Support for ExMagicSkillUseGround packet.

L2J_Mobius_09.2_ReturnOfTheQueenAnt/java/org/l2jmobius/gameserver/model/actor/Player.java

@@ -8707,6 +8707,17 @@ public class Player extends Playable
 		final Location worldPosition = _currentSkillWorldPosition;
 		if ((usedSkill.getTargetType() == TargetType.GROUND) && (worldPosition == null))
 		{
+			if (getCurrentMp() >= usedSkill.getMpConsume())
+			{
+				if (usedSkill.checkCondition(this, target, true))
+				{
+					sendPacket(new MagicSkillUse(this, this, usedSkill.getDisplayId(), usedSkill.getDisplayLevel(), 0, 0, usedSkill.getReuseDelayGroup(), -1, SkillCastingType.NORMAL, true));
+				}
+			}
+			else
+			{
+				sendPacket(SystemMessageId.NOT_ENOUGH_MP);
+			}
 			sendPacket(ActionFailed.STATIC_PACKET);
 			return false;
 		}

L2J_Mobius_09.2_ReturnOfTheQueenAnt/java/org/l2jmobius/gameserver/model/skill/SkillCaster.java

@@ -72,6 +72,7 @@ import org.l2jmobius.gameserver.model.stats.Stat;
 import org.l2jmobius.gameserver.model.zone.ZoneId;
 import org.l2jmobius.gameserver.network.SystemMessageId;
 import org.l2jmobius.gameserver.network.serverpackets.ActionFailed;
+import org.l2jmobius.gameserver.network.serverpackets.ExMagicSkillUseGround;
 import org.l2jmobius.gameserver.network.serverpackets.ExRotation;
 import org.l2jmobius.gameserver.network.serverpackets.FlyToLocation;
 import org.l2jmobius.gameserver.network.serverpackets.MagicSkillCanceld;
@@ -349,6 +350,16 @@ public class SkillCaster implements Runnable
 		if (!_skill.isNotBroadcastable())
 		{
 			caster.broadcastPacket(new MagicSkillUse(caster, target, _skill.getDisplayId(), _skill.getDisplayLevel(), displayedCastTime, reuseDelay, _skill.getReuseDelayGroup(), actionId, _castingType));
+			if ((_skill.getTargetType() == TargetType.GROUND) && caster.isPlayer())
+			{
+				final Player player = caster.getActingPlayer();
+				final Location worldPosition = player.getCurrentSkillWorldPosition();
+				if (worldPosition != null)
+				{
+					final Location location = new Location(worldPosition.getX(), worldPosition.getY(), worldPosition.getZ(), worldPosition.getHeading());
+					ThreadPool.schedule(() -> player.broadcastPacket(new ExMagicSkillUseGround(player.getObjectId(), _skill.getId(), location)), 100);
+				}
+			}
 		}
 		
 		if (caster.isPlayer() && !instantCast)
@@ -575,6 +586,12 @@ public class SkillCaster implements Runnable
 		// On each repeat recharge shots before cast.
 		caster.rechargeShots(_skill.useSoulShot(), _skill.useSpiritShot(), false);
 		
+		// Reset current skill world position.
+		if (caster.isPlayer())
+		{
+			caster.getActingPlayer().setCurrentSkillWorldPosition(null);
+		}
+		
 		return true;
 	}
 	

L2J_Mobius_09.2_ReturnOfTheQueenAnt/java/org/l2jmobius/gameserver/network/serverpackets/ExMagicSkillUseGround.java

@@ -0,0 +1,48 @@
+/*
+ * 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 org.l2jmobius.gameserver.network.serverpackets;
+
+import org.l2jmobius.gameserver.model.Location;
+import org.l2jmobius.gameserver.network.ServerPackets;
+
+/**
+ * @author Mobius
+ */
+public class ExMagicSkillUseGround extends ServerPacket
+{
+	private final int _playerObjectId;
+	private final int _skillId;
+	private final Location _location;
+	
+	public ExMagicSkillUseGround(int playerObjectId, int skillId, Location location)
+	{
+		_playerObjectId = playerObjectId;
+		_skillId = skillId;
+		_location = location;
+	}
+	
+	@Override
+	public void write()
+	{
+		ServerPackets.EX_MAGIC_SKILL_USE_GROUND.writeId(this);
+		writeInt(_playerObjectId);
+		writeInt(_skillId);
+		writeInt(_location.getX());
+		writeInt(_location.getY());
+		writeInt(_location.getZ());
+	}
+}

L2J_Mobius_09.2_ReturnOfTheQueenAnt/java/org/l2jmobius/gameserver/network/serverpackets/MagicSkillUse.java

@@ -23,14 +23,12 @@ import java.util.List;
 import org.l2jmobius.gameserver.model.Location;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
-import org.l2jmobius.gameserver.model.actor.Player;
-import org.l2jmobius.gameserver.model.interfaces.IPositionable;
 import org.l2jmobius.gameserver.model.skill.SkillCastingType;
 import org.l2jmobius.gameserver.network.ServerPackets;
 
 /**
  * MagicSkillUse server packet implementation.
- * @author UnAfraid, NosBit
+ * @author UnAfraid, NosBit, Mobius
  */
 public class MagicSkillUse extends ServerPacket
 {
@@ -43,12 +41,12 @@ public class MagicSkillUse extends ServerPacket
 	private final SkillCastingType _castingType; // Defines which client bar is going to use.
 	private final Creature _creature;
 	private final WorldObject _target;
-	private final List<Integer> _unknown = Collections.emptyList();
+	private final boolean _isGroundTargetSkill;
 	private final List<Location> _groundLocations;
 	
-	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay, int reuseGroup, int actionId, SkillCastingType castingType)
+	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay, int reuseGroup, int actionId, SkillCastingType castingType, boolean isGroundTargetSkill)
 	{
-		super(75);
+		super(84);
 		_creature = creature;
 		_target = target;
 		_skillId = skillId;
@@ -58,18 +56,16 @@ public class MagicSkillUse extends ServerPacket
 		_reuseDelay = reuseDelay;
 		_actionId = actionId;
 		_castingType = castingType;
-		Location skillWorldPos = null;
+		_isGroundTargetSkill = isGroundTargetSkill;
-		if (creature.isPlayer())
+		final Location skillWorldPos = creature.isPlayer() ? creature.getActingPlayer().getCurrentSkillWorldPosition() : null;
-		{
-			final Player player = creature.getActingPlayer();
-			if (player.getCurrentSkillWorldPosition() != null)
-			{
-				skillWorldPos = player.getCurrentSkillWorldPosition();
-			}
-		}
 		_groundLocations = skillWorldPos != null ? Arrays.asList(skillWorldPos) : Collections.emptyList();
 	}
 	
