)
-	{
-		return registerConsumer(callback, EventType.ON_PLAYER_SUMMON_AGATHION, ListenerRegisterType.GLOBAL);
-	}
-	
 	// --------------------------------------------------------------------------------------------------
 	// --------------------------------Default listener register methods---------------------------------
 	// --------------------------------------------------------------------------------------------------
diff --git a/L2J_Mobius_Classic_2.1_Zaken/java/com/l2jmobius/gameserver/model/events/EventType.java b/L2J_Mobius_Classic_2.1_Zaken/java/com/l2jmobius/gameserver/model/events/EventType.java
index 77ae06a6af..a414e96baf 100644
--- a/L2J_Mobius_Classic_2.1_Zaken/java/com/l2jmobius/gameserver/model/events/EventType.java
+++ b/L2J_Mobius_Classic_2.1_Zaken/java/com/l2jmobius/gameserver/model/events/EventType.java
@@ -110,6 +110,7 @@ import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummo
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonSpawn;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonTalk;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerTransform;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnTrapAction;
 import com.l2jmobius.gameserver.model.events.impl.clan.OnClanWarFinish;
 import com.l2jmobius.gameserver.model.events.impl.clan.OnClanWarStart;
@@ -270,6 +271,7 @@ public enum EventType
 	ON_PLAYER_QUEST_ABORT(OnPlayerQuestAbort.class, void.class),
 	ON_PLAYER_QUEST_COMPLETE(OnPlayerQuestComplete.class, void.class),
 	ON_PLAYER_SUMMON_AGATHION(OnPlayerSummonAgathion.class, void.class),
+	ON_PLAYER_UNSUMMON_AGATHION(OnPlayerUnsummonAgathion.class, void.class),
 	
 	// Trap events
 	ON_TRAP_ACTION(OnTrapAction.class, void.class),
diff --git a/L2J_Mobius_Classic_2.1_Zaken/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java b/L2J_Mobius_Classic_2.1_Zaken/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
new file mode 100644
index 0000000000..22ea428fc9
--- /dev/null
+++ b/L2J_Mobius_Classic_2.1_Zaken/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
@@ -0,0 +1,52 @@
+/*
+ * This file is part of the L2J Mobius project.
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.l2jmobius.gameserver.model.events.impl.character.player;
+
+import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
+import com.l2jmobius.gameserver.model.events.EventType;
+import com.l2jmobius.gameserver.model.events.impl.IBaseEvent;
+
+/**
+ * @author Mobius
+ */
+public class OnPlayerUnsummonAgathion implements IBaseEvent
+{
+	private final L2PcInstance _player;
+	private final int _agathionId;
+	
+	public OnPlayerUnsummonAgathion(L2PcInstance player, int agathionId)
+	{
+		_player = player;
+		_agathionId = agathionId;
+	}
+	
+	public L2PcInstance getPlayer()
+	{
+		return _player;
+	}
+	
+	public int getAgathionId()
+	{
+		return _agathionId;
+	}
+	
+	@Override
+	public EventType getType()
+	{
+		return EventType.ON_PLAYER_UNSUMMON_AGATHION;
+	}
+}
diff --git a/L2J_Mobius_Classic_2.1_Zaken/java/com/l2jmobius/gameserver/model/quest/Quest.java b/L2J_Mobius_Classic_2.1_Zaken/java/com/l2jmobius/gameserver/model/quest/Quest.java
index edb837c8bd..463829ac7f 100644
--- a/L2J_Mobius_Classic_2.1_Zaken/java/com/l2jmobius/gameserver/model/quest/Quest.java
+++ b/L2J_Mobius_Classic_2.1_Zaken/java/com/l2jmobius/gameserver/model/quest/Quest.java
@@ -986,19 +986,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 		return false;
 	}
 	
-	public final void notifySummonAgathion(L2PcInstance player, int npcId)
-	{
-		try
-		{
-			onSummonAgathion(player, npcId);
-		}
-		catch (Exception e)
-		{
-			LOGGER.log(Level.WARNING, "Exception on onSummonAgathion() in notifySummonAgathion(): " + e.getMessage(), e);
-			return;
-		}
-	}
-	
 	// These are methods that java calls to invoke scripts.
 	
