[MKM] Implement Doppelgang

Mage.Sets/src/mage/cards/d/Doppelgang.java

@@ -0,0 +1,83 @@
+package mage.cards.d;
+
+import mage.abilities.Ability;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.CreateTokenCopyTargetEffect;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Outcome;
+import mage.filter.StaticFilters;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+import mage.target.TargetPermanent;
+import mage.target.targetadjustment.TargetAdjuster;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class Doppelgang extends CardImpl {
+
+    public Doppelgang(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.SORCERY}, "{X}{X}{X}{G}{U}");
+
+        // For each of X target permanents, create X tokens that are copies of that permanent.
+        this.getSpellAbility().addEffect(new DoppelgangEffect());
+        this.getSpellAbility().setTargetAdjuster(DoppelgangAdjuster.instance);
+    }
+
+    private Doppelgang(final Doppelgang card) {
+        super(card);
+    }
+
+    @Override
+    public Doppelgang copy() {
+        return new Doppelgang(this);
+    }
+}
+
+enum DoppelgangAdjuster implements TargetAdjuster {
+    instance;
+
+    @Override
+    public void adjustTargets(Ability ability, Game game) {
+        ability.getTargets().clear();
+        ability.addTarget(new TargetPermanent(ability.getManaCostsToPay().getX(), StaticFilters.FILTER_PERMANENTS));
+    }
+}
+
+class DoppelgangEffect extends OneShotEffect {
+
+    DoppelgangEffect() {
+        super(Outcome.Benefit);
+        staticText = "create X tokens that are copies of that permanent";
+    }
+
+    private DoppelgangEffect(final DoppelgangEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public DoppelgangEffect copy() {
+        return new DoppelgangEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        int xValue = source.getManaCostsToPay().getX();
+        if (xValue < 1) {
+            return false;
+        }
+        for (UUID permanentId : getTargetPointer().getTargets(game, source)) {
+            Permanent permanent = game.getPermanent(permanentId);
+            if (permanent != null) {
+                new CreateTokenCopyTargetEffect(
+                        null, null, false, xValue
+                ).setSavedPermanent(permanent).apply(game, source);
+            }
+        }
+        return true;
+    }
+}

Mage.Sets/src/mage/sets/MurdersAtKarlovManor.java

@@ -41,6 +41,7 @@ public final class MurdersAtKarlovManor extends ExpansionSet {
         cards.add(new SetCardInfo("Defenestrated Phantom", 11, Rarity.COMMON, mage.cards.d.DefenestratedPhantom.class));
         cards.add(new SetCardInfo("Demand Answers", 122, Rarity.COMMON, mage.cards.d.DemandAnswers.class));
         cards.add(new SetCardInfo("Dog Walker", 197, Rarity.COMMON, mage.cards.d.DogWalker.class));
+        cards.add(new SetCardInfo("Doppelgang", 198, Rarity.RARE, mage.cards.d.Doppelgang.class));
         cards.add(new SetCardInfo("Elegant Parlor", 260, Rarity.RARE, mage.cards.e.ElegantParlor.class));
         cards.add(new SetCardInfo("Essence of Antiquity", 15, Rarity.UNCOMMON, mage.cards.e.EssenceOfAntiquity.class));
         cards.add(new SetCardInfo("Faerie Snoop", 203, Rarity.COMMON, mage.cards.f.FaerieSnoop.class));