diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/DM200.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/DM200.java
index ed434335f..31f0dfb73 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/DM200.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/DM200.java
@@ -28,10 +28,8 @@ import com.shatteredpixel.shatteredpixeldungeon.actors.blobs.ToxicGas;
 import com.shatteredpixel.shatteredpixeldungeon.items.Generator;
 import com.shatteredpixel.shatteredpixeldungeon.items.Item;
 import com.shatteredpixel.shatteredpixeldungeon.mechanics.Ballistica;
-import com.shatteredpixel.shatteredpixeldungeon.messages.Messages;
 import com.shatteredpixel.shatteredpixeldungeon.scenes.GameScene;
 import com.shatteredpixel.shatteredpixeldungeon.sprites.DM200Sprite;
-import com.shatteredpixel.shatteredpixeldungeon.utils.GLog;
 import com.watabou.utils.Bundle;
 import com.watabou.utils.Random;
 
@@ -124,8 +122,6 @@ public class DM200 extends Mob {
 		for (int i : trajectory.subPath(0, trajectory.dist)){
 			GameScene.add(Blob.seed(i, 20, ToxicGas.class));
 		}
-
-		GLog.w(Messages.get(this, "vent"));
 		GameScene.add(Blob.seed(trajectory.collisionPos, 100, ToxicGas.class));
 
 	}
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/DM201.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/DM201.java
index b15cd4a93..f7897f9cf 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/DM201.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/DM201.java
@@ -21,17 +21,13 @@
 
 package com.shatteredpixel.shatteredpixeldungeon.actors.mobs;
 
-import com.shatteredpixel.shatteredpixeldungeon.Assets;
 import com.shatteredpixel.shatteredpixeldungeon.Dungeon;
 import com.shatteredpixel.shatteredpixeldungeon.actors.Char;
 import com.shatteredpixel.shatteredpixeldungeon.actors.blobs.Blob;
 import com.shatteredpixel.shatteredpixeldungeon.actors.blobs.CorrosiveGas;
 import com.shatteredpixel.shatteredpixeldungeon.items.quest.MetalShard;
-import com.shatteredpixel.shatteredpixeldungeon.messages.Messages;
 import com.shatteredpixel.shatteredpixeldungeon.scenes.GameScene;
 import com.shatteredpixel.shatteredpixeldungeon.sprites.DM201Sprite;
-import com.shatteredpixel.shatteredpixeldungeon.utils.GLog;
-import com.watabou.noosa.audio.Sample;
 import com.watabou.utils.PathFinder;
 import com.watabou.utils.Random;
 
@@ -95,14 +91,12 @@ public class DM201 extends DM200 {
 		threatened = false;
 		spend(TICK);
 
-		GLog.w(Messages.get(this, "vent"));
 		GameScene.add(Blob.seed(enemy.pos, 15, CorrosiveGas.class).setStrength(8));
 		for (int i : PathFinder.NEIGHBOURS8){
 			if (!Dungeon.level.solid[enemy.pos+i]) {
 				GameScene.add(Blob.seed(enemy.pos + i, 5, CorrosiveGas.class).setStrength(8));
 			}
 		}
-		Sample.INSTANCE.play(Assets.Sounds.GAS);
 
 	}
 
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/Elemental.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/Elemental.java
index d433a3208..e19f4996f 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/Elemental.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/Elemental.java
@@ -188,7 +188,7 @@ public abstract class Elemental extends Mob {
 		protected void meleeProc( Char enemy, int damage ) {
 			if (Random.Int( 2 ) == 0 && !Dungeon.level.water[enemy.pos]) {
 				Buff.affect( enemy, Burning.class ).reignite( enemy );
-				Splash.at( enemy.sprite.center(), sprite.blood(), 5);
+				if (enemy.sprite.visible) Splash.at( enemy.sprite.center(), sprite.blood(), 5);
 			}
 		}
 		
@@ -197,7 +197,7 @@ public abstract class Elemental extends Mob {
 			if (!Dungeon.level.water[enemy.pos]) {
 				Buff.affect( enemy, Burning.class ).reignite( enemy, 4f );
 			}
-			Splash.at( enemy.sprite.center(), sprite.blood(), 5);
+			if (enemy.sprite.visible) Splash.at( enemy.sprite.center(), sprite.blood(), 5);
 		}
 	}
 	
@@ -247,14 +247,14 @@ public abstract class Elemental extends Mob {
 		protected void meleeProc( Char enemy, int damage ) {
 			if (Random.Int( 3 ) == 0 || Dungeon.level.water[enemy.pos]) {
 				Freezing.freeze( enemy.pos );
-				Splash.at( enemy.sprite.center(), sprite.blood(), 5);
+				if (enemy.sprite.visible) Splash.at( enemy.sprite.center(), sprite.blood(), 5);
 			}
 		}
 		