 	/**
@@ -1473,10 +1460,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 	{
 	}
 	
-	public void onSummonAgathion(L2PcInstance player, int agathionId)
-	{
-	}
-	
 	/**
 	 * @param npc
 	 * @param player
@@ -2373,11 +2356,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 		setInstanceLeaveId(event -> onInstanceLeave(event.getPlayer(), event.getInstanceWorld()), templateIds);
 	}
 	
-	public void addSummonAgathion()
-	{
-		setPlayerSummonAgathion(event -> notifySummonAgathion(event.getPlayer(), event.getAgathionId()));
-	}
-	
 	/**
 	 * Use this method to get a random party member from a player's party.<br>
 	 * Useful when distributing rewards after killing an NPC.
diff --git a/L2J_Mobius_Classic_2.2_Antharas/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java b/L2J_Mobius_Classic_2.2_Antharas/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
index c73eb71458..f2d6f1b9c1 100644
--- a/L2J_Mobius_Classic_2.2_Antharas/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
+++ b/L2J_Mobius_Classic_2.2_Antharas/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
@@ -64,6 +64,6 @@ public final class SummonAgathion extends AbstractEffect
 		player.sendPacket(new ExUserInfoCubic(player));
 		player.broadcastCharInfo();
 		
-		EventDispatcher.getInstance().notifyEventAsync(new OnPlayerSummonAgathion(effector.getActingPlayer(), _npcId));
+		EventDispatcher.getInstance().notifyEventAsync(new OnPlayerSummonAgathion(player, _npcId));
 	}
 }
diff --git a/L2J_Mobius_Classic_2.2_Antharas/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java b/L2J_Mobius_Classic_2.2_Antharas/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
index abe6556524..b40b18f77f 100644
--- a/L2J_Mobius_Classic_2.2_Antharas/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
+++ b/L2J_Mobius_Classic_2.2_Antharas/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
@@ -20,6 +20,8 @@ import com.l2jmobius.gameserver.model.StatsSet;
 import com.l2jmobius.gameserver.model.actor.L2Character;
 import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
 import com.l2jmobius.gameserver.model.effects.AbstractEffect;
+import com.l2jmobius.gameserver.model.events.EventDispatcher;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
 import com.l2jmobius.gameserver.model.items.instance.L2ItemInstance;
 import com.l2jmobius.gameserver.model.skills.Skill;
 import com.l2jmobius.gameserver.network.serverpackets.ExUserInfoCubic;
@@ -46,9 +48,15 @@ public final class UnsummonAgathion extends AbstractEffect
 		final L2PcInstance player = effector.getActingPlayer();
 		if (player != null)
 		{
-			player.setAgathionId(0);
-			player.sendPacket(new ExUserInfoCubic(player));
-			player.broadcastCharInfo();
+			final int agathionId = player.getAgathionId();
+			if (agathionId > 0)
+			{
+				player.setAgathionId(0);
+				player.sendPacket(new ExUserInfoCubic(player));
+				player.broadcastCharInfo();
+				
+				EventDispatcher.getInstance().notifyEventAsync(new OnPlayerUnsummonAgathion(player, agathionId));
+			}
 		}
 	}
 }
diff --git a/L2J_Mobius_Classic_2.2_Antharas/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java b/L2J_Mobius_Classic_2.2_Antharas/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
index 75a90dfd5a..a525c40c89 100644
--- a/L2J_Mobius_Classic_2.2_Antharas/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
+++ b/L2J_Mobius_Classic_2.2_Antharas/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
@@ -16,23 +16,27 @@
  */
 package quests.Q00500_BrothersBoundInChains;
 
-import com.l2jmobius.commons.util.Rnd;
 import com.l2jmobius.gameserver.data.xml.impl.SkillData;
 import com.l2jmobius.gameserver.enums.QuestType;
 import com.l2jmobius.gameserver.model.actor.L2Attackable;
 import com.l2jmobius.gameserver.model.actor.L2Npc;
 import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
+import com.l2jmobius.gameserver.model.events.Containers;
 import com.l2jmobius.gameserver.model.events.EventType;
 import com.l2jmobius.gameserver.model.events.ListenerRegisterType;
 import com.l2jmobius.gameserver.model.events.annotations.RegisterEvent;
 import com.l2jmobius.gameserver.model.events.annotations.RegisterType;
 import com.l2jmobius.gameserver.model.events.impl.character.npc.OnAttackableKill;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonAgathion;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
+import com.l2jmobius.gameserver.model.events.listeners.ConsumerEventListener;
 import com.l2jmobius.gameserver.model.quest.Quest;
 import com.l2jmobius.gameserver.model.quest.QuestState;
 import com.l2jmobius.gameserver.model.quest.State;
 import com.l2jmobius.gameserver.model.skills.Skill;
 
