[MKC] Implement Kaust, Eyes of the Glade

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

@@ -0,0 +1,117 @@
+package mage.cards.k;
+
+import mage.MageInt;
+import mage.MageObjectReference;
+import mage.abilities.Ability;
+import mage.abilities.common.DealsDamageToAPlayerAllTriggeredAbility;
+import mage.abilities.common.SimpleActivatedAbility;
+import mage.abilities.costs.common.TapSourceCost;
+import mage.abilities.effects.common.DrawCardSourceControllerEffect;
+import mage.abilities.effects.common.TurnFaceUpTargetEffect;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.*;
+import mage.filter.FilterPermanent;
+import mage.filter.common.FilterControlledCreaturePermanent;
+import mage.filter.predicate.Predicate;
+import mage.filter.predicate.card.FaceDownPredicate;
+import mage.filter.predicate.permanent.AttackingPredicate;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.game.permanent.Permanent;
+import mage.target.TargetPermanent;
+import mage.watchers.Watcher;
+
+import java.util.HashSet;
+import java.util.Set;
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class KaustEyesOfTheGlade extends CardImpl {
+
+    private static final FilterPermanent filter
+            = new FilterControlledCreaturePermanent("a creature you control that was turned face up this turn");
+    private static final FilterPermanent filter2
+            = new FilterControlledCreaturePermanent("face-down attacking creature you control");
+
+    static {
+        filter.add(KaustEyesOfTheGladePredicate.instance);
+        filter2.add(AttackingPredicate.instance);
+        filter2.add(FaceDownPredicate.instance);
+    }
+
+    public KaustEyesOfTheGlade(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{R/W}{G}");
+
+        this.supertype.add(SuperType.LEGENDARY);
+        this.subtype.add(SubType.DRYAD);
+        this.subtype.add(SubType.DETECTIVE);
+        this.power = new MageInt(2);
+        this.toughness = new MageInt(2);
+
+        // Whenever a creature you control that was turned face up this turn deals combat damage to a player, draw a card.
+        this.addAbility(new DealsDamageToAPlayerAllTriggeredAbility(
+                new DrawCardSourceControllerEffect(1), filter,
+                false, SetTargetPointer.NONE, true
+        ), new KaustEyesOfTheGladeWatcher());
+
+        // {T}: Turn target face-down attacking creature you control face up.
+        Ability ability = new SimpleActivatedAbility(new TurnFaceUpTargetEffect(), new TapSourceCost());
+        ability.addTarget(new TargetPermanent(filter2));
+        this.addAbility(ability);
+    }
+
+    private KaustEyesOfTheGlade(final KaustEyesOfTheGlade card) {
+        super(card);
+    }
+
+    @Override
+    public KaustEyesOfTheGlade copy() {
+        return new KaustEyesOfTheGlade(this);
+    }
+}
+
+enum KaustEyesOfTheGladePredicate implements Predicate<Permanent> {
+    instance;
+
+    @Override
+    public boolean apply(Permanent input, Game game) {
+        return KaustEyesOfTheGladeWatcher.checkPermanent(input, game);
+    }
+}
+
+class KaustEyesOfTheGladeWatcher extends Watcher {
+
+    private final Set<MageObjectReference> set = new HashSet<>();
+
+    KaustEyesOfTheGladeWatcher() {
+        super(WatcherScope.GAME);
+    }
+
+    @Override
+    public void watch(GameEvent event, Game game) {
+        if (event.getType() != GameEvent.EventType.TURNED_FACE_UP) {
+            return;
+        }
+        Permanent permanent = game.getPermanent(event.getTargetId());
+        if (permanent != null) {
+            set.add(new MageObjectReference(permanent, game));
+        }
+    }
+
+    @Override
+    public void reset() {
+        set.clear();
+        super.reset();
+    }
+
+    static boolean checkPermanent(Permanent permanent, Game game) {
+        return game
+                .getState()
+                .getWatcher(KaustEyesOfTheGladeWatcher.class)
+                .set
+                .contains(new MageObjectReference(permanent, game));
+    }
+}

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

@@ -139,6 +139,7 @@ public final class MurdersAtKarlovManorCommander extends ExpansionSet {
         cards.add(new SetCardInfo("Jungle Shrine", 268, Rarity.UNCOMMON, mage.cards.j.JungleShrine.class));
         cards.add(new SetCardInfo("Junk Winder", 107, Rarity.UNCOMMON, mage.cards.j.JunkWinder.class));
         cards.add(new SetCardInfo("Kappa Cannoneer", 108, Rarity.RARE, mage.cards.k.