+	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay, int reuseGroup, int actionId, SkillCastingType castingType)
+	{
+		this(creature, target, skillId, skillLevel, hitTime, reuseDelay, reuseGroup, actionId, castingType, false);
+	}
+	
 	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay)
 	{
 		this(creature, target, skillId, skillLevel, hitTime, reuseDelay, -1, -1, SkillCastingType.NORMAL);
@@ -95,23 +91,22 @@ public class MagicSkillUse extends ServerPacket
 		writeInt(_creature.getX());
 		writeInt(_creature.getY());
 		writeInt(_creature.getZ());
-		writeShort(_unknown.size()); // TODO: Implement me!
+		writeShort(_isGroundTargetSkill ? 64 : 0);
-		for (int unknown : _unknown)
-		{
-			writeShort(unknown);
-		}
 		writeShort(_groundLocations.size());
-		for (IPositionable target : _groundLocations)
+		for (Location location : _groundLocations)
 		{
-			writeInt(target.getX());
+			writeInt(location.getX());
-			writeInt(target.getY());
+			writeInt(location.getY());
-			writeInt(target.getZ());
+			writeInt(location.getZ());
 		}
 		writeInt(_target.getX());
 		writeInt(_target.getY());
 		writeInt(_target.getZ());
 		writeInt(_actionId >= 0); // 1 when ID from RequestActionUse is used
 		writeInt(_actionId >= 0 ? _actionId : 0); // ID from RequestActionUse. Used to set cooldown on summon skills.
-		writeInt(-1); // 306
+		if (_groundLocations.isEmpty())
+		{
+			writeInt(-1); // 306
+		}
 	}
 }

L2J_Mobius_10.2_MasterClass/java/org/l2jmobius/gameserver/model/actor/Player.java

@@ -8766,6 +8766,17 @@ public class Player extends Playable
 		final Location worldPosition = _currentSkillWorldPosition;
 		if ((usedSkill.getTargetType() == TargetType.GROUND) && (worldPosition == null))
 		{
+			if (getCurrentMp() >= usedSkill.getMpConsume())
+			{
+				if (usedSkill.checkCondition(this, target, true))
+				{
+					sendPacket(new MagicSkillUse(this, this, usedSkill.getDisplayId(), usedSkill.getDisplayLevel(), 0, 0, usedSkill.getReuseDelayGroup(), -1, SkillCastingType.NORMAL, true));
+				}
+			}
+			else
+			{
+				sendPacket(SystemMessageId.NOT_ENOUGH_MP);
+			}
 			sendPacket(ActionFailed.STATIC_PACKET);
 			return false;
 		}

L2J_Mobius_10.2_MasterClass/java/org/l2jmobius/gameserver/model/skill/SkillCaster.java

@@ -72,6 +72,7 @@ import org.l2jmobius.gameserver.model.stats.Stat;
 import org.l2jmobius.gameserver.model.zone.ZoneId;
 import org.l2jmobius.gameserver.network.SystemMessageId;
 import org.l2jmobius.gameserver.network.serverpackets.ActionFailed;
+import org.l2jmobius.gameserver.network.serverpackets.ExMagicSkillUseGround;
 import org.l2jmobius.gameserver.network.serverpackets.ExRotation;
 import org.l2jmobius.gameserver.network.serverpackets.FlyToLocation;
 import org.l2jmobius.gameserver.network.serverpackets.MagicSkillCanceld;
@@ -349,6 +350,16 @@ public class SkillCaster implements Runnable
 		if (!_skill.isNotBroadcastable())
 		{
 			caster.broadcastPacket(new MagicSkillUse(caster, target, _skill.getDisplayId(), _skill.getDisplayLevel(), displayedCastTime, reuseDelay, _skill.getReuseDelayGroup(), actionId, _castingType));
+			if ((_skill.getTargetType() == TargetType.GROUND) && caster.isPlayer())
+			{
+				final Player player = caster.getActingPlayer();
+				final Location worldPosition = player.getCurrentSkillWorldPosition();
+				if (worldPosition != null)
+				{
+					final Location location = new Location(worldPosition.getX(), worldPosition.getY(), worldPosition.getZ(), worldPosition.getHeading());
+					ThreadPool.schedule(() -> player.broadcastPacket(new ExMagicSkillUseGround(player.getObjectId(), _skill.getId(), location)), 100);
+				}
+			}
 		}
 		
 		if (caster.isPlayer() && !instantCast)
@@ -575,6 +586,12 @@ public class SkillCaster implements Runnable
 		// On each repeat recharge shots before cast.
 		caster.rechargeShots(_skill.useSoulShot(), _skill.useSpiritShot(), false);
 		
+		// Reset current skill world position.
+		if (caster.isPlayer())
+		{
+			caster.getActingPlayer().setCurrentSkillWorldPosition(null);
+		}
+		
 		return true;
 	}
 	

L2J_Mobius_10.2_MasterClass/java/org/l2jmobius/gameserver/network/serverpackets/ExMagicSkillUseGround.java

@@ -0,0 +1,48 @@
+/*
+ * 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 org.l2jmobius.gameserver.network.serverpackets;
+
+import org.l2jmobius.gameserver.model.Location;
+import org.l2jmobius.gameserver.network.ServerPackets;
+
+/**
+ * @author Mobius
+ */
+public class ExMagicSkillUseGround extends ServerPacket
+{
+	private final int _playerObjectId;
+	private final int _skillId;
+	private final Location _location;
+	
+	public ExMagicSkillUseGround(int playerObjectId, int skillId, Location location)
+	{
+		_playerObjectId = playerObjectId;
+		_skillId = skillId;
+		_location = location;
+	}
+	
+	@Override
+	public void write()
+	{
+		ServerPackets.EX_MAGIC_SKILL_USE_GROUND.writeId(this);
+		writeInt(_playerObjectId);
+		writeInt(_skillId);
+		writeInt(_location.getX());
+		writeInt(_location.getY());
+		writeInt(_location.getZ());
+	}
+}

L2J_Mobius_10.2_MasterClass/java/org/l2jmobius/gameserver/network/serverpackets/MagicSkillUse.java

@@ -23,14 +23,12 @@ import java.util.List;
 import org.l2jmobius.gameserver.model.Location;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
-import org.l2jmobius.gameserver.model.actor.Player;
-import org.l2jmobius.gameserver.model.interfaces.IPositionable;
 import org.l2jmobius.gameserver.model.skill.SkillCastingType;
 import org.l2jmobius.gameserver.network.ServerPackets;
 
 /**
  * MagicSkillUse server packet implementation.
- * @author UnAfraid, NosBit
+ * @author UnAfraid, NosBit, Mobius
  */
 public class MagicSkillUse extends ServerPacket
 {
@@ -43,12 +41,12 @@ public class MagicSkillUse extends ServerPacket
 	private final SkillCastingType _castingType; // Defines which client bar is going to use.
 	private final Creature _creature;
 	private final WorldObject _target;
-	private final List<Integer> _unknown = Collections.emptyList();
+	private final boolean _isGroundTargetSkill;
 	private final List<Location> _groundLocations;
 	
-	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay, int reuseGroup, int actionId, SkillCastingType castingType)
+	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay, int reuseGroup, int actionId, SkillCastingType castingType, boolean isGroundTargetSkill)
 	{
-		super(75);
+		super(84);
 		_creature = creature;
 		_target = target;
 		_skillId = skillId;
@@ -58,18 +56,16 @@ public class MagicSkillUse extends ServerPacket
 		_reuseDelay = reuseDelay;
 		_actionId = actionId;
 		_castingType = castingType;
-		Location skillWorldPos = null;
+		_isGroundTargetSkill = isGroundTargetSkill;
-		if (creature.isPlayer())
+		final Location skillWorldPos = creature.isPlayer() ? creature.getActingPlayer().getCurrentSkillWorldPosition() : null;
-		{
-			final Player player = creature.getActingPlayer();
-			if (player.getCurrentSkillWorldPosition() != null)
-			{
-				skillWorldPos = player.getCurrentSkillWorldPosition();
-			}
-		}
 		_groundLocations = skillWorldPos != null ? Arrays.asList(skillWorldPos) : Collections.emptyList();
 	}
 	