 /**
+ * Brothers Bound in Chains (500)
  * @author Mobius (Based on GoD quest.)
  * @URL https://l2wiki.com/classic/Brothers_Bound_in_Chains
  */
@@ -45,7 +49,7 @@ public class Q00500_BrothersBoundInChains extends Quest
 	private static final int PENITENT_MANACLES = 70806;
 	private static final int CRUMBS_OF_PENITENCE = 70807;
 	// Skill
-	private static final int HOUR_OF_PENITENCE = 15325;
+	private static final int HOUR_OF_PENITENCE = 55702;
 	// Agathion
 	private static final int SIN_EATER = 9021;
 	// Other
@@ -56,8 +60,10 @@ public class Q00500_BrothersBoundInChains extends Quest
 		super(500);
 		addStartNpc(DARK_JUDGE);
 		addTalkId(DARK_JUDGE);
-		addSummonAgathion();
 		registerQuestItems(PENITENT_MANACLES, CRUMBS_OF_PENITENCE);
+		
+		Containers.Global().addListener(new ConsumerEventListener(Containers.Global(), EventType.ON_PLAYER_SUMMON_AGATHION, (OnPlayerSummonAgathion event) -> OnPlayerSummonAgathion(event), this));
+		Containers.Global().addListener(new ConsumerEventListener(Containers.Global(), EventType.ON_PLAYER_UNSUMMON_AGATHION, (OnPlayerUnsummonAgathion event) -> OnPlayerUnsummonAgathion(event), this));
 	}
 	
 	@Override
@@ -73,7 +79,7 @@ public class Q00500_BrothersBoundInChains extends Quest
 		{
 			case "buff":
 			{
-				if (player != null)
+				if ((player != null) && (player.getAgathionId() == SIN_EATER))
 				{
 					final Skill skill = SkillData.getInstance().getSkill(HOUR_OF_PENITENCE, 1); // Hour of Penitence
 					skill.activateSkill(player, player);
@@ -109,7 +115,8 @@ public class Q00500_BrothersBoundInChains extends Quest
 				if (getQuestItemsCount(player, CRUMBS_OF_PENITENCE) >= 35)
 				{
 					takeItems(player, CRUMBS_OF_PENITENCE, -1);
-					player.setPkKills(Math.max(0, player.getPkKills() - Rnd.get(1, 3)));
+					takeItems(player, PENITENT_MANACLES, -1);
+					player.setPkKills(Math.max(0, player.getPkKills() - getRandom(1, 3)));
 					qs.unset(KILL_COUNT_VAR);
 					qs.exitQuest(QuestType.DAILY, true);
 				}
@@ -174,15 +181,45 @@ public class Q00500_BrothersBoundInChains extends Quest
 		return htmltext;
 	}
 	
-	@Override
-	public void onSummonAgathion(L2PcInstance player, int agathionId)
+	private void OnPlayerSummonAgathion(OnPlayerSummonAgathion event)
 	{
-		if (SIN_EATER == agathionId)
+		final L2PcInstance player = event.getPlayer();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
+		if (qs == null)
+		{
+			return;
+		}
+		
+		if (event.getAgathionId() == SIN_EATER)
 		{
 			startQuestTimer("buff", 2500, null, player);
 		}
 	}
 	
