diff --git a/L2J_Mobius_01.0_Ertheia/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_01.0_Ertheia/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_01.0_Ertheia/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_01.0_Ertheia/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_02.5_Underground/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_02.5_Underground/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_02.5_Underground/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_02.5_Underground/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_03.0_Helios/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_03.0_Helios/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_03.0_Helios/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_03.0_Helios/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_04.0_GrandCrusade/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_04.0_GrandCrusade/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_04.0_GrandCrusade/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_04.0_GrandCrusade/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_05.0_Salvation/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_05.0_Salvation/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_05.0_Salvation/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_05.0_Salvation/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_05.5_EtinasFate/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_05.5_EtinasFate/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_05.5_EtinasFate/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_05.5_EtinasFate/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_06.0_Fafurion/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_06.0_Fafurion/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_06.0_Fafurion/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_06.0_Fafurion/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_07.0_PreludeOfWar/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_07.0_PreludeOfWar/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_07.0_PreludeOfWar/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_07.0_PreludeOfWar/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_08.2_Homunculus/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_08.2_Homunculus/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_08.2_Homunculus/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_08.2_Homunculus/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_09.2_ReturnOfTheQueenAnt/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_09.2_ReturnOfTheQueenAnt/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_09.2_ReturnOfTheQueenAnt/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_09.2_ReturnOfTheQueenAnt/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_10.2_MasterClass/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_10.2_MasterClass/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_10.2_MasterClass/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_10.2_MasterClass/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_10.3_MasterClass/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_10.3_MasterClass/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_10.3_MasterClass/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_10.3_MasterClass/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_Classic_1.0/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_Classic_1.0/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_Classic_1.0/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_Classic_1.0/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_Classic_1.5_AgeOfSplendor/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_Classic_1.5_AgeOfSplendor/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_Classic_1.5_AgeOfSplendor/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_Classic_1.5_AgeOfSplendor/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_Classic_2.0_Saviors/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_Classic_2.0_Saviors/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_Classic_2.0_Saviors/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_Classic_2.0_Saviors/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_Classic_2.5_Zaken/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_Classic_2.5_Zaken/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_Classic_2.5_Zaken/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_Classic_2.5_Zaken/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_Classic_2.7_Antharas/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_Classic_2.7_Antharas/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_Classic_2.7_Antharas/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_Classic_2.7_Antharas/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_Classic_2.8_SevenSigns/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_Classic_2.8_SevenSigns/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_Classic_2.8_SevenSigns/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_Classic_2.8_SevenSigns/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_Classic_2.9.5_Saviors/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_Classic_2.9.5_Saviors/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_Classic_2.9.5_Saviors/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_Classic_2.9.5_Saviors/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_Classic_2.9_SecretOfEmpire/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_Classic_2.9_SecretOfEmpire/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_Classic_2.9_SecretOfEmpire/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_Classic_2.9_SecretOfEmpire/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_Classic_3.0_TheKamael/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_Classic_3.0_TheKamael/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_Classic_3.0_TheKamael/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_Classic_3.0_TheKamael/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_Classic_Interlude/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_Classic_Interlude/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_Classic_Interlude/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_Classic_Interlude/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_Essence_4.2_DwellingOfSpirits/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_Essence_4.2_DwellingOfSpirits/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_Essence_4.2_DwellingOfSpirits/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_Essence_4.2_DwellingOfSpirits/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_Essence_5.2_FrostLord/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_Essence_5.2_FrostLord/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_Essence_5.2_FrostLord/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_Essence_5.2_FrostLord/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_Essence_6.2_Vanguard/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_Essence_6.2_Vanguard/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_Essence_6.2_Vanguard/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_Essence_6.2_Vanguard/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }
diff --git a/L2J_Mobius_Essence_6.3_Crusader/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java b/L2J_Mobius_Essence_6.3_Crusader/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
index 129f2ee46d..84d5815431 100644
--- a/L2J_Mobius_Essence_6.3_Crusader/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
+++ b/L2J_Mobius_Essence_6.3_Crusader/dist/game/data/scripts/handlers/skillconditionhandlers/OpExistNpcSkillCondition.java
@@ -27,7 +27,7 @@ import org.l2jmobius.gameserver.model.skill.ISkillCondition;
 import org.l2jmobius.gameserver.model.skill.Skill;
 
 /**
- * @author UnAfraid
+ * @author UnAfraid, Mobius
  */
 public class OpExistNpcSkillCondition implements ISkillCondition
 {
@@ -45,7 +45,13 @@ public class OpExistNpcSkillCondition implements ISkillCondition
 	@Override
 	public boolean canUse(Creature caster, Skill skill, WorldObject target)
 	{
-		final List<Npc> npcs = World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range);
-		return _isAround == npcs.stream().anyMatch(npc -> _npcIds.contains(npc.getId()));
+		for (Npc npc : World.getInstance().getVisibleObjectsInRange(caster, Npc.class, _range))
+		{
+			if (_npcIds.contains(npc.getId()))
+			{
+				return _isAround;
+			}
+		}
+		return !_isAround;
 	}
 }