[AFR] Implemented Mind Flayer

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

@@ -0,0 +1,74 @@
+package mage.cards.m;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.common.EntersBattlefieldTriggeredAbility;
+import mage.abilities.effects.common.continuous.GainControlTargetEffect;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Duration;
+import mage.constants.SubType;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+import mage.target.common.TargetCreaturePermanent;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class MindFlayer extends CardImpl {
+
+    public MindFlayer(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{3}{U}{U}");
+
+        this.subtype.add(SubType.HORROR);
+        this.power = new MageInt(3);
+        this.toughness = new MageInt(3);
+
+        // Dominate Monster — When Mind Flayer enters the battlefield, gain control of target creature for as long as you control Mind Flayer.
+        Ability ability = new EntersBattlefieldTriggeredAbility(new MindFlayerEffect());
+        ability.addTarget(new TargetCreaturePermanent());
+        this.addAbility(ability.withFlavorWord("Dominate Monster"));
+    }
+
+    private MindFlayer(final MindFlayer card) {
+        super(card);
+    }
+
+    @Override
+    public MindFlayer copy() {
+        return new MindFlayer(this);
+    }
+}
+
+class MindFlayerEffect extends GainControlTargetEffect {
+
+    MindFlayerEffect() {
+        super(Duration.Custom, true);
+        staticText = "gain control of target creature for as long as you control {this}";
+    }
+
+    private MindFlayerEffect(final MindFlayerEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public MindFlayerEffect copy() {
+        return new MindFlayerEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Permanent sourcePermanent = source.getSourcePermanentIfItStillExists(game);
+        Permanent permanent = game.getPermanent(getTargetPointer().getFirst(game, source));
+        if (sourcePermanent == null
+                || permanent == null
+                || !sourcePermanent.isControlledBy(source.getControllerId())) {
+            discard();
+            return false;
+        }
+        return super.apply(game, source);
+    }
+}

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

@@ -145,6 +145,7 @@ public final class AdventuresInTheForgottenRealms extends ExpansionSet {
         cards.add(new SetCardInfo("Manticore", 113, Rarity.COMMON, mage.cards.m.Manticore.class));
         cards.add(new SetCardInfo("Meteor Swarm", 155, Rarity.RARE, mage.cards.m.MeteorSwarm.class));
         cards.add(new SetCardInfo("Mimic", 249, Rarity.COMMON, mage.cards.m.Mimic.class));
+        cards.add(new SetCardInfo("Mind Flayer", 63, Rarity.RARE, mage.cards.m.MindFlayer.class));
         cards.add(new SetCardInfo("Minion of the Mighty", 156, Rarity.RARE, mage.cards.m.MinionOfTheMighty.class));
         cards.add(new SetCardInfo("Minsc, Beloved Ranger", 227, Rarity.MYTHIC, mage.cards.m.MinscBelovedRanger.class));
         cards.add(new SetCardInfo("Monk of the Open Hand", 25, Rarity.UNCOMMON, mage.cards.m.MonkOfTheOpenHand.class));