+	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay, int reuseGroup, int actionId, SkillCastingType castingType)
+	{
+		this(creature, target, skillId, skillLevel, hitTime, reuseDelay, reuseGroup, actionId, castingType, false);
+	}
+	
 	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay)
 	{
 		this(creature, target, skillId, skillLevel, hitTime, reuseDelay, -1, -1, SkillCastingType.NORMAL);
@@ -95,23 +91,22 @@ public class MagicSkillUse extends ServerPacket
 		writeInt(_creature.getX());
 		writeInt(_creature.getY());
 		writeInt(_creature.getZ());
-		writeShort(_unknown.size()); // TODO: Implement me!
+		writeShort(_isGroundTargetSkill ? 64 : 0);
-		for (int unknown : _unknown)
-		{
-			writeShort(unknown);
-		}
 		writeShort(_groundLocations.size());
-		for (IPositionable target : _groundLocations)
+		for (Location location : _groundLocations)
 		{
-			writeInt(target.getX());
+			writeInt(location.getX());
-			writeInt(target.getY());
+			writeInt(location.getY());
-			writeInt(target.getZ());
+			writeInt(location.getZ());
 		}
 		writeInt(_target.getX());
 		writeInt(_target.getY());
 		writeInt(_target.getZ());
 		writeInt(_actionId >= 0); // 1 when ID from RequestActionUse is used
 		writeInt(_actionId >= 0 ? _actionId : 0); // ID from RequestActionUse. Used to set cooldown on summon skills.
-		writeInt(-1); // 306
+		if (_groundLocations.isEmpty())
+		{
+			writeInt(-1); // 306
+		}
 	}
 }

L2J_Mobius_10.3_MasterClass/java/org/l2jmobius/gameserver/model/actor/Player.java

@@ -8801,6 +8801,17 @@ public class Player extends Playable
 		final Location worldPosition = _currentSkillWorldPosition;
 		if ((usedSkill.getTargetType() == TargetType.GROUND) && (worldPosition == null))
 		{
+			if (getCurrentMp() >= usedSkill.getMpConsume())
+			{
+				if (usedSkill.checkCondition(this, target, true))
+				{
+					sendPacket(new MagicSkillUse(this, this, usedSkill.getDisplayId(), usedSkill.getDisplayLevel(), 0, 0, usedSkill.getReuseDelayGroup(), -1, SkillCastingType.NORMAL, true));
+				}
+			}
+			else
+			{
+				sendPacket(SystemMessageId.NOT_ENOUGH_MP);
+			}
 			sendPacket(ActionFailed.STATIC_PACKET);
 			return false;
 		}

L2J_Mobius_10.3_MasterClass/java/org/l2jmobius/gameserver/model/skill/SkillCaster.java

@@ -72,6 +72,7 @@ import org.l2jmobius.gameserver.model.stats.Stat;
 import org.l2jmobius.gameserver.model.zone.ZoneId;
 import org.l2jmobius.gameserver.network.SystemMessageId;
 import org.l2jmobius.gameserver.network.serverpackets.ActionFailed;
+import org.l2jmobius.gameserver.network.serverpackets.ExMagicSkillUseGround;
 import org.l2jmobius.gameserver.network.serverpackets.ExRotation;
 import org.l2jmobius.gameserver.network.serverpackets.FlyToLocation;
 import org.l2jmobius.gameserver.network.serverpackets.MagicSkillCanceld;
@@ -349,6 +350,16 @@ public class SkillCaster implements Runnable
 		if (!_skill.isNotBroadcastable())
 		{
 			caster.broadcastPacket(new MagicSkillUse(caster, target, _skill.getDisplayId(), _skill.getDisplayLevel(), displayedCastTime, reuseDelay, _skill.getReuseDelayGroup(), actionId, _castingType));
+			if ((_skill.getTargetType() == TargetType.GROUND) && caster.isPlayer())
+			{
+				final Player player = caster.getActingPlayer();
+				final Location worldPosition = player.getCurrentSkillWorldPosition();
+				if (worldPosition != null)
+				{
+					final Location location = new Location(worldPosition.getX(), worldPosition.getY(), worldPosition.getZ(), worldPosition.getHeading());
+					ThreadPool.schedule(() -> player.broadcastPacket(new ExMagicSkillUseGround(player.getObjectId(), _skill.getId(), location)), 100);
+				}
+			}
 		}
 		
 		if (caster.isPlayer() && !instantCast)
@@ -575,6 +586,12 @@ public class SkillCaster implements Runnable
 		// On each repeat recharge shots before cast.
 		caster.rechargeShots(_skill.useSoulShot(), _skill.useSpiritShot(), false);
 		
+		// Reset current skill world position.
+		if (caster.isPlayer())
+		{
+			caster.getActingPlayer().setCurrentSkillWorldPosition(null);
+		}
+		
 		return true;
 	}
 	

L2J_Mobius_10.3_MasterClass/java/org/l2jmobius/gameserver/network/serverpackets/ExMagicSkillUseGround.java

@@ -0,0 +1,48 @@
+/*
+ * 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 org.l2jmobius.gameserver.network.serverpackets;
+
+import org.l2jmobius.gameserver.model.Location;
+import org.l2jmobius.gameserver.network.ServerPackets;
+
+/**
+ * @author Mobius
+ */
+public class ExMagicSkillUseGround extends ServerPacket
+{
+	private final int _playerObjectId;
+	private final int _skillId;
+	private final Location _location;
+	
+	public ExMagicSkillUseGround(int playerObjectId, int skillId, Location location)
+	{
+		_playerObjectId = playerObjectId;
+		_skillId = skillId;
+		_location = location;
+	}
+	
+	@Override
+	public void write()
+	{
+		ServerPackets.EX_MAGIC_SKILL_USE_GROUND.writeId(this);
+		writeInt(_playerObjectId);
+		writeInt(_skillId);
+		writeInt(_location.getX());
+		writeInt(_location.getY());
+		writeInt(_location.getZ());
+	}
+}

L2J_Mobius_10.3_MasterClass/java/org/l2jmobius/gameserver/network/serverpackets/MagicSkillUse.java

@@ -23,14 +23,12 @@ import java.util.List;
 import org.l2jmobius.gameserver.model.Location;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
-import org.l2jmobius.gameserver.model.actor.Player;
-import org.l2jmobius.gameserver.model.interfaces.IPositionable;
 import org.l2jmobius.gameserver.model.skill.SkillCastingType;
 import org.l2jmobius.gameserver.network.ServerPackets;
 
 /**
  * MagicSkillUse server packet implementation.
- * @author UnAfraid, NosBit
+ * @author UnAfraid, NosBit, Mobius
  */
 public class MagicSkillUse extends ServerPacket
 {
@@ -43,12 +41,12 @@ public class MagicSkillUse extends ServerPacket
 	private final SkillCastingType _castingType; // Defines which client bar is going to use.
 	private final Creature _creature;
 	private final WorldObject _target;
-	private final List<Integer> _unknown = Collections.emptyList();
+	private final boolean _isGroundTargetSkill;
 	private final List<Location> _groundLocations;
 	