+	private void OnPlayerUnsummonAgathion(OnPlayerUnsummonAgathion event)
+	{
+		final L2PcInstance player = event.getPlayer();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
+		if (qs == null)
+		{
+			return;
+		}
+		
+		if (event.getAgathionId() == SIN_EATER)
+		{
+			cancelQuestTimer("buff", null, player);
+			player.getEffectList().stopSkillEffects(true, HOUR_OF_PENITENCE);
+		}
+	}
+	
 	@RegisterEvent(EventType.ON_ATTACKABLE_KILL)
 	@RegisterType(ListenerRegisterType.GLOBAL_MONSTERS)
 	public void onAttackableKill(OnAttackableKill event)
diff --git a/L2J_Mobius_Classic_2.2_Antharas/dist/game/data/stats/items/70800-70899.xml b/L2J_Mobius_Classic_2.2_Antharas/dist/game/data/stats/items/70800-70899.xml
index c184cff468..235efa7ed1 100644
--- a/L2J_Mobius_Classic_2.2_Antharas/dist/game/data/stats/items/70800-70899.xml
+++ b/L2J_Mobius_Classic_2.2_Antharas/dist/game/data/stats/items/70800-70899.xml
@@ -76,6 +76,7 @@
 		<set name="weight" val="100" />
 		<skills>
 			<skill id="55701" level="1" /> <!-- Release Agathion's Seal - Sin Eater -->
+			<skill id="3267" level="1" /> <!-- Seal Agathion -->
 			<skill id="3267" level="1" type="ON_UNEQUIP" /> <!-- Seal Agathion -->
 		</skills>
 	</item>
diff --git a/L2J_Mobius_Classic_2.2_Antharas/java/com/l2jmobius/gameserver/model/events/AbstractScript.java b/L2J_Mobius_Classic_2.2_Antharas/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
index a8702bd970..40a5bd3557 100644
--- a/L2J_Mobius_Classic_2.2_Antharas/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
+++ b/L2J_Mobius_Classic_2.2_Antharas/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
@@ -99,7 +99,6 @@ import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerLogou
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerProfessionCancel;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerProfessionChange;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSkillLearn;
-import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonAgathion;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonSpawn;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonTalk;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnTrapAction;
@@ -1481,13 +1480,6 @@ public abstract class AbstractScript extends ManagedScript implements IEventTime
 		return registerConsumer(callback, EventType.ON_INSTANCE_STATUS_CHANGE, ListenerRegisterType.INSTANCE, templateIds);
 	}
 	
-	// ---------------------------------------------------------------------------------------------------------------------------
-	
-	protected final List<AbstractEventListener> setPlayerSummonAgathion(Consumer<OnPlayerSummonAgathion> callback)
-	{
-		return registerConsumer(callback, EventType.ON_PLAYER_SUMMON_AGATHION, ListenerRegisterType.GLOBAL);
-	}
-	
 	// --------------------------------------------------------------------------------------------------
 	// --------------------------------Default listener register methods---------------------------------
 	// --------------------------------------------------------------------------------------------------
diff --git a/L2J_Mobius_Classic_2.2_Antharas/java/com/l2jmobius/gameserver/model/events/EventType.java b/L2J_Mobius_Classic_2.2_Antharas/java/com/l2jmobius/gameserver/model/events/EventType.java
index 77ae06a6af..a414e96baf 100644
--- a/L2J_Mobius_Classic_2.2_Antharas/java/com/l2jmobius/gameserver/model/events/EventType.java
+++ b/L2J_Mobius_Classic_2.2_Antharas/java/com/l2jmobius/gameserver/model/events/EventType.java
@@ -110,6 +110,7 @@ import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummo
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonSpawn;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonTalk;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerTransform;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnTrapAction;
 import com.l2jmobius.gameserver.model.events.impl.clan.OnClanWarFinish;
 import com.l2jmobius.gameserver.model.events.impl.clan.OnClanWarStart;
@@ -270,6 +271,7 @@ public enum EventType
 	ON_PLAYER_QUEST_ABORT(OnPlayerQuestAbort.class, void.class),
 	ON_PLAYER_QUEST_COMPLETE(OnPlayerQuestComplete.class, void.class),
 	ON_PLAYER_SUMMON_AGATHION(OnPlayerSummonAgathion.class, void.class),
+	ON_PLAYER_UNSUMMON_AGATHION(OnPlayerUnsummonAgathion.class, void.class),
 	
 	// Trap events
 	ON_TRAP_ACTION(OnTrapAction.class, void.class),
diff --git a/L2J_Mobius_Classic_2.2_Antharas/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java b/L2J_Mobius_Classic_2.2_Antharas/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
new file mode 100644
index 0000000000..22ea428fc9
--- /dev/null
+++ b/L2J_Mobius_Classic_2.2_Antharas/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
@@ -0,0 +1,52 @@
+/*
+ * This file is part of the L2J Mobius project.
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.l2jmobius.gameserver.model.events.impl.character.player;
+
+import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
+import com.l2jmobius.gameserver.model.events.EventType;
+import com.l2jmobius.gameserver.model.events.impl.IBaseEvent;
+
+/**
+ * @author Mobius
+ */
+public class OnPlayerUnsummonAgathion implements IBaseEvent
+{
+	private final L2PcInstance _player;
+	private final int _agathionId;
+	
+	public OnPlayerUnsummonAgathion(L2PcInstance player, int agathionId)
+	{
+		_player = player;
+		_agathionId = agathionId;
+	}
+	
+	public L2PcInstance getPlayer()
+	{
+		return _player;
+	}
+	
+	public int getAgathionId()
+	{
+		return _agathionId;
+	}
+	
+	@Override
+	public EventType getType()
+	{
+		return EventType.ON_PLAYER_UNSUMMON_AGATHION;
+	}
+}
diff --git a/L2J_Mobius_Classic_2.2_Antharas/java/com/l2jmobius/gameserver/model/quest/Quest.java b/L2J_Mobius_Classic_2.2_Antharas/java/com/l2jmobius/gameserver/model/quest/Quest.java
index edb837c8bd..463829ac7f 100644
--- a/L2J_Mobius_Classic_2.2_Antharas/java/com/l2jmobius/gameserver/model/quest/Quest.java
+++ b/L2J_Mobius_Classic_2.2_Antharas/java/com/l2jmobius/gameserver/model/quest/Quest.java
@@ -986,19 +986,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 		return false;
 	}
 	
