diff --git a/Mage.Sets/src/mage/sets/magic2011/SacredWolf.java b/Mage.Sets/src/mage/sets/magic2011/SacredWolf.java
index b29db853c02..544b704293f 100644
--- a/Mage.Sets/src/mage/sets/magic2011/SacredWolf.java
+++ b/Mage.Sets/src/mage/sets/magic2011/SacredWolf.java
@@ -37,6 +37,7 @@ import mage.Constants.Zone;
 import mage.MageInt;
 import mage.abilities.common.SimpleStaticAbility;
 import mage.abilities.effects.common.CantTargetSourceEffect;
+import mage.abilities.keyword.HexproofAbility;
 import mage.cards.CardImpl;
 import mage.filter.FilterStackObject;
 
@@ -45,13 +46,6 @@ import mage.filter.FilterStackObject;
  * @author BetaSteward_at_googlemail.com
  */
 public class SacredWolf extends CardImpl<SacredWolf> {
-
-	private static final FilterStackObject filter = new FilterStackObject("spells or abilities your opponents control");
-
-	static {
-		filter.setTargetController(TargetController.OPPONENT);
-	}
-
 	public SacredWolf(UUID ownerId) {
 		super(ownerId, 196, "Sacred Wolf", Rarity.COMMON, new CardType[]{CardType.CREATURE}, "{2}{G}");
 		this.expansionSetCode = "M11";
@@ -59,7 +53,7 @@ public class SacredWolf extends CardImpl<SacredWolf> {
 		this.color.setGreen(true);
 		this.power = new MageInt(3);
 		this.toughness = new MageInt(1);
-		this.addAbility(new SimpleStaticAbility(Zone.BATTLEFIELD, new CantTargetSourceEffect(filter, Duration.WhileOnBattlefield)));
+		this.addAbility(new HexproofAbility());
 	}
 
 	public SacredWolf(final SacredWolf card) {
diff --git a/Mage.Sets/src/mage/sets/mirrodin/TrollAscetic.java b/Mage.Sets/src/mage/sets/mirrodin/TrollAscetic.java
index 225b676db08..2dc6cfe48e7 100644
--- a/Mage.Sets/src/mage/sets/mirrodin/TrollAscetic.java
+++ b/Mage.Sets/src/mage/sets/mirrodin/TrollAscetic.java
@@ -39,6 +39,7 @@ import mage.abilities.common.SimpleStaticAbility;
 import mage.abilities.costs.mana.ManaCostsImpl;
 import mage.abilities.effects.common.CantTargetSourceEffect;
 import mage.abilities.effects.common.RegenerateSourceEffect;
+import mage.abilities.keyword.HexproofAbility;
 import mage.cards.CardImpl;
 import mage.filter.FilterStackObject;
 
@@ -47,12 +48,6 @@ import mage.filter.FilterStackObject;
  * @author Loki
  */
 public class TrollAscetic extends CardImpl<TrollAscetic> {
-	private static FilterStackObject filter = new FilterStackObject("spells or abilities your opponents control");
-
-	static {
-		filter.setTargetController(Constants.TargetController.OPPONENT);
-	}
-
     public TrollAscetic (UUID ownerId) {
         super(ownerId, 135, "Troll Ascetic", Rarity.RARE, new CardType[]{CardType.CREATURE}, "{1}{G}{G}");
         this.expansionSetCode = "MRD";
@@ -61,7 +56,7 @@ public class TrollAscetic extends CardImpl<TrollAscetic> {
 		this.color.setGreen(true);
         this.power = new MageInt(3);
         this.toughness = new MageInt(2);
-		this.addAbility(new SimpleStaticAbility(Constants.Zone.BATTLEFIELD, new CantTargetSourceEffect(filter, Constants.Duration.WhileOnBattlefield)));
+		this.addAbility(new HexproofAbility());
 		this.addAbility(new SimpleActivatedAbility(Constants.Zone.BATTLEFIELD, new RegenerateSourceEffect(), new ManaCostsImpl("{1}{G}")));
     }
 