-	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay, int reuseGroup, int actionId, SkillCastingType castingType)
+	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay, int reuseGroup, int actionId, SkillCastingType castingType, boolean isGroundTargetSkill)
 	{
-		super(75);
+		super(84);
 		_creature = creature;
 		_target = target;
 		_skillId = skillId;
@@ -58,18 +56,16 @@ public class MagicSkillUse extends ServerPacket
 		_reuseDelay = reuseDelay;
 		_actionId = actionId;
 		_castingType = castingType;
-		Location skillWorldPos = null;
+		_isGroundTargetSkill = isGroundTargetSkill;
-		if (creature.isPlayer())
+		final Location skillWorldPos = creature.isPlayer() ? creature.getActingPlayer().getCurrentSkillWorldPosition() : null;
-		{
-			final Player player = creature.getActingPlayer();
-			if (player.getCurrentSkillWorldPosition() != null)
-			{
-				skillWorldPos = player.getCurrentSkillWorldPosition();
-			}
-		}
 		_groundLocations = skillWorldPos != null ? Arrays.asList(skillWorldPos) : Collections.emptyList();
 	}
 	
+	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay, int reuseGroup, int actionId, SkillCastingType castingType)
+	{
+		this(creature, target, skillId, skillLevel, hitTime, reuseDelay, reuseGroup, actionId, castingType, false);
+	}
+	
 	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay)
 	{
 		this(creature, target, skillId, skillLevel, hitTime, reuseDelay, -1, -1, SkillCastingType.NORMAL);
@@ -95,23 +91,22 @@ public class MagicSkillUse extends ServerPacket
 		writeInt(_creature.getX());
 		writeInt(_creature.getY());
 		writeInt(_creature.getZ());
-		writeShort(_unknown.size()); // TODO: Implement me!
+		writeShort(_isGroundTargetSkill ? 64 : 0);
-		for (int unknown : _unknown)
-		{
-			writeShort(unknown);
-		}
 		writeShort(_groundLocations.size());
-		for (IPositionable target : _groundLocations)
+		for (Location location : _groundLocations)
 		{
-			writeInt(target.getX());
+			writeInt(location.getX());
-			writeInt(target.getY());
+			writeInt(location.getY());
-			writeInt(target.getZ());
+			writeInt(location.getZ());
 		}
 		writeInt(_target.getX());
 		writeInt(_target.getY());
 		writeInt(_target.getZ());
 		writeInt(_actionId >= 0); // 1 when ID from RequestActionUse is used
 		writeInt(_actionId >= 0 ? _actionId : 0); // ID from RequestActionUse. Used to set cooldown on summon skills.
-		writeInt(-1); // 306
+		if (_groundLocations.isEmpty())
+		{
+			writeInt(-1); // 306
+		}
 	}
 }

L2J_Mobius_Essence_5.2_FrostLord/dist/game/data/stats/skills/47000-47099.xml

@@ -10,17 +10,18 @@
 		<affectRange>250</affectRange>
 		<fanRange>0;0;250;60</fanRange>
 		<effectRange>1100</effectRange>
-		<nextAction>ATTACK</nextAction>
 		<magicLevel>80</magicLevel>
-		<isMagic>6</isMagic>
+		<isMagic>0</isMagic>
 		<mpConsume>500</mpConsume>
 		<hitTime>1000</hitTime>
 		<operateType>A1</operateType>
 		<reuseDelay>60000</reuseDelay>
+		<staticReuse>true</staticReuse>
 		<magicCriticalRate>5</magicCriticalRate>
-		<targetType>ENEMY</targetType>
+		<targetType>GROUND</targetType>
-		<affectScope>SINGLE</affectScope>
+		<affectScope>FAN_PB</affectScope>
 		<affectObject>NOT_FRIEND</affectObject>
+		<fanRange>0;0;900;20</fanRange>
 		<conditions>
 			<condition name="EquipWeapon">
 				<weaponType>
@@ -29,6 +30,10 @@
 			</condition>
 		</conditions>
 		<effects>
+			<effect name="PhysicalAttack">
+				<power>8000</power>
+				<pDefMod>0.5</pDefMod>
+			</effect>
 			<effect name="CallSkill">
 				<skillId>47020</skillId> <!-- Goring Charge -->
 				<skillLevel>1</skillLevel>
@@ -1112,20 +1117,29 @@
 		<activateRate>100</activateRate>
 		<magicLevel>80</magicLevel>
 		<isDebuff>true</isDebuff>
-		<trait>SHOCK</trait>
+		<targetType>GROUND</targetType>
-		<targetType>ENEMY</targetType>
+		<fanRange>0;0;600;60</fanRange>
-		<affectScope>SQUARE</affectScope>
+		<affectScope>FAN</affectScope>
 		<affectObject>NOT_FRIEND</affectObject>
+		<conditions>
+			<condition name="EquipWeapon">
+				<weaponType>
+					<item>PISTOLS</item>
+				</weaponType>
+			</condition>
+		</conditions>
 		<effects>
-			<effect name="PhysicalAttack">
-				<power>8000</power>
-				<pDefMod>0.5</pDefMod>
-			</effect>
 			<effect name="KnockBack">
 				<distance>50</distance>
 				<speed>400</speed>
 				<knockDown>true</knockDown>
 			</effect>
+			<effect name="DefenceTrait">
+				<DERANGEMENT>100</DERANGEMENT>
+				<SLEEP>100</SLEEP>
+				<HOLD>100</HOLD>
+				<SHOCK>100</SHOCK>
+			</effect>
 			<effect name="BlockActions">
 				<allowedSkills>10279;10517;10025;10776;11770;1904;11264;11093;13314;1912;7002;18721;18722;28203;30516;35190</allowedSkills>
 			</effect>

L2J_Mobius_Essence_5.2_FrostLord/java/org/l2jmobius/gameserver/model/actor/Player.java

@@ -8658,6 +8658,17 @@ public class Player extends Playable
 		final Location worldPosition = _currentSkillWorldPosition;
 		if ((usedSkill.getTargetType() == TargetType.GROUND) && (worldPosition == null))
 		{
+			if (getCurrentMp() >= usedSkill.getMpConsume())
+			{
+				if (usedSkill.checkCondition(this, target, true))
+				{
+					sendPacket(new MagicSkillUse(this, this, usedSkill.getDisplayId(), usedSkill.getDisplayLevel(), 0, 0, usedSkill.getReuseDelayGroup(), -1, SkillCastingType.NORMAL, true));
+				}
+			}
+			else
+			{
+				sendPacket(SystemMessageId.NOT_ENOUGH_MP);
+			}
 			sendPacket(ActionFailed.STATIC_PACKET);
 			return false;
 		}

L2J_Mobius_Essence_5.2_FrostLord/java/org/l2jmobius/gameserver/model/skill/SkillCaster.java

