[WOC] Implement Malleable Impostor (#11074)

Mage.Sets/src/mage/cards/m/MalleableImpostor.java

@@ -0,0 +1,66 @@
+package mage.cards.m;
+
+import java.util.UUID;
+import mage.MageInt;
+import mage.MageObject;
+import mage.constants.SubType;
+import mage.filter.StaticFilters;
+import mage.game.Game;
+import mage.util.functions.CopyApplier;
+import mage.abilities.Ability;
+import mage.abilities.common.EntersBattlefieldAbility;
+import mage.abilities.effects.common.CopyPermanentEffect;
+import mage.abilities.keyword.FlashAbility;
+import mage.abilities.keyword.FlyingAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+
+/**
+ *
+ * @author Xanderhall
+ */
+public final class MalleableImpostor extends CardImpl {
+
+    public MalleableImpostor(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{3}{U}");
+        
+        this.subtype.add(SubType.FAERIE);
+        this.subtype.add(SubType.SHAPESHIFTER);
+        this.power = new MageInt(0);
+        this.toughness = new MageInt(0);
+
+        // Flash, Flying
+        this.addAbility(FlashAbility.getInstance());
+        this.addAbility(FlyingAbility.getInstance());
+
+        // You may have Malleable Impostor enter the battlefield as a copy of a creature an opponent controls, except it's a Faerie Shapeshifter in addition to its other types and it has flying.
+        this.addAbility(new EntersBattlefieldAbility(
+            new CopyPermanentEffect(StaticFilters.FILTER_OPPONENTS_PERMANENT_A_CREATURE, new MalleableImpostorCopyApplier()),
+            true, null,
+            "you may have {this} enter the battlefield as a copy of a creature an opponent controls, "+
+            "except it's a Faerie Shapeshifter in addition to its other types and it has flying.", ""
+        ));
+
+    }
+
+    private MalleableImpostor(final MalleableImpostor card) {
+        super(card);
+    }
+
+    @Override
+    public MalleableImpostor copy() {
+        return new MalleableImpostor(this);
+    }
+}
+
+class MalleableImpostorCopyApplier extends CopyApplier {
+
+    @Override
+    public boolean apply(Game game, MageObject blueprint, Ability source, UUID targetObjectId) {
+        blueprint.addSubType(SubType.FAERIE, SubType.SHAPESHIFTER);
+        blueprint.getAbilities().add(FlyingAbility.getInstance());
+        return true;
+    }
+
+}

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

@@ -81,6 +81,7 @@ public final class WildsOfEldraineCommander extends ExpansionSet {
         cards.add(new SetCardInfo("Kor Spiritdancer", 69, Rarity.RARE, mage.cards.k.KorSpiritdancer.class));
         cards.add(new SetCardInfo("Krosan Verge", 163, Rarity.UNCOMMON, mage.cards.k.KrosanVerge.class));
         cards.add(new SetCardInfo("Loamcrafter Faun", 19, Rarity.RARE, mage.cards.l.LoamcrafterFaun.class));
+        cards.add(new SetCardInfo("Malleable Impostor", 10, Rarity.RARE, mage.cards.m.MalleableImpostor.class));
         cards.add(new SetCardInfo("Mantle of the Ancients", 70, Rarity.RARE, mage.cards.m.MantleOfTheAncients.class));
         cards.add(new SetCardInfo("Midnight Clock", 99, Rarity.RARE, mage.cards.m.MidnightClock.class));
         cards.add(new SetCardInfo("Mind Stone", 148, Rarity.COMMON, mage.cards.m.MindStone.class));