[TMT] Implement Koya, Death from Above

Mage.Sets/src/mage/cards/k/KoyaDeathFromAbove.java

@@ -0,0 +1,110 @@
+package mage.cards.k;
+
+import java.util.LinkedHashSet;
+import java.util.Objects;
+import java.util.Set;
+import java.util.UUID;
+import java.util.stream.Collectors;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.common.EntersBattlefieldTriggeredAbility;
+import mage.abilities.common.delayed.AtTheBeginOfNextEndStepDelayedTriggeredAbility;
+import mage.abilities.costs.mana.ManaCostsImpl;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.DoIfCostPaid;
+import mage.abilities.effects.common.ReturnToBattlefieldUnderOwnerControlTargetEffect;
+import mage.abilities.keyword.FlyingAbility;
+import mage.cards.Card;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Outcome;
+import mage.constants.SubType;
+import mage.constants.SuperType;
+import mage.filter.StaticFilters;
+import mage.game.Game;
+import mage.players.Player;
+import mage.target.TargetPermanent;
+import mage.target.targetpointer.FixedTargets;
+import mage.util.CardUtil;
+
+/**
+ *
+ * @author muz
+ */
+public final class KoyaDeathFromAbove extends CardImpl {
+
+    public KoyaDeathFromAbove(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{2}{W}");
+
+        this.supertype.add(SuperType.LEGENDARY);
+        this.subtype.add(SubType.MUTANT);
+        this.subtype.add(SubType.NINJA);
+        this.subtype.add(SubType.BIRD);
+        this.power = new MageInt(2);
+        this.toughness = new MageInt(1);
+
+        // Flying
+        this.addAbility(FlyingAbility.getInstance());
+
+        // When Koya enters, exile up to one other target creature. At the beginning of the next end step, you may pay {3}{B}. If you don't, return that card to the battlefield under its owner's control.
+        Ability ability = new EntersBattlefieldTriggeredAbility(new KoyaDeathFromAboveEffect());
+        ability.addTarget(new TargetPermanent(0, 1, StaticFilters.FILTER_ANOTHER_TARGET_CREATURE));
+        this.addAbility(ability);
+    }
+
+    private KoyaDeathFromAbove(final KoyaDeathFromAbove card) {
+        super(card);
+    }
+
+    @Override
+    public KoyaDeathFromAbove copy() {
+        return new KoyaDeathFromAbove(this);
+    }
+}
+
+class KoyaDeathFromAboveEffect extends OneShotEffect {
+
+    KoyaDeathFromAboveEffect() {
+        super(Outcome.Exile);
+        this.staticText = "exile up to one other target creature. At the beginning of the next end step, "
+                + "you may pay {3}{B}. If you don't, return that card to the battlefield under its owner's control";
+    }
+
+    private KoyaDeathFromAboveEffect(final KoyaDeathFromAboveEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public KoyaDeathFromAboveEffect copy() {
+        return new KoyaDeathFromAboveEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player controller = game.getPlayer(source.getControllerId());
+        if (controller == null) {
+            return false;
+        }
+        Set<Card> toExile = getTargetPointer().getTargets(game, source)
+                .stream()
+                .map(game::getPermanent)
+                .filter(Objects::nonNull)
+                .collect(Collectors.toCollection(LinkedHashSet::new));
+        if (toExile.isEmpty()) {
+            return false;
+        }
+        controller.moveCardsToExile(toExile, source, game, true,
+                CardUtil.getExileZoneId(game, source), CardUtil.getSourceName(game, source));
+        game.processAction();
+        ReturnToBattlefieldUnderOwnerControlTargetEffect returnEffect =
+                new ReturnToBattlefieldUnderOwnerControlTargetEffect(false, true);
+        DoIfCostPaid doIfCostPaid = new DoIfCostPaid(null, returnEffect, new ManaCostsImpl<>("{3}{B}"));
+        doIfCostPaid.setTargetPointer(new FixedTargets(
+                toExile.stream().map(Card::getMainCard).collect(Collectors.toSet()), game));
+        game.addDelayedTriggeredAbility(
+                new AtTheBeginOfNextEndStepDelayedTriggeredAbility(doIfCostPaid), source);
+        return true;
+    }
+}

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

@@ -129,6 +129,7 @@ private TeenageMutantNinjaTurtles() {
         cards.add(new SetCardInfo("Kitsune's Technique", 42, Rarity.RARE, mage.cards.k.KitsunesTechnique.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Kitsune, Dragon's Daughter", 262, Rarity.RARE, mage.cards.k.KitsuneDragonsDaughter.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Kitsune, Dragon's Daughter", 41, Rarity.RARE, mage.cards.k.KitsuneDragonsDaughter.class, NON_FULL_USE_VARIOUS));
+        cards.add(new SetCardInfo("Koya, Death from Above", 11, Rarity.UNCOMMON, mage.cards.k.KoyaDeathFromAbove.class));
         cards.add(new SetCardInfo("Krang & Shredder", 153, Rarity.RARE, mage.cards.k.KrangAndShredder.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Krang & Shredder", 201, Rarity.RARE, mage.cards.k.KrangAndShredder.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Krang & Shredder", 245, Rarity.RARE, mage.cards.k.KrangAndShredder.class, NON_FULL_USE_VARIOUS));