-	public final void notifySummonAgathion(L2PcInstance player, int npcId)
-	{
-		try
-		{
-			onSummonAgathion(player, npcId);
-		}
-		catch (Exception e)
-		{
-			LOGGER.log(Level.WARNING, "Exception on onSummonAgathion() in notifySummonAgathion(): " + e.getMessage(), e);
-			return;
-		}
-	}
-	
 	// These are methods that java calls to invoke scripts.
 	
 	/**
@@ -1473,10 +1460,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 	{
 	}
 	
-	public void onSummonAgathion(L2PcInstance player, int agathionId)
-	{
-	}
-	
 	/**
 	 * @param npc
 	 * @param player
@@ -2373,11 +2356,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 		setInstanceLeaveId(event -> onInstanceLeave(event.getPlayer(), event.getInstanceWorld()), templateIds);
 	}
 	
-	public void addSummonAgathion()
-	{
-		setPlayerSummonAgathion(event -> notifySummonAgathion(event.getPlayer(), event.getAgathionId()));
-	}
-	
 	/**
 	 * Use this method to get a random party member from a player's party.<br>
 	 * Useful when distributing rewards after killing an NPC.
diff --git a/L2J_Mobius_Classic_2.3_SevenSigns/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java b/L2J_Mobius_Classic_2.3_SevenSigns/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
index c73eb71458..f2d6f1b9c1 100644
--- a/L2J_Mobius_Classic_2.3_SevenSigns/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
+++ b/L2J_Mobius_Classic_2.3_SevenSigns/dist/game/data/scripts/handlers/effecthandlers/SummonAgathion.java
@@ -64,6 +64,6 @@ public final class SummonAgathion extends AbstractEffect
 		player.sendPacket(new ExUserInfoCubic(player));
 		player.broadcastCharInfo();
 		
-		EventDispatcher.getInstance().notifyEventAsync(new OnPlayerSummonAgathion(effector.getActingPlayer(), _npcId));
+		EventDispatcher.getInstance().notifyEventAsync(new OnPlayerSummonAgathion(player, _npcId));
 	}
 }
diff --git a/L2J_Mobius_Classic_2.3_SevenSigns/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java b/L2J_Mobius_Classic_2.3_SevenSigns/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
index abe6556524..b40b18f77f 100644
--- a/L2J_Mobius_Classic_2.3_SevenSigns/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
+++ b/L2J_Mobius_Classic_2.3_SevenSigns/dist/game/data/scripts/handlers/effecthandlers/UnsummonAgathion.java
@@ -20,6 +20,8 @@ import com.l2jmobius.gameserver.model.StatsSet;
 import com.l2jmobius.gameserver.model.actor.L2Character;
 import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
 import com.l2jmobius.gameserver.model.effects.AbstractEffect;
+import com.l2jmobius.gameserver.model.events.EventDispatcher;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
 import com.l2jmobius.gameserver.model.items.instance.L2ItemInstance;
 import com.l2jmobius.gameserver.model.skills.Skill;
 import com.l2jmobius.gameserver.network.serverpackets.ExUserInfoCubic;
@@ -46,9 +48,15 @@ public final class UnsummonAgathion extends AbstractEffect
 		final L2PcInstance player = effector.getActingPlayer();
 		if (player != null)
 		{
-			player.setAgathionId(0);
-			player.sendPacket(new ExUserInfoCubic(player));
-			player.broadcastCharInfo();
+			final int agathionId = player.getAgathionId();
+			if (agathionId > 0)
+			{
+				player.setAgathionId(0);
+				player.sendPacket(new ExUserInfoCubic(player));
+				player.broadcastCharInfo();
+				
+				EventDispatcher.getInstance().notifyEventAsync(new OnPlayerUnsummonAgathion(player, agathionId));
+			}
 		}
 	}
 }
diff --git a/L2J_Mobius_Classic_2.3_SevenSigns/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java b/L2J_Mobius_Classic_2.3_SevenSigns/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
index 75a90dfd5a..a525c40c89 100644
--- a/L2J_Mobius_Classic_2.3_SevenSigns/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
+++ b/L2J_Mobius_Classic_2.3_SevenSigns/dist/game/data/scripts/quests/Q00500_BrothersBoundInChains/Q00500_BrothersBoundInChains.java
@@ -16,23 +16,27 @@
  */
 package quests.Q00500_BrothersBoundInChains;
 
