diff --git a/Mage.Sets/src/mage/sets/innistrad/PreyUpon.java b/Mage.Sets/src/mage/sets/innistrad/PreyUpon.java
new file mode 100644
index 00000000000..5f88d203415
--- /dev/null
+++ b/Mage.Sets/src/mage/sets/innistrad/PreyUpon.java
@@ -0,0 +1,72 @@
+/*
+ *  Copyright 2010 BetaSteward_at_googlemail.com. All rights reserved.
+ *
+ *  Redistribution and use in source and binary forms, with or without modification, are
+ *  permitted provided that the following conditions are met:
+ *
+ *     1. Redistributions of source code must retain the above copyright notice, this list of
+ *        conditions and the following disclaimer.
+ *
+ *     2. Redistributions in binary form must reproduce the above copyright notice, this list
+ *        of conditions and the following disclaimer in the documentation and/or other materials
+ *        provided with the distribution.
+ *
+ *  THIS SOFTWARE IS PROVIDED BY BetaSteward_at_googlemail.com ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ *  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BetaSteward_at_googlemail.com OR
+ *  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ *  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ *  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  The views and conclusions contained in the software and documentation are those of the
+ *  authors and should not be interpreted as representing official policies, either expressed
+ *  or implied, of BetaSteward_at_googlemail.com.
+ */
+package mage.sets.innistrad;
+
+import java.util.UUID;
+import mage.Constants.CardType;
+import mage.Constants.Rarity;
+import mage.Constants.TargetController;
+import mage.abilities.effects.common.FightTargetsEffect;
+import mage.cards.CardImpl;
+import mage.filter.common.FilterCreaturePermanent;
+import mage.target.common.TargetControlledCreaturePermanent;
+import mage.target.common.TargetCreaturePermanent;
+
+/**
+ *
+ * @author BetaSteward
+ */
+public class PreyUpon extends CardImpl<PreyUpon> {
+
+    private static final FilterCreaturePermanent filter = new FilterCreaturePermanent("creature you don't control");
+    
+    static {
+        filter.setTargetController(TargetController.NOT_YOU);
+    }
+    
+    public PreyUpon(UUID ownerId) {
+        super(ownerId, 200, "Prey Upon", Rarity.COMMON, new CardType[]{CardType.SORCERY}, "{G}");
+        this.expansionSetCode = "ISD";
+
+        this.color.setGreen(true);
+
+        // Target creature you control fights target creature you don't control.
+        this.getSpellAbility().addEffect(new FightTargetsEffect());
+        this.getSpellAbility().addTarget(new TargetControlledCreaturePermanent());
+        this.getSpellAbility().addTarget(new TargetCreaturePermanent(filter));
+    }
+
+    public PreyUpon(final PreyUpon card) {
+        super(card);
+    }
+
+    @Override
+    public PreyUpon copy() {
+        return new PreyUpon(this);
+    }
+}
diff --git a/Mage/src/mage/abilities/effects/common/FightTargetsEffect.java b/Mage/src/mage/abilities/effects/common/FightTargetsEffect.java
new file mode 100644
index 00000000000..7816385c20e
--- /dev/null
+++ b/Mage/src/mage/abilities/effects/common/FightTargetsEffect.java
@@ -0,0 +1,77 @@
+/*
+ *  Copyright 2011 BetaSteward_at_googlemail.com. All rights reserved.
+ * 
+ *  Redistribution and use in source and binary forms, with or without modification, are
+ *  permitted provided that the following conditions are met:
+ * 
+ *     1. Redistributions of source code must retain the above copyright notice, this list of
+ *        conditions and the following disclaimer.
+ * 
+ *     2. Redistributions in binary form must reproduce the above copyright notice, this list
+ *        of conditions and the following disclaimer in the documentation and/or other materials
+ *        provided with the distribution.
+ * 
+ *  THIS SOFTWARE IS PROVIDED BY BetaSteward_at_googlemail.com ``AS IS'' AND ANY EXPRESS OR IMPLIED
+ *  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
+ *  FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL BetaSteward_at_googlemail.com OR
+ *  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ *  CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ *  SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
+ *  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ *  ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ * 
+ *  The views and conclusions contained in the software and documentation are those of the
+ *  authors and should not be interpreted as representing official policies, either expressed
+ *  or implied, of BetaSteward_at_googlemail.com.
+ */
+package mage.abilities.effects.common;
+
+import mage.Constants.CardType;
+import mage.Constants.Outcome;
+import mage.abilities.Ability;
+import mage.abilities.Mode;
+import mage.abilities.effects.OneShotEffect;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+
+/**
+ *
+ * @author BetaSteward_at_googlemail.com
+ */
+public class FightTargetsEffect extends OneShotEffect<FightTargetsEffect> {
+
+    public FightTargetsEffect() {
+        super(Outcome.Damage);
+    }
+    
+    public FightTargetsEffect(final FightTargetsEffect effect) {
+        super(effect);
+    }
+    
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Permanent creature1 = game.getPermanent(source.getTargets().get(0).getFirstTarget());
+        Permanent creature2 = game.getPermanent(source.getTargets().get(1).getFirstTarget());
+        // 20110930 - 701.10
+        if (creature1 != null && creature2 != null) {
+            if (creature1.getCardType().contains(CardType.CREATURE) && creature2.getCardType().contains(CardType.CREATURE)) {
+                creature1.damage(creature2.getPower().getValue(), creature2.getId(), game, true, false);
+                creature2.damage(creature1.getPower().getValue(), creature1.getId(), game, true, false);
+                return true;
+            }
+        }
+        return false;
+    }
+
+    @Override
+    public FightTargetsEffect copy() {
+        return new FightTargetsEffect(this);
+    }
+    
+    @Override
+    public String getText(Mode mode) {
+        return "Target " + mode.getTargets().get(0).getTargetName() + " fights target " + mode.getTargets().get(1).getTargetName();
+    }
+    
+}