diff --git a/src/com/shatteredpixel/shatteredpixeldungeon/items/EquipableItem.java b/src/com/shatteredpixel/shatteredpixeldungeon/items/EquipableItem.java
index e5375c9df..ac45591d9 100644
--- a/src/com/shatteredpixel/shatteredpixeldungeon/items/EquipableItem.java
+++ b/src/com/shatteredpixel/shatteredpixeldungeon/items/EquipableItem.java
@@ -96,7 +96,7 @@ public abstract class EquipableItem extends Item {
         return true;
     }
 
-    public boolean doUnequip( Hero hero, boolean collect ) {
+    final public boolean doUnequip( Hero hero, boolean collect ) {
         return doUnequip( hero, collect, true );
     }
 }
diff --git a/src/com/shatteredpixel/shatteredpixeldungeon/items/Heap.java b/src/com/shatteredpixel/shatteredpixeldungeon/items/Heap.java
index 114d45293..8534459a4 100644
--- a/src/com/shatteredpixel/shatteredpixeldungeon/items/Heap.java
+++ b/src/com/shatteredpixel/shatteredpixeldungeon/items/Heap.java
@@ -22,15 +22,18 @@ import com.shatteredpixel.shatteredpixeldungeon.Badges;
 import com.shatteredpixel.shatteredpixeldungeon.Dungeon;
 import com.shatteredpixel.shatteredpixeldungeon.Statistics;
 import com.shatteredpixel.shatteredpixeldungeon.actors.buffs.Buff;
+import com.shatteredpixel.shatteredpixeldungeon.actors.buffs.Burning;
+import com.shatteredpixel.shatteredpixeldungeon.actors.buffs.Frost;
 import com.shatteredpixel.shatteredpixeldungeon.actors.hero.Hero;
+import com.shatteredpixel.shatteredpixeldungeon.actors.mobs.Mimic;
 import com.shatteredpixel.shatteredpixeldungeon.actors.mobs.Wraith;
 import com.shatteredpixel.shatteredpixeldungeon.effects.CellEmitter;
 import com.shatteredpixel.shatteredpixeldungeon.effects.Speck;
 import com.shatteredpixel.shatteredpixeldungeon.effects.Splash;
 import com.shatteredpixel.shatteredpixeldungeon.effects.particles.ElmoParticle;
+import com.shatteredpixel.shatteredpixeldungeon.effects.particles.FlameParticle;
 import com.shatteredpixel.shatteredpixeldungeon.effects.particles.ShadowParticle;
 import com.shatteredpixel.shatteredpixeldungeon.items.artifacts.AlchemistsToolkit;
-import com.shatteredpixel.shatteredpixeldungeon.items.artifacts.Artifact;
 import com.shatteredpixel.shatteredpixeldungeon.items.food.Blandfruit;
 import com.shatteredpixel.shatteredpixeldungeon.items.food.ChargrilledMeat;
 import com.shatteredpixel.shatteredpixeldungeon.items.food.FrozenCarpaccio;
@@ -39,8 +42,11 @@ import com.shatteredpixel.shatteredpixeldungeon.items.potions.PotionOfExperience
 import com.shatteredpixel.shatteredpixeldungeon.items.potions.PotionOfHealing;
 import com.shatteredpixel.shatteredpixeldungeon.items.scrolls.Scroll;
 import com.shatteredpixel.shatteredpixeldungeon.plants.Plant.Seed;
+import com.shatteredpixel.shatteredpixeldungeon.scenes.GameScene;
 import com.shatteredpixel.shatteredpixeldungeon.sprites.ItemSprite;
 import com.shatteredpixel.shatteredpixeldungeon.sprites.ItemSpriteSheet;
+import com.shatteredpixel.shatteredpixeldungeon.utils.GLog;
+import com.shatteredpixel.shatteredpixeldungeon.windows.WndTitledMessage;
 import com.watabou.noosa.audio.Sample;
 import com.watabou.utils.Bundlable;
 import com.watabou.utils.Bundle;
@@ -52,6 +58,8 @@ import java.util.LinkedList;
 
 public class Heap implements Bundlable {
 
+	private static final String TXT_MIMIC = "This is a mimic!";
+
 	private static final int SEEDS_TO_POTION = 3;
 	
 	public enum Type {
@@ -62,7 +70,8 @@ public class Heap implements Bundlable {
 		CRYSTAL_CHEST,
 		TOMB, 
 		SKELETON,
-        REMAINS
+        REMAINS,
+		MIMIC
 	}
 	public Type type = Type.HEAP;
 	