@@ -73,6 +73,7 @@ import org.l2jmobius.gameserver.model.stats.Stat;
 import org.l2jmobius.gameserver.model.zone.ZoneId;
 import org.l2jmobius.gameserver.network.SystemMessageId;
 import org.l2jmobius.gameserver.network.serverpackets.ActionFailed;
+import org.l2jmobius.gameserver.network.serverpackets.ExMagicSkillUseGround;
 import org.l2jmobius.gameserver.network.serverpackets.ExRotation;
 import org.l2jmobius.gameserver.network.serverpackets.FlyToLocation;
 import org.l2jmobius.gameserver.network.serverpackets.MagicSkillCanceld;
@@ -345,6 +346,16 @@ public class SkillCaster implements Runnable
 		if (!_skill.isNotBroadcastable())
 		{
 			caster.broadcastPacket(new MagicSkillUse(caster, target, _skill.getDisplayId(), _skill.getDisplayLevel(), displayedCastTime, reuseDelay, _skill.getReuseDelayGroup(), actionId, _castingType));
+			if ((_skill.getTargetType() == TargetType.GROUND) && caster.isPlayer())
+			{
+				final Player player = caster.getActingPlayer();
+				final Location worldPosition = player.getCurrentSkillWorldPosition();
+				if (worldPosition != null)
+				{
+					final Location location = new Location(worldPosition.getX(), worldPosition.getY(), worldPosition.getZ(), worldPosition.getHeading());
+					ThreadPool.schedule(() -> player.broadcastPacket(new ExMagicSkillUseGround(player.getObjectId(), _skill.getId(), location)), 100);
+				}
+			}
 		}
 		
 		if (caster.isPlayer() && !instantCast)
@@ -575,6 +586,12 @@ public class SkillCaster implements Runnable
 		// On each repeat recharge shots before cast.
 		caster.rechargeShots(_skill.useSoulShot(), _skill.useSpiritShot(), false);
 		
+		// Reset current skill world position.
+		if (caster.isPlayer())
+		{
+			caster.getActingPlayer().setCurrentSkillWorldPosition(null);
+		}
+		
 		return true;
 	}
 	

L2J_Mobius_Essence_5.2_FrostLord/java/org/l2jmobius/gameserver/network/serverpackets/ExMagicSkillUseGround.java

@@ -0,0 +1,48 @@
+/*
+ * 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 org.l2jmobius.gameserver.network.serverpackets;
+
+import org.l2jmobius.gameserver.model.Location;
+import org.l2jmobius.gameserver.network.ServerPackets;
+
+/**
+ * @author Mobius
+ */
+public class ExMagicSkillUseGround extends ServerPacket
+{
+	private final int _playerObjectId;
+	private final int _skillId;
+	private final Location _location;
+	
+	public ExMagicSkillUseGround(int playerObjectId, int skillId, Location location)
+	{
+		_playerObjectId = playerObjectId;
+		_skillId = skillId;
+		_location = location;
+	}
+	
+	@Override
+	public void write()
+	{
+		ServerPackets.EX_MAGIC_SKILL_USE_GROUND.writeId(this);
+		writeInt(_playerObjectId);
+		writeInt(_skillId);
+		writeInt(_location.getX());
+		writeInt(_location.getY());
+		writeInt(_location.getZ());
+	}
+}

L2J_Mobius_Essence_5.2_FrostLord/java/org/l2jmobius/gameserver/network/serverpackets/MagicSkillUse.java

@@ -23,14 +23,12 @@ import java.util.List;
 import org.l2jmobius.gameserver.model.Location;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
-import org.l2jmobius.gameserver.model.actor.Player;
-import org.l2jmobius.gameserver.model.interfaces.IPositionable;
 import org.l2jmobius.gameserver.model.skill.SkillCastingType;
 import org.l2jmobius.gameserver.network.ServerPackets;
 
 /**
  * MagicSkillUse server packet implementation.
- * @author UnAfraid, NosBit
+ * @author UnAfraid, NosBit, Mobius
  */
 public class MagicSkillUse extends ServerPacket
 {
@@ -43,12 +41,12 @@ public class MagicSkillUse extends ServerPacket
 	private final SkillCastingType _castingType; // Defines which client bar is going to use.
 	private final Creature _creature;
 	private final WorldObject _target;
-	private final List<Integer> _unknown = Collections.emptyList();
+	private final boolean _isGroundTargetSkill;
 	private final List<Location> _groundLocations;
 	
-	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay, int reuseGroup, int actionId, SkillCastingType castingType)
+	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay, int reuseGroup, int actionId, SkillCastingType castingType, boolean isGroundTargetSkill)
 	{
-		super(75);
+		super(84);
 		_creature = creature;
 		_target = target;
 		_skillId = skillId;
@@ -58,18 +56,16 @@ public class MagicSkillUse extends ServerPacket
 		_reuseDelay = reuseDelay;
 		_actionId = actionId;
 		_castingType = castingType;
-		Location skillWorldPos = null;
+		_isGroundTargetSkill = isGroundTargetSkill;
-		if (creature.isPlayer())
+		final Location skillWorldPos = creature.isPlayer() ? creature.getActingPlayer().getCurrentSkillWorldPosition() : null;
-		{
-			final Player player = creature.getActingPlayer();
-			if (player.getCurrentSkillWorldPosition() != null)
-			{
-				skillWorldPos = player.getCurrentSkillWorldPosition();
-			}
-		}
 		_groundLocations = skillWorldPos != null ? Arrays.asList(skillWorldPos) : Collections.emptyList();
 	}
 	
+	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay, int reuseGroup, int actionId, SkillCastingType castingType)
+	{
+		this(creature, target, skillId, skillLevel, hitTime, reuseDelay, reuseGroup, actionId, castingType, false);
+	}
+	
 	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay)
 	{
 		this(creature, target, skillId, skillLevel, hitTime, reuseDelay, -1, -1, SkillCastingType.NORMAL);
@@ -95,23 +91,22 @@ public class MagicSkillUse extends ServerPacket
 		writeInt(_creature.getX());
 		writeInt(_creature.getY());
 		writeInt(_creature.getZ());
-		writeShort(_unknown.size()); // TODO: Implement me!
+		writeShort(_isGroundTargetSkill ? 64 : 0);
-		for (int unknown : _unknown)
-		{
-			writeShort(unknown);
-		}
 		writeShort(_groundLocations.size());
-		for (IPositionable target : _groundLocations)
+		for (Location location : _groundLocations)
 		{
-			writeInt(target.getX());
+			writeInt(location.getX());
-			writeInt(target.getY());
+			writeInt(location.getY());
-			writeInt(target.getZ());
+			writeInt(location.getZ());
 		}
 		writeInt(_target.getX());
 		writeInt(_target.getY());
 		writeInt(_target.getZ());
 		writeInt(_actionId >= 0); // 1 when ID from RequestActionUse is used
 		writeInt(_actionId >= 0 ? _actionId : 0); // ID from RequestActionUse. Used to set cooldown on summon skills.
-		writeInt(-1); // 306
+		if (_groundLocations.isEmpty())
+		{
+			writeInt(-1); // 306
+		}
 	}
 }