 		@Override
 		protected void rangedProc( Char enemy ) {
 			Freezing.freeze( enemy.pos );
-			Splash.at( enemy.sprite.center(), sprite.blood(), 5);
+			if (enemy.sprite.visible) Splash.at( enemy.sprite.center(), sprite.blood(), 5);
 		}
 	}
 	
@@ -282,9 +282,16 @@ public abstract class Elemental extends Mob {
 			for (Char ch : affected) {
 				ch.damage( Math.round( damage * 0.4f ), this );
 			}
-			
-			sprite.parent.addToFront( new Lightning( arcs, null ) );
-			Sample.INSTANCE.play( Assets.Sounds.LIGHTNING );
+
+			boolean visible = sprite.visible || enemy.sprite.visible;
+			for (Char ch : affected){
+				if (ch.sprite.visible) visible = true;
+			}
+
+			if (visible) {
+				sprite.parent.addToFront(new Lightning(arcs, null));
+				Sample.INSTANCE.play(Assets.Sounds.LIGHTNING);
+			}
 		}
 		
 		@Override
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/Shaman.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/Shaman.java
index a95a6ca4b..b6d3ad9f7 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/Shaman.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/actors/mobs/Shaman.java
@@ -113,7 +113,7 @@ public abstract class Shaman extends Mob {
 			
 			if (Random.Int( 2 ) == 0) {
 				debuff( enemy );
-				Sample.INSTANCE.play( Assets.Sounds.DEBUFF );
+				if (enemy == Dungeon.hero) Sample.INSTANCE.play( Assets.Sounds.DEBUFF );
 			}
 			
 			int dmg = Random.NormalIntRange( 6, 15 );
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/sprites/DM200Sprite.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/sprites/DM200Sprite.java
index bdd214b30..17c071b0e 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/sprites/DM200Sprite.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/sprites/DM200Sprite.java
@@ -25,6 +25,8 @@ import com.shatteredpixel.shatteredpixeldungeon.Assets;
 import com.shatteredpixel.shatteredpixeldungeon.actors.mobs.DM200;
 import com.shatteredpixel.shatteredpixeldungeon.effects.MagicMissile;
 import com.shatteredpixel.shatteredpixeldungeon.effects.Speck;
+import com.shatteredpixel.shatteredpixeldungeon.messages.Messages;
+import com.shatteredpixel.shatteredpixeldungeon.utils.GLog;
 import com.watabou.noosa.TextureFilm;
 import com.watabou.noosa.audio.Sample;
 import com.watabou.utils.Callback;
@@ -72,6 +74,7 @@ public class DM200Sprite extends MobSprite {
 					}
 				} );
 		Sample.INSTANCE.play( Assets.Sounds.GAS );
+		GLog.w(Messages.get(DM200.class, "vent"));
 	}
 
 	@Override
diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/sprites/DM201Sprite.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/sprites/DM201Sprite.java
index 83e36ff88..20bf091aa 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/sprites/DM201Sprite.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/sprites/DM201Sprite.java
@@ -25,6 +25,8 @@ import com.shatteredpixel.shatteredpixeldungeon.Assets;
 import com.shatteredpixel.shatteredpixeldungeon.actors.mobs.DM201;
 import com.shatteredpixel.shatteredpixeldungeon.effects.MagicMissile;
 import com.shatteredpixel.shatteredpixeldungeon.effects.Speck;
+import com.shatteredpixel.shatteredpixeldungeon.messages.Messages;
+import com.shatteredpixel.shatteredpixeldungeon.utils.GLog;
 import com.watabou.noosa.TextureFilm;
 import com.watabou.noosa.audio.Sample;
 import com.watabou.utils.Callback;
@@ -81,11 +83,12 @@ public class DM201Sprite extends MobSprite {
 				new Callback() {
 					@Override
 					public void call() {
-						Sample.INSTANCE.play( Assets.Sounds.PUFF );
+						Sample.INSTANCE.play( Assets.Sounds.GAS );
 						((DM201)ch).onZapComplete();
 					}
 				} );
-		Sample.INSTANCE.play( Assets.Sounds.MISS, 0.6f, 0.6f, 1.5f );
+		Sample.INSTANCE.play( Assets.Sounds.MISS, 1f, 1.5f );
+		GLog.w(Messages.get(DM201.class, "vent"));
 	}
 
 	@Override