[TDC] Implement Colossal Grave-Reaver

Mage.Sets/src/mage/cards/c/ColossalGraveReaver.java

@@ -0,0 +1,164 @@
+package mage.cards.c;
+
+import java.util.HashSet;
+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.BatchTriggeredAbility;
+import mage.abilities.TriggeredAbilityImpl;
+import mage.abilities.common.EntersBattlefieldOrAttacksSourceTriggeredAbility;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.MillCardsControllerEffect;
+import mage.cards.*;
+import mage.constants.Outcome;
+import mage.constants.SubType;
+import mage.abilities.keyword.FlyingAbility;
+import mage.constants.CardType;
+import mage.constants.Zone;
+import mage.filter.FilterCard;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.game.events.ZoneChangeBatchEvent;
+import mage.game.events.ZoneChangeEvent;
+import mage.players.Player;
+import mage.target.TargetCard;
+import mage.target.targetpointer.FixedTargets;
+
+/**
+ *
+ * @author Grath
+ */
+public final class ColossalGraveReaver extends CardImpl {
+
+    public ColossalGraveReaver(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{6}{B}{G}");
+        
+        this.subtype.add(SubType.DRAGON);
+        this.power = new MageInt(7);
+        this.toughness = new MageInt(6);
+
+        // Flying
+        this.addAbility(FlyingAbility.getInstance());
+
+        // Whenever this creature enters or attacks, mill three cards.
+        this.addAbility(new EntersBattlefieldOrAttacksSourceTriggeredAbility(new MillCardsControllerEffect(3)));
+
+        // Whenever one or more creature cards are put into your graveyard from your library, put one of them onto the battlefield.
+        this.addAbility(new ColossalGraveReaverTriggeredAbility());
+    }
+
+    private ColossalGraveReaver(final ColossalGraveReaver card) {
+        super(card);
+    }
+
+    @Override
+    public ColossalGraveReaver copy() {
+        return new ColossalGraveReaver(this);
+    }
+}
+
+class ColossalGraveReaverEffect extends OneShotEffect {
+
+    private static final FilterCard defaultFilter = new FilterCard("creature to return to battlefield");
+
+    public ColossalGraveReaverEffect() {
+        super(Outcome.PutCreatureInPlay);
+        staticText = "put one of them onto the battlefield";
+    }
+
+    protected ColossalGraveReaverEffect(final ColossalGraveReaverEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public ColossalGraveReaverEffect copy() {
+        return new ColossalGraveReaverEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player controller = game.getPlayer(source.getControllerId());
+        if (controller != null) {
+            Cards cardsToChooseFrom = new CardsImpl();
+            for (UUID targetId : getTargetPointer().getTargets(game, source)) {
+                Card card = game.getCard(targetId);
+                if (card != null && game.getState().getZone(card.getId()) == Zone.GRAVEYARD) {
+                    cardsToChooseFrom.add(card);
+                }
+            }
+            Set<Card> cardsToMove;
+            switch (cardsToChooseFrom.size()) {
+                case 0:
+                    return false;
+                case 1:
+                    cardsToMove = new HashSet<>(cardsToChooseFrom.getCards(game));
+                    break;
+                default:
+                    cardsToMove = new HashSet<>();
+                    TargetCard target = new TargetCard(0, 1, Zone.ALL, defaultFilter);
+                    target.withNotTarget(true);
+                    controller.choose(Outcome.PlayForFree, cardsToChooseFrom, target, source, game);
+                    cardsToMove.add(cardsToChooseFrom.get(target.getFirstTarget(), game));
+
+            }
+            controller.moveCards(cardsToMove, Zone.BATTLEFIELD, source, game, false, false, false, null);
+            return true;
+        }
+        return false;
+    }
+}
+
+class ColossalGraveReaverTriggeredAbility extends TriggeredAbilityImpl implements BatchTriggeredAbility<ZoneChangeEvent> {
+
+    ColossalGraveReaverTriggeredAbility() {
+        super(Zone.BATTLEFIELD, new ColossalGraveReaverEffect());
+    }
+
+    private ColossalGraveReaverTriggeredAbility(final ColossalGraveReaverTriggeredAbility ability) {
+        super(ability);
+    }
+
+    @Override
+    public ColossalGraveReaverTriggeredAbility copy() {
+        return new ColossalGraveReaverTriggeredAbility(this);
+    }
+
+    @Override
+    public boolean checkEventType(GameEvent event, Game game) {
+        return event.getType() == GameEvent.EventType.ZONE_CHANGE_BATCH;
+    }
+
+    @Override
+    public boolean checkEvent(ZoneChangeEvent event, Game game) {
+        if (event.getFromZone() != Zone.LIBRARY || event.getToZone() != Zone.GRAVEYARD) {
+            return false;
+        }
+        Card card = game.getCard(event.getTargetId());
+        return card != null && card.isCreature(game) && card.isOwnedBy(getControllerId());
+    }
+
+    @Override
+    public boolean checkTrigger(GameEvent event, Game game) {
+        Set<Card> set = getFilteredEvents((ZoneChangeBatchEvent) event, game)
+                .stream()
+                .map(ZoneChangeEvent::getTargetId)
+                .map(game::getCard)
+                .filter(Objects::nonNull)
+                .collect(Collectors.toSet());
+        if (set.isEmpty()) {
+            return false;
+        }
+        this.getEffects().setTargetPointer(new FixedTargets(set, game));
+        return true;
+    }
+
+    @Override
+    public String getRule() {
+        return "Whenever one or more creature cards are put into your graveyard " +
+                "from your library, put one of them onto the battlefield tapped.";
+    }
+}

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

@@ -75,6 +75,7 @@ public final class TarkirDragonstormCommander extends ExpansionSet {
         cards.add(new SetCardInfo("Cinder Glade", 350, Rarity.RARE, mage.cards.c.CinderGlade.class));
         cards.add(new SetCardInfo("Clifftop Retreat", 351, Rarity.RARE, mage.cards.c.ClifftopRetreat.class));
         cards.add(new SetCardInfo("Colfenor's Urn", 315, Rarity.RARE, mage.cards.c.ColfenorsUrn.class));
+        cards.add(new SetCardInfo("Colossal Grave-Reaver", 50, Rarity.RARE, mage.cards.c.ColossalGraveReaver.class));
         cards.add(new SetCardInfo("Command Beacon", 352, Rarity.RARE, mage.cards.c.CommandBeacon.class));
         cards.add(new SetCardInfo("Command Tower", 107, Rarity.COMMON, mage.cards.c.CommandTower.class));
         cards.add(new SetCardInfo("Commander's Insignia", 111, Rarity.RARE, mage.cards.c.CommandersInsignia.class));