L2J_Mobius_Essence_6.2_Vanguard/dist/game/data/stats/skills/47000-47099.xml

@@ -10,17 +10,18 @@
 		<affectRange>250</affectRange>
 		<fanRange>0;0;250;60</fanRange>
 		<effectRange>1100</effectRange>
-		<nextAction>ATTACK</nextAction>
 		<magicLevel>80</magicLevel>
-		<isMagic>6</isMagic>
+		<isMagic>0</isMagic>
 		<mpConsume>500</mpConsume>
 		<hitTime>1000</hitTime>
 		<operateType>A1</operateType>
 		<reuseDelay>60000</reuseDelay>
+		<staticReuse>true</staticReuse>
 		<magicCriticalRate>5</magicCriticalRate>
-		<targetType>ENEMY</targetType>
+		<targetType>GROUND</targetType>
-		<affectScope>SINGLE</affectScope>
+		<affectScope>FAN_PB</affectScope>
 		<affectObject>NOT_FRIEND</affectObject>
+		<fanRange>0;0;900;20</fanRange>
 		<conditions>
 			<condition name="EquipWeapon">
 				<weaponType>
@@ -29,6 +30,10 @@
 			</condition>
 		</conditions>
 		<effects>
+			<effect name="PhysicalAttack">
+				<power>8000</power>
+				<pDefMod>0.5</pDefMod>
+			</effect>
 			<effect name="CallSkill">
 				<skillId>47020</skillId> <!-- Goring Charge -->
 				<skillLevel>1</skillLevel>
@@ -1112,20 +1117,29 @@
 		<activateRate>100</activateRate>
 		<magicLevel>80</magicLevel>
 		<isDebuff>true</isDebuff>
-		<trait>SHOCK</trait>
+		<targetType>GROUND</targetType>
-		<targetType>ENEMY</targetType>
+		<fanRange>0;0;600;60</fanRange>
-		<affectScope>SQUARE</affectScope>
+		<affectScope>FAN</affectScope>
 		<affectObject>NOT_FRIEND</affectObject>
+		<conditions>
+			<condition name="EquipWeapon">
+				<weaponType>
+					<item>PISTOLS</item>
+				</weaponType>
+			</condition>
+		</conditions>
 		<effects>
-			<effect name="PhysicalAttack">
-				<power>8000</power>
-				<pDefMod>0.5</pDefMod>
-			</effect>
 			<effect name="KnockBack">
 				<distance>50</distance>
 				<speed>400</speed>
 				<knockDown>true</knockDown>
 			</effect>
+			<effect name="DefenceTrait">
+				<DERANGEMENT>100</DERANGEMENT>
+				<SLEEP>100</SLEEP>
+				<HOLD>100</HOLD>
+				<SHOCK>100</SHOCK>
+			</effect>
 			<effect name="BlockActions">
 				<allowedSkills>10279;10517;10025;10776;11770;1904;11264;11093;13314;1912;7002;18721;18722;28203;30516;35190</allowedSkills>
 			</effect>

L2J_Mobius_Essence_6.2_Vanguard/java/org/l2jmobius/gameserver/model/actor/Player.java

@@ -8903,6 +8903,17 @@ public class Player extends Playable
 		final Location worldPosition = _currentSkillWorldPosition;
 		if ((usedSkill.getTargetType() == TargetType.GROUND) && (worldPosition == null))
 		{
+			if (getCurrentMp() >= usedSkill.getMpConsume())
+			{
+				if (usedSkill.checkCondition(this, target, true))
+				{
+					sendPacket(new MagicSkillUse(this, this, usedSkill.getDisplayId(), usedSkill.getDisplayLevel(), 0, 0, usedSkill.getReuseDelayGroup(), -1, SkillCastingType.NORMAL, true));
+				}
+			}
+			else
+			{
+				sendPacket(SystemMessageId.NOT_ENOUGH_MP);
+			}
 			sendPacket(ActionFailed.STATIC_PACKET);
 			return false;
 		}

L2J_Mobius_Essence_6.2_Vanguard/java/org/l2jmobius/gameserver/model/skill/SkillCaster.java

@@ -73,6 +73,7 @@ import org.l2jmobius.gameserver.model.stats.Stat;
 import org.l2jmobius.gameserver.model.zone.ZoneId;
 import org.l2jmobius.gameserver.network.SystemMessageId;
 import org.l2jmobius.gameserver.network.serverpackets.ActionFailed;
+import org.l2jmobius.gameserver.network.serverpackets.ExMagicSkillUseGround;
 import org.l2jmobius.gameserver.network.serverpackets.ExRotation;
 import org.l2jmobius.gameserver.network.serverpackets.FlyToLocation;
 import org.l2jmobius.gameserver.network.serverpackets.MagicSkillCanceld;
@@ -345,6 +346,16 @@ public class SkillCaster implements Runnable
 		if (!_skill.isNotBroadcastable())
 		{
 			caster.broadcastPacket(new MagicSkillUse(caster, target, _skill.getDisplayId(), _skill.getDisplayLevel(), displayedCastTime, reuseDelay, _skill.getReuseDelayGroup(), actionId, _castingType));
+			if ((_skill.getTargetType() == TargetType.GROUND) && caster.isPlayer())
+			{
+				final Player player = caster.getActingPlayer();
+				final Location worldPosition = player.getCurrentSkillWorldPosition();
+				if (worldPosition != null)
+				{
+					final Location location = new Location(worldPosition.getX(), worldPosition.getY(), worldPosition.getZ(), worldPosition.getHeading());
+					ThreadPool.schedule(() -> player.broadcastPacket(new ExMagicSkillUseGround(player.getObjectId(), _skill.getId(), location)), 100);
+				}
+			}
 		}
 		
 		if (caster.isPlayer() && !instantCast)
@@ -575,6 +586,12 @@ public class SkillCaster implements Runnable
 		// On each repeat recharge shots before cast.
 		caster.rechargeShots(_skill.useSoulShot(), _skill.useSpiritShot(), false);
 		
+		// Reset current skill world position.
+		if (caster.isPlayer())
+		{
+			caster.getActingPlayer().setCurrentSkillWorldPosition(null);
+		}
+		
 		return true;
 	}
 	

L2J_Mobius_Essence_6.2_Vanguard/java/org/l2jmobius/gameserver/network/serverpackets/ExMagicSkillUseGround.java

@@ -0,0 +1,48 @@
+/*
+ * 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 org.l2jmobius.gameserver.network.serverpackets;
+
+import org.l2jmobius.gameserver.model.Location;
+import org.l2jmobius.gameserver.network.ServerPackets;
+
+/**
+ * @author Mobius
+ */
+public class ExMagicSkillUseGround extends ServerPacket
+{
+	private final int _playerObjectId;
+	private final int _skillId;
+	private final Location _location;
+	
+	public ExMagicSkillUseGround(int playerObjectId, int skillId, Location location)
+	{
+		_playerObjectId = playerObjectId;
+		_skillId = skillId;
+		_location = location;
+	}
+	
+	@Override
+	public void write()
+	{
+		ServerPackets.EX_MAGIC_SKILL_USE_GROUND.writeId(this);
+		writeInt(_playerObjectId);
+		writeInt(_skillId);
+		writeInt(_location.getX());
+		writeInt(_location.getY());
+		writeInt(_location.getZ());
+	}
+}

L2J_Mobius_Essence_6.2_Vanguard/java/org/l2jmobius/gameserver/network/serverpackets/MagicSkillUse.java

@@ -23,14 +23,12 @@ import java.util.List;
 import org.l2jmobius.gameserver.model.Location;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
-import org.l2jmobius.gameserver.model.actor.Player;
-import org.l2jmobius.gameserver.model.interfaces.IPositionable;
 import org.l2jmobius.gameserver.model.skill.SkillCastingType;
 import org.l2jmobius.gameserver.network.ServerPackets;
 