@@ -70,7 +79,7 @@ public class Heap implements Bundlable {
 	
 	public ItemSprite sprite;
 	
-	protected LinkedList<Item> items = new LinkedList<Item>();
+	public LinkedList<Item> items = new LinkedList<Item>();
 	
 	public int image() {
 		switch (type) {
@@ -78,6 +87,7 @@ public class Heap implements Bundlable {
 		case FOR_SALE:
 			return size() > 0 ? items.peek().image() : 0;
 		case CHEST:
+		case MIMIC:
 			return ItemSpriteSheet.CHEST;
 		case LOCKED_CHEST:
 			return ItemSpriteSheet.LOCKED_CHEST;
@@ -100,6 +110,14 @@ public class Heap implements Bundlable {
 	
 	public void open( Hero hero ) {
 		switch (type) {
+		case MIMIC:
+			if (Mimic.spawnAt(pos, items) != null) {
+				GLog.n(TXT_MIMIC);
+				destroy();
+			} else {
+				type = Type.CHEST;
+			}
+			break;
 		case TOMB:
 			Wraith.spawnAround( hero.pos );
 			break;
@@ -119,10 +137,12 @@ public class Heap implements Bundlable {
 			break;
 		default:
 		}
-		
-		type = Type.HEAP;
-		sprite.link();
-		sprite.drop();
+
+		if (type != Type.MIMIC) {
+			type = Type.HEAP;
+			sprite.link();
+			sprite.drop();
+		}
 	}
 	
 	public int size() {
@@ -180,7 +200,16 @@ public class Heap implements Bundlable {
 	}
 	
 	public void burn() {
-		
+
+		if (type == Type.MIMIC) {
+			Mimic m = Mimic.spawnAt( pos, items );
+			if (m != null) {
+				Buff.affect( m, Burning.class ).reignite( m );
+				m.sprite.emitter().burst( FlameParticle.FACTORY, 5 );
+				destroy();
+			}
+		}
+
 		if (type != Type.HEAP) {
 			return;
 		}
@@ -221,7 +250,15 @@ public class Heap implements Bundlable {
 	}
 	
 	public void freeze() {
-		
+
+		if (type == Type.MIMIC) {
+			Mimic m = Mimic.spawnAt( pos, items );
+			if (m != null) {
+				Buff.prolong( m, Frost.class, Frost.duration( m ) * Random.Float( 1.0f, 1.5f ) );
+				destroy();
+			}
+		}
+
 		if (type != Type.HEAP) {
 			return;
 		}
diff --git a/src/com/shatteredpixel/shatteredpixeldungeon/items/Item.java b/src/com/shatteredpixel/shatteredpixeldungeon/items/Item.java
index 170aaa913..cc2ef709f 100644
--- a/src/com/shatteredpixel/shatteredpixeldungeon/items/Item.java
+++ b/src/com/shatteredpixel/shatteredpixeldungeon/items/Item.java
@@ -270,7 +270,7 @@ public class Item implements Bundlable {
 		return this;
 	}
 	
-	public Item upgrade( int n ) {
+	final public Item upgrade( int n ) {
 		for (int i=0; i < n; i++) {
 			upgrade();
 		}
@@ -285,7 +285,7 @@ public class Item implements Bundlable {
 		return this;
 	}
 	
-	public Item degrade( int n ) {
+	final public Item degrade( int n ) {
 		for (int i=0; i < n; i++) {
 			degrade();
 		}
@@ -454,17 +454,24 @@ public class Item implements Bundlable {
 		final int cell = Ballistica.cast( user.pos, dst, false, true );
 		user.sprite.zap( cell );
 		user.busy();
-		
+
+		Sample.INSTANCE.play( Assets.SND_MISS, 0.6f, 0.6f, 1.5f );
+
 		Char enemy = Actor.findChar( cell );
 		QuickSlotButton.target(enemy);
-		
+
+		// FIXME!!!
 		float delay = TIME_TO_THROW;
 		if (this instanceof MissileWeapon) {
-
-			// FIXME
 			delay *= ((MissileWeapon)this).speedFactor( user );
-			if (enemy != null && enemy.buff( SnipersMark.class ) != null) {
-				delay *= 0.5f;
+			if (enemy != null) {
+				SnipersMark mark = user.buff( SnipersMark.class );
+				if (mark != null) {
+					if (mark.object == enemy.id()) {
+						delay *= 0.5f;
+					}
+					user.remove( mark );
+				}
 			}
 		}
 		final float finalDelay = delay;