[MH3] Implement Ugin's Labyrinth

Mage.Sets/src/mage/cards/u/UginsLabyrinth.java

@@ -0,0 +1,146 @@
+package mage.cards.u;
+
+import mage.Mana;
+import mage.abilities.Ability;
+import mage.abilities.common.EntersBattlefieldTriggeredAbility;
+import mage.abilities.common.SimpleActivatedAbility;
+import mage.abilities.condition.Condition;
+import mage.abilities.costs.common.TapSourceCost;
+import mage.abilities.decorator.ConditionalManaEffect;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.mana.BasicManaEffect;
+import mage.abilities.mana.SimpleManaAbility;
+import mage.cards.Card;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.*;
+import mage.filter.FilterCard;
+import mage.filter.predicate.mageobject.ColorlessPredicate;
+import mage.filter.predicate.mageobject.ManaValuePredicate;
+import mage.game.Game;
+import mage.players.Player;
+import mage.target.TargetCard;
+import mage.target.common.TargetCardInHand;
+import mage.util.CardUtil;
+
+import java.util.Optional;
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class UginsLabyrinth extends CardImpl {
+
+    public UginsLabyrinth(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.LAND}, "");
+
+        // Imprint -- When Ugin's Labyrinth enters the battlefield, you may exile a colorless card with mana value 7 or greater from your hand.
+        this.addAbility(new EntersBattlefieldTriggeredAbility(new UginsLabyrinthExileEffect())
+                .setAbilityWord(AbilityWord.IMPRINT));
+
+        // {T}: Add {C}. If a card is exiled with Ugin's Labyrinth, add {C}{C} instead.
+        this.addAbility(new SimpleManaAbility(
+                Zone.BATTLEFIELD,
+                new ConditionalManaEffect(
+                        new BasicManaEffect(Mana.ColorlessMana(2)),
+                        new BasicManaEffect(Mana.ColorlessMana(1)),
+                        UginsLabyrinthCondition.instance, "Add {C}. " +
+                        "If a card is exiled with {this}, add {C}{C} instead."
+                ), new TapSourceCost()
+        ));
+
+        // {T}: Return the exiled card to its owner's hand.
+        this.addAbility(new SimpleActivatedAbility(new UginsLabyrinthReturnEffect(), new TapSourceCost()));
+    }
+
+    private UginsLabyrinth(final UginsLabyrinth card) {
+        super(card);
+    }
+
+    @Override
+    public UginsLabyrinth copy() {
+        return new UginsLabyrinth(this);
+    }
+}
+
+enum UginsLabyrinthCondition implements Condition {
+    instance;
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        return Optional
+                .ofNullable(CardUtil.getExileZoneId(game, source))
+                .map(game.getExile()::getExileZone)
+                .map(x -> !x.isEmpty())
+                .orElse(false);
+    }
+}
+
+class UginsLabyrinthExileEffect extends OneShotEffect {
+
+    private static final FilterCard filter = new FilterCard("a colorless card with mana value 7 or greater");
+
+    static {
+        filter.add(ColorlessPredicate.instance);
+        filter.add(new ManaValuePredicate(ComparisonType.MORE_THAN, 6));
+    }
+
+    UginsLabyrinthExileEffect() {
+        super(Outcome.Benefit);
+        staticText = "you may exile a colorless card with mana value 7 or greater from your hand";
+    }
+
+    private UginsLabyrinthExileEffect(final UginsLabyrinthExileEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public UginsLabyrinthExileEffect copy() {
+        return new UginsLabyrinthExileEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player player = game.getPlayer(source.getControllerId());
+        if (player == null) {
+            return false;
+        }
+        TargetCard target = new TargetCardInHand(0, 1, filter);
+        player.choose(outcome, player.getHand(), target, source, game);
+        Card card = game.getCard(target.getFirstTarget());
+        return card != null && player.moveCardsToExile(
+                card, source, game, true,
+                CardUtil.getExileZoneId(game, source),
+                CardUtil.getSourceName(game, source)
+        );
+    }
+}
+
+class UginsLabyrinthReturnEffect extends OneShotEffect {
+
+    UginsLabyrinthReturnEffect() {
+        super(Outcome.Benefit);
+        staticText = "return the exiled card to its owner's hand";
+    }
+
+    private UginsLabyrinthReturnEffect(final UginsLabyrinthReturnEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public UginsLabyrinthReturnEffect copy() {
+        return new UginsLabyrinthReturnEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player player = game.getPlayer(source.getControllerId());
+        if (player == null) {
+            return false;
+        }
+        Optional.ofNullable(CardUtil.getExileZoneId(game, source))
+                .map(game.getExile()::getExileZone)
+                .ifPresent(e -> player.moveCards(e, Zone.HAND, source, game));
+        return true;
+    }
+}

Mage.Sets/src/mage/sets/ModernHorizons3.java

@@ -48,6 +48,7 @@ public final class ModernHorizons3 extends ExpansionSet {
         cards.add(new SetCardInfo("Spawn-Gang Commander", 140, Rarity.UNCOMMON, mage.cards.s.SpawnGangCommander.class));
         cards.add(new SetCardInfo("Swamp", 306, Rarity.LAND, mage.cards.basiclands.Swamp.class, FULL_ART_BFZ_VARIOUS));
         cards.add(new SetCardInfo("Sylvan Safekeeper", 287, Rarity.RARE, mage.cards.s.SylvanSafekeeper.class));
+        cards.add(new SetCardInfo("Ugin's Labyrinth", 233, Rarity.MYTHIC, mage.cards.u.UginsLabyrinth.class));
         cards.add(new SetCardInfo("Urza's Cave", 234, Rarity.UNCOMMON, mage.cards.u.UrzasCave.class));
         cards.add(new SetCardInfo("Wight of the Reliquary", 207, Rarity.RARE, mage.cards.w.WightOfTheReliquary.class));
         cards.add(new SetCardInfo("Windswept Heath", 235, Rarity.RARE, mage.cards.w.WindsweptHeath.class));