 /**
  * MagicSkillUse server packet implementation.
- * @author UnAfraid, NosBit
+ * @author UnAfraid, NosBit, Mobius
  */
 public class MagicSkillUse extends ServerPacket
 {
@@ -43,12 +41,12 @@ public class MagicSkillUse extends ServerPacket
 	private final SkillCastingType _castingType; // Defines which client bar is going to use.
 	private final Creature _creature;
 	private final WorldObject _target;
-	private final List<Integer> _unknown = Collections.emptyList();
+	private final boolean _isGroundTargetSkill;
 	private final List<Location> _groundLocations;
 	
-	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay, int reuseGroup, int actionId, SkillCastingType castingType)
+	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay, int reuseGroup, int actionId, SkillCastingType castingType, boolean isGroundTargetSkill)
 	{
-		super(75);
+		super(84);
 		_creature = creature;
 		_target = target;
 		_skillId = skillId;
@@ -58,18 +56,16 @@ public class MagicSkillUse extends ServerPacket
 		_reuseDelay = reuseDelay;
 		_actionId = actionId;
 		_castingType = castingType;
-		Location skillWorldPos = null;
+		_isGroundTargetSkill = isGroundTargetSkill;
-		if (creature.isPlayer())
+		final Location skillWorldPos = creature.isPlayer() ? creature.getActingPlayer().getCurrentSkillWorldPosition() : null;
-		{
-			final Player player = creature.getActingPlayer();
-			if (player.getCurrentSkillWorldPosition() != null)
-			{
-				skillWorldPos = player.getCurrentSkillWorldPosition();
-			}
-		}
 		_groundLocations = skillWorldPos != null ? Arrays.asList(skillWorldPos) : Collections.emptyList();
 	}
 	
+	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay, int reuseGroup, int actionId, SkillCastingType castingType)
+	{
+		this(creature, target, skillId, skillLevel, hitTime, reuseDelay, reuseGroup, actionId, castingType, false);
+	}
+	
 	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay)
 	{
 		this(creature, target, skillId, skillLevel, hitTime, reuseDelay, -1, -1, SkillCastingType.NORMAL);
@@ -95,23 +91,22 @@ public class MagicSkillUse extends ServerPacket
 		writeInt(_creature.getX());
 		writeInt(_creature.getY());
 		writeInt(_creature.getZ());
-		writeShort(_unknown.size()); // TODO: Implement me!
+		writeShort(_isGroundTargetSkill ? 64 : 0);
-		for (int unknown : _unknown)
-		{
-			writeShort(unknown);
-		}
 		writeShort(_groundLocations.size());
-		for (IPositionable target : _groundLocations)
+		for (Location location : _groundLocations)
 		{
-			writeInt(target.getX());
+			writeInt(location.getX());
-			writeInt(target.getY());
+			writeInt(location.getY());
-			writeInt(target.getZ());
+			writeInt(location.getZ());
 		}
 		writeInt(_target.getX());
 		writeInt(_target.getY());
 		writeInt(_target.getZ());
 		writeInt(_actionId >= 0); // 1 when ID from RequestActionUse is used
 		writeInt(_actionId >= 0 ? _actionId : 0); // ID from RequestActionUse. Used to set cooldown on summon skills.
-		writeInt(-1); // 306
+		if (_groundLocations.isEmpty())
+		{
+			writeInt(-1); // 306
+		}
 	}
 }

L2J_Mobius_Essence_6.3_Crusader/dist/game/data/stats/skills/47000-47099.xml

@@ -10,17 +10,18 @@
 		<affectRange>250</affectRange>
 		<fanRange>0;0;250;60</fanRange>
 		<effectRange>1100</effectRange>
-		<nextAction>ATTACK</nextAction>
 		<magicLevel>80</magicLevel>
-		<isMagic>6</isMagic>
+		<isMagic>0</isMagic>
 		<mpConsume>500</mpConsume>
 		<hitTime>1000</hitTime>
 		<operateType>A1</operateType>
 		<reuseDelay>60000</reuseDelay>
+		<staticReuse>true</staticReuse>
 		<magicCriticalRate>5</magicCriticalRate>
-		<targetType>ENEMY</targetType>
+		<targetType>GROUND</targetType>
-		<affectScope>SINGLE</affectScope>
+		<affectScope>FAN_PB</affectScope>
 		<affectObject>NOT_FRIEND</affectObject>
+		<fanRange>0;0;900;20</fanRange>
 		<conditions>
 			<condition name="EquipWeapon">
 				<weaponType>
@@ -29,6 +30,10 @@
 			</condition>
 		</conditions>
 		<effects>
+			<effect name="PhysicalAttack">
+				<power>8000</power>
+				<pDefMod>0.5</pDefMod>
+			</effect>
 			<effect name="CallSkill">
 				<skillId>47020</skillId> <!-- Goring Charge -->
 				<skillLevel>1</skillLevel>
@@ -1621,20 +1626,29 @@
 		<activateRate>100</activateRate>
 		<magicLevel>80</magicLevel>
 		<isDebuff>true</isDebuff>
-		<trait>SHOCK</trait>
+		<targetType>GROUND</targetType>
-		<targetType>ENEMY</targetType>
+		<fanRange>0;0;600;60</fanRange>
-		<affectScope>SQUARE</affectScope>
+		<affectScope>FAN</affectScope>
 		<affectObject>NOT_FRIEND</affectObject>
+		<conditions>
+			<condition name="EquipWeapon">
+				<weaponType>
+					<item>PISTOLS</item>
+				</weaponType>
+			</condition>
+		</conditions>
 		<effects>
-			<effect name="PhysicalAttack">
-				<power>8000</power>
-				<pDefMod>0.5</pDefMod>
-			</effect>
 			<effect name="KnockBack">
 				<distance>50</distance>
 				<speed>400</speed>
 				<knockDown>true</knockDown>
 			</effect>
+			<effect name="DefenceTrait">
+				<DERANGEMENT>100</DERANGEMENT>
+				<SLEEP>100</SLEEP>
+				<HOLD>100</HOLD>
+				<SHOCK>100</SHOCK>
+			</effect>
 			<effect name="BlockActions">
 				<allowedSkills>10279;10517;10025;10776;11770;1904;11264;11093;13314;1912;7002;18721;18722;28203;30516;35190</allowedSkills>
 			</effect>

L2J_Mobius_Essence_6.3_Crusader/java/org/l2jmobius/gameserver/model/actor/Player.java

@@ -8903,6 +8903,17 @@ public class Player extends Playable
 		final Location worldPosition = _currentSkillWorldPosition;
 		if ((usedSkill.getTargetType() == TargetType.GROUND) && (worldPosition == null))
 		{
+			if (getCurrentMp() >= usedSkill.getMpConsume())
+			{
+				if (usedSkill.checkCondition(this, target, true))
+				{
+					sendPacket(new MagicSkillUse(this, this, usedSkill.getDisplayId(), usedSkill.getDisplayLevel(), 0, 0, usedSkill.getReuseDelayGroup(), -1, SkillCastingType.NORMAL, true));
+				}
+			}
+			else
+			{
+				sendPacket(SystemMessageId.NOT_ENOUGH_MP);
+			}
 			sendPacket(ActionFailed.STATIC_PACKET);
 			return false;
 		}

L2J_Mobius_Essence_6.3_Crusader/java/org/l2jmobius/gameserver/model/skill/SkillCaster.java