-import com.l2jmobius.commons.util.Rnd;
 import com.l2jmobius.gameserver.data.xml.impl.SkillData;
 import com.l2jmobius.gameserver.enums.QuestType;
 import com.l2jmobius.gameserver.model.actor.L2Attackable;
 import com.l2jmobius.gameserver.model.actor.L2Npc;
 import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
+import com.l2jmobius.gameserver.model.events.Containers;
 import com.l2jmobius.gameserver.model.events.EventType;
 import com.l2jmobius.gameserver.model.events.ListenerRegisterType;
 import com.l2jmobius.gameserver.model.events.annotations.RegisterEvent;
 import com.l2jmobius.gameserver.model.events.annotations.RegisterType;
 import com.l2jmobius.gameserver.model.events.impl.character.npc.OnAttackableKill;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonAgathion;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
+import com.l2jmobius.gameserver.model.events.listeners.ConsumerEventListener;
 import com.l2jmobius.gameserver.model.quest.Quest;
 import com.l2jmobius.gameserver.model.quest.QuestState;
 import com.l2jmobius.gameserver.model.quest.State;
 import com.l2jmobius.gameserver.model.skills.Skill;
 
 /**
+ * Brothers Bound in Chains (500)
  * @author Mobius (Based on GoD quest.)
  * @URL https://l2wiki.com/classic/Brothers_Bound_in_Chains
  */
@@ -45,7 +49,7 @@ public class Q00500_BrothersBoundInChains extends Quest
 	private static final int PENITENT_MANACLES = 70806;
 	private static final int CRUMBS_OF_PENITENCE = 70807;
 	// Skill
-	private static final int HOUR_OF_PENITENCE = 15325;
+	private static final int HOUR_OF_PENITENCE = 55702;
 	// Agathion
 	private static final int SIN_EATER = 9021;
 	// Other
@@ -56,8 +60,10 @@ public class Q00500_BrothersBoundInChains extends Quest
 		super(500);
 		addStartNpc(DARK_JUDGE);
 		addTalkId(DARK_JUDGE);
-		addSummonAgathion();
 		registerQuestItems(PENITENT_MANACLES, CRUMBS_OF_PENITENCE);
+		
+		Containers.Global().addListener(new ConsumerEventListener(Containers.Global(), EventType.ON_PLAYER_SUMMON_AGATHION, (OnPlayerSummonAgathion event) -> OnPlayerSummonAgathion(event), this));
+		Containers.Global().addListener(new ConsumerEventListener(Containers.Global(), EventType.ON_PLAYER_UNSUMMON_AGATHION, (OnPlayerUnsummonAgathion event) -> OnPlayerUnsummonAgathion(event), this));
 	}
 	
 	@Override
@@ -73,7 +79,7 @@ public class Q00500_BrothersBoundInChains extends Quest
 		{
 			case "buff":
 			{
-				if (player != null)
+				if ((player != null) && (player.getAgathionId() == SIN_EATER))
 				{
 					final Skill skill = SkillData.getInstance().getSkill(HOUR_OF_PENITENCE, 1); // Hour of Penitence
 					skill.activateSkill(player, player);
@@ -109,7 +115,8 @@ public class Q00500_BrothersBoundInChains extends Quest
 				if (getQuestItemsCount(player, CRUMBS_OF_PENITENCE) >= 35)
 				{
 					takeItems(player, CRUMBS_OF_PENITENCE, -1);
-					player.setPkKills(Math.max(0, player.getPkKills() - Rnd.get(1, 3)));
+					takeItems(player, PENITENT_MANACLES, -1);
+					player.setPkKills(Math.max(0, player.getPkKills() - getRandom(1, 3)));
 					qs.unset(KILL_COUNT_VAR);
 					qs.exitQuest(QuestType.DAILY, true);
 				}
@@ -174,15 +181,45 @@ public class Q00500_BrothersBoundInChains extends Quest
 		return htmltext;
 	}
 	