diff --git a/Mage.Sets/src/mage/sets/mirrodinbesieged/ThruntheLastTroll.java b/Mage.Sets/src/mage/sets/mirrodinbesieged/ThruntheLastTroll.java
index 7cf5d3419d9..45ae1007fd8 100644
--- a/Mage.Sets/src/mage/sets/mirrodinbesieged/ThruntheLastTroll.java
+++ b/Mage.Sets/src/mage/sets/mirrodinbesieged/ThruntheLastTroll.java
@@ -40,6 +40,7 @@ import mage.abilities.costs.mana.ManaCostsImpl;
 import mage.abilities.effects.common.CantCounterSourceEffect;
 import mage.abilities.effects.common.CantTargetSourceEffect;
 import mage.abilities.effects.common.RegenerateSourceEffect;
+import mage.abilities.keyword.HexproofAbility;
 import mage.cards.CardImpl;
 import mage.filter.FilterStackObject;
 
@@ -48,12 +49,6 @@ import mage.filter.FilterStackObject;
  * @author Loki
  */
 public class ThruntheLastTroll extends CardImpl<ThruntheLastTroll> {
-    private static FilterStackObject filter = new FilterStackObject("spells or abilities your opponents control");
-
-	static {
-		filter.setTargetController(Constants.TargetController.OPPONENT);
-	}
-
     public ThruntheLastTroll (UUID ownerId) {
         super(ownerId, 92, "Thrun, the Last Troll", Rarity.MYTHIC, new CardType[]{CardType.CREATURE}, "{2}{G}{G}");
         this.expansionSetCode = "MBS";
@@ -64,7 +59,7 @@ public class ThruntheLastTroll extends CardImpl<ThruntheLastTroll> {
         this.power = new MageInt(4);
         this.toughness = new MageInt(4);
         this.addAbility(new SimpleStaticAbility(Constants.Zone.ALL, new CantCounterSourceEffect()));
-        this.addAbility(new SimpleStaticAbility(Constants.Zone.BATTLEFIELD, new CantTargetSourceEffect(filter, Constants.Duration.WhileOnBattlefield)));
+        this.addAbility(new HexproofAbility());
 		this.addAbility(new SimpleActivatedAbility(Constants.Zone.BATTLEFIELD, new RegenerateSourceEffect(), new ManaCostsImpl("{1}{G}")));
     }
 
diff --git a/Mage/src/mage/abilities/keyword/HexproofAbility.java b/Mage/src/mage/abilities/keyword/HexproofAbility.java
new file mode 100644
index 00000000000..5ab32a479e9
--- /dev/null
+++ b/Mage/src/mage/abilities/keyword/HexproofAbility.java
@@ -0,0 +1,38 @@
+package mage.abilities.keyword;
+
+import mage.Constants;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.effects.common.CantTargetSourceEffect;
+import mage.filter.FilterStackObject;
+
+/**
+ * Hexproof
+ * (This creature can't be the target of spells or abilities your opponents control.)
+ *
+ * @author loki
+ */
+public class HexproofAbility extends SimpleStaticAbility {
+    private static FilterStackObject filter = new FilterStackObject("spells or abilities your opponents control");
+
+	static {
+		filter.setTargetController(Constants.TargetController.OPPONENT);
+	}
+
+    public HexproofAbility() {
+        super(Constants.Zone.BATTLEFIELD, new CantTargetSourceEffect(filter, Constants.Duration.WhileOnBattlefield));
+    }
+
+    public HexproofAbility(final HexproofAbility ability) {
+        super(ability);
+    }
+
+    @Override
+    public SimpleStaticAbility copy() {
+        return new HexproofAbility(this);
+    }
+
+    @Override
+    public String getRule() {
+        return "Hexproof";
+    }
+}