@@ -73,6 +73,7 @@ import org.l2jmobius.gameserver.model.stats.Stat;
 import org.l2jmobius.gameserver.model.zone.ZoneId;
 import org.l2jmobius.gameserver.network.SystemMessageId;
 import org.l2jmobius.gameserver.network.serverpackets.ActionFailed;
+import org.l2jmobius.gameserver.network.serverpackets.ExMagicSkillUseGround;
 import org.l2jmobius.gameserver.network.serverpackets.ExRotation;
 import org.l2jmobius.gameserver.network.serverpackets.FlyToLocation;
 import org.l2jmobius.gameserver.network.serverpackets.MagicSkillCanceld;
@@ -345,6 +346,16 @@ public class SkillCaster implements Runnable
 		if (!_skill.isNotBroadcastable())
 		{
 			caster.broadcastPacket(new MagicSkillUse(caster, target, _skill.getDisplayId(), _skill.getDisplayLevel(), displayedCastTime, reuseDelay, _skill.getReuseDelayGroup(), actionId, _castingType));
+			if ((_skill.getTargetType() == TargetType.GROUND) && caster.isPlayer())
+			{
+				final Player player = caster.getActingPlayer();
+				final Location worldPosition = player.getCurrentSkillWorldPosition();
+				if (worldPosition != null)
+				{
+					final Location location = new Location(worldPosition.getX(), worldPosition.getY(), worldPosition.getZ(), worldPosition.getHeading());
+					ThreadPool.schedule(() -> player.broadcastPacket(new ExMagicSkillUseGround(player.getObjectId(), _skill.getId(), location)), 100);
+				}
+			}
 		}
 		
 		if (caster.isPlayer() && !instantCast)
@@ -575,6 +586,12 @@ public class SkillCaster implements Runnable
 		// On each repeat recharge shots before cast.
 		caster.rechargeShots(_skill.useSoulShot(), _skill.useSpiritShot(), false);
 		
+		// Reset current skill world position.
+		if (caster.isPlayer())
+		{
+			caster.getActingPlayer().setCurrentSkillWorldPosition(null);
+		}
+		
 		return true;
 	}
 	

L2J_Mobius_Essence_6.3_Crusader/java/org/l2jmobius/gameserver/network/serverpackets/ExMagicSkillUseGround.java

@@ -0,0 +1,48 @@
+/*
+ * 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 org.l2jmobius.gameserver.network.serverpackets;
+
+import org.l2jmobius.gameserver.model.Location;
+import org.l2jmobius.gameserver.network.ServerPackets;
+
+/**
+ * @author Mobius
+ */
+public class ExMagicSkillUseGround extends ServerPacket
+{
+	private final int _playerObjectId;
+	private final int _skillId;
+	private final Location _location;
+	
+	public ExMagicSkillUseGround(int playerObjectId, int skillId, Location location)
+	{
+		_playerObjectId = playerObjectId;
+		_skillId = skillId;
+		_location = location;
+	}
+	
+	@Override
+	public void write()
+	{
+		ServerPackets.EX_MAGIC_SKILL_USE_GROUND.writeId(this);
+		writeInt(_playerObjectId);
+		writeInt(_skillId);
+		writeInt(_location.getX());
+		writeInt(_location.getY());
+		writeInt(_location.getZ());
+	}
+}

L2J_Mobius_Essence_6.3_Crusader/java/org/l2jmobius/gameserver/network/serverpackets/MagicSkillUse.java

@@ -23,14 +23,12 @@ import java.util.List;
 import org.l2jmobius.gameserver.model.Location;
 import org.l2jmobius.gameserver.model.WorldObject;
 import org.l2jmobius.gameserver.model.actor.Creature;
-import org.l2jmobius.gameserver.model.actor.Player;
-import org.l2jmobius.gameserver.model.interfaces.IPositionable;
 import org.l2jmobius.gameserver.model.skill.SkillCastingType;
 import org.l2jmobius.gameserver.network.ServerPackets;
 
 /**
  * MagicSkillUse server packet implementation.
- * @author UnAfraid, NosBit
+ * @author UnAfraid, NosBit, Mobius
  */
 public class MagicSkillUse extends ServerPacket
 {
@@ -43,12 +41,12 @@ public class MagicSkillUse extends ServerPacket
 	private final SkillCastingType _castingType; // Defines which client bar is going to use.
 	private final Creature _creature;
 	private final WorldObject _target;
-	private final List<Integer> _unknown = Collections.emptyList();
+	private final boolean _isGroundTargetSkill;
 	private final List<Location> _groundLocations;
 	
-	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay, int reuseGroup, int actionId, SkillCastingType castingType)
+	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay, int reuseGroup, int actionId, SkillCastingType castingType, boolean isGroundTargetSkill)
 	{
-		super(75);
+		super(84);
 		_creature = creature;
 		_target = target;
 		_skillId = skillId;
@@ -58,18 +56,16 @@ public class MagicSkillUse extends ServerPacket
 		_reuseDelay = reuseDelay;
 		_actionId = actionId;
 		_castingType = castingType;
-		Location skillWorldPos = null;
+		_isGroundTargetSkill = isGroundTargetSkill;
-		if (creature.isPlayer())
+		final Location skillWorldPos = creature.isPlayer() ? creature.getActingPlayer().getCurrentSkillWorldPosition() : null;
-		{
-			final Player player = creature.getActingPlayer();
-			if (player.getCurrentSkillWorldPosition() != null)
-			{
-				skillWorldPos = player.getCurrentSkillWorldPosition();
-			}
-		}
 		_groundLocations = skillWorldPos != null ? Arrays.asList(skillWorldPos) : Collections.emptyList();
 	}
 	
+	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay, int reuseGroup, int actionId, SkillCastingType castingType)
+	{
+		this(creature, target, skillId, skillLevel, hitTime, reuseDelay, reuseGroup, actionId, castingType, false);
+	}
+	
 	public MagicSkillUse(Creature creature, WorldObject target, int skillId, int skillLevel, int hitTime, int reuseDelay)
 	{
 		this(creature, target, skillId, skillLevel, hitTime, reuseDelay, -1, -1, SkillCastingType.NORMAL);
@@ -95,23 +91,22 @@ public class MagicSkillUse extends ServerPacket
 		writeInt(_creature.getX());
 		writeInt(_creature.getY());
 		writeInt(_creature.getZ());
-		writeShort(_unknown.size()); // TODO: Implement me!
+		writeShort(_isGroundTargetSkill ? 64 : 0);
-		for (int unknown : _unknown)
-		{
-			writeShort(unknown);
-		}
 		writeShort(_groundLocations.size());
-		for (IPositionable target : _groundLocations)
+		for (Location location : _groundLocations)
 		{
-			writeInt(target.getX());
+			writeInt(location.getX());
-			writeInt(target.getY());
+			writeInt(location.getY());
-			writeInt(target.getZ());
+			writeInt(location.getZ());
 		}
 		writeInt(_target.getX());
 		writeInt(_target.getY());
 		writeInt(_target.getZ());
 		writeInt(_actionId >= 0); // 1 when ID from RequestActionUse is used
 		writeInt(_actionId >= 0 ? _actionId : 0); // ID from RequestActionUse. Used to set cooldown on summon skills.
-		writeInt(-1); // 306
+		if (_groundLocations.isEmpty())
+		{
+			writeInt(-1); // 306
+		}
 	}
 }