-	@Override
-	public void onSummonAgathion(L2PcInstance player, int agathionId)
+	private void OnPlayerSummonAgathion(OnPlayerSummonAgathion event)
 	{
-		if (SIN_EATER == agathionId)
+		final L2PcInstance player = event.getPlayer();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
+		if (qs == null)
+		{
+			return;
+		}
+		
+		if (event.getAgathionId() == SIN_EATER)
 		{
 			startQuestTimer("buff", 2500, null, player);
 		}
 	}
 	
+	private void OnPlayerUnsummonAgathion(OnPlayerUnsummonAgathion event)
+	{
+		final L2PcInstance player = event.getPlayer();
+		if (player == null)
+		{
+			return;
+		}
+		final QuestState qs = getQuestState(player, false);
+		if (qs == null)
+		{
+			return;
+		}
+		
+		if (event.getAgathionId() == SIN_EATER)
+		{
+			cancelQuestTimer("buff", null, player);
+			player.getEffectList().stopSkillEffects(true, HOUR_OF_PENITENCE);
+		}
+	}
+	
 	@RegisterEvent(EventType.ON_ATTACKABLE_KILL)
 	@RegisterType(ListenerRegisterType.GLOBAL_MONSTERS)
 	public void onAttackableKill(OnAttackableKill event)
diff --git a/L2J_Mobius_Classic_2.3_SevenSigns/dist/game/data/stats/items/70800-70899.xml b/L2J_Mobius_Classic_2.3_SevenSigns/dist/game/data/stats/items/70800-70899.xml
index 1f83ba7eca..8653ca9b1c 100644
--- a/L2J_Mobius_Classic_2.3_SevenSigns/dist/game/data/stats/items/70800-70899.xml
+++ b/L2J_Mobius_Classic_2.3_SevenSigns/dist/game/data/stats/items/70800-70899.xml
@@ -76,6 +76,7 @@
 		<set name="weight" val="100" />
 		<skills>
 			<skill id="55701" level="1" /> <!-- Release Agathion's Seal - Sin Eater -->
+			<skill id="3267" level="1" /> <!-- Seal Agathion -->
 			<skill id="3267" level="1" type="ON_UNEQUIP" /> <!-- Seal Agathion -->
 		</skills>
 	</item>
diff --git a/L2J_Mobius_Classic_2.3_SevenSigns/java/com/l2jmobius/gameserver/model/events/AbstractScript.java b/L2J_Mobius_Classic_2.3_SevenSigns/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
index a8702bd970..40a5bd3557 100644
--- a/L2J_Mobius_Classic_2.3_SevenSigns/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
+++ b/L2J_Mobius_Classic_2.3_SevenSigns/java/com/l2jmobius/gameserver/model/events/AbstractScript.java
@@ -99,7 +99,6 @@ import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerLogou
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerProfessionCancel;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerProfessionChange;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSkillLearn;
-import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonAgathion;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonSpawn;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonTalk;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnTrapAction;
@@ -1481,13 +1480,6 @@ public abstract class AbstractScript extends ManagedScript implements IEventTime
 		return registerConsumer(callback, EventType.ON_INSTANCE_STATUS_CHANGE, ListenerRegisterType.INSTANCE, templateIds);
 	}
 	
-	// ---------------------------------------------------------------------------------------------------------------------------
-	
-	protected final List<AbstractEventListener> setPlayerSummonAgathion(Consumer<OnPlayerSummonAgathion> callback)
-	{
-		return registerConsumer(callback, EventType.ON_PLAYER_SUMMON_AGATHION, ListenerRegisterType.GLOBAL);
-	}
-	
 	// --------------------------------------------------------------------------------------------------
 	// --------------------------------Default listener register methods---------------------------------
 	// --------------------------------------------------------------------------------------------------
diff --git a/L2J_Mobius_Classic_2.3_SevenSigns/java/com/l2jmobius/gameserver/model/events/EventType.java b/L2J_Mobius_Classic_2.3_SevenSigns/java/com/l2jmobius/gameserver/model/events/EventType.java
index 77ae06a6af..a414e96baf 100644
--- a/L2J_Mobius_Classic_2.3_SevenSigns/java/com/l2jmobius/gameserver/model/events/EventType.java
+++ b/L2J_Mobius_Classic_2.3_SevenSigns/java/com/l2jmobius/gameserver/model/events/EventType.java
@@ -110,6 +110,7 @@ import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummo
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonSpawn;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerSummonTalk;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerTransform;
+import com.l2jmobius.gameserver.model.events.impl.character.player.OnPlayerUnsummonAgathion;
 import com.l2jmobius.gameserver.model.events.impl.character.player.OnTrapAction;
 import com.l2jmobius.gameserver.model.events.impl.clan.OnClanWarFinish;
 import com.l2jmobius.gameserver.model.events.impl.clan.OnClanWarStart;
@@ -270,6 +271,7 @@ public enum EventType
 	ON_PLAYER_QUEST_ABORT(OnPlayerQuestAbort.class, void.class),
 	ON_PLAYER_QUEST_COMPLETE(OnPlayerQuestComplete.class, void.class),
 	ON_PLAYER_SUMMON_AGATHION(OnPlayerSummonAgathion.class, void.class),
+	ON_PLAYER_UNSUMMON_AGATHION(OnPlayerUnsummonAgathion.class, void.class),
 	
 	// Trap events
 	ON_TRAP_ACTION(OnTrapAction.class, void.class),
diff --git a/L2J_Mobius_Classic_2.3_SevenSigns/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java b/L2J_Mobius_Classic_2.3_SevenSigns/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
new file mode 100644
index 0000000000..22ea428fc9
--- /dev/null
+++ b/L2J_Mobius_Classic_2.3_SevenSigns/java/com/l2jmobius/gameserver/model/events/impl/character/player/OnPlayerUnsummonAgathion.java
@@ -0,0 +1,52 @@
+/*
+ * This file is part of the L2J Mobius project.
+ * 
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ * 
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ * General Public License for more details.
+ * 
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+package com.l2jmobius.gameserver.model.events.impl.character.player;
+
+import com.l2jmobius.gameserver.model.actor.instance.L2PcInstance;
+import com.l2jmobius.gameserver.model.events.EventType;
+import com.l2jmobius.gameserver.model.events.impl.IBaseEvent;
+
+/**
+ * @author Mobius
+ */
+public class OnPlayerUnsummonAgathion implements IBaseEvent
+{
+	private final L2PcInstance _player;
+	private final int _agathionId;
+	
+	public OnPlayerUnsummonAgathion(L2PcInstance player, int agathionId)
+	{
+		_player = player;
+		_agathionId = agathionId;
+	}
+	
+	public L2PcInstance getPlayer()
+	{
+		return _player;
+	}
+	
+	public int getAgathionId()
+	{
+		return _agathionId;
+	}
+	
+	@Override
+	public EventType getType()
+	{
+		return EventType.ON_PLAYER_UNSUMMON_AGATHION;
+	}
+}
diff --git a/L2J_Mobius_Classic_2.3_SevenSigns/java/com/l2jmobius/gameserver/model/quest/Quest.java b/L2J_Mobius_Classic_2.3_SevenSigns/java/com/l2jmobius/gameserver/model/quest/Quest.java
index edb837c8bd..463829ac7f 100644
--- a/L2J_Mobius_Classic_2.3_SevenSigns/java/com/l2jmobius/gameserver/model/quest/Quest.java
+++ b/L2J_Mobius_Classic_2.3_SevenSigns/java/com/l2jmobius/gameserver/model/quest/Quest.java
@@ -986,19 +986,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 		return false;
 	}
 	
-	public final void notifySummonAgathion(L2PcInstance player, int npcId)
-	{
-		try
-		{
-			onSummonAgathion(player, npcId);
-		}
-		catch (Exception e)
-		{
-			LOGGER.log(Level.WARNING, "Exception on onSummonAgathion() in notifySummonAgathion(): " + e.getMessage(), e);
-			return;
-		}
-	}
-	
 	// These are methods that java calls to invoke scripts.
 	
 	/**
@@ -1473,10 +1460,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 	{
 	}
 	
-	public void onSummonAgathion(L2PcInstance player, int agathionId)
-	{
-	}
-	
 	/**
 	 * @param npc
 	 * @param player
@@ -2373,11 +2356,6 @@ public class Quest extends AbstractScript implements IIdentifiable
 		setInstanceLeaveId(event -> onInstanceLeave(event.getPlayer(), event.getInstanceWorld()), templateIds);
 	}
 	
-	public void addSummonAgathion()
-	{
-		setPlayerSummonAgathion(event -> notifySummonAgathion(event.getPlayer(), event.getAgathionId()));
-	}
-	
 	/**
 	 * Use this method to get a random party member from a player's party.<br>
 	 * Useful when distributing rewards after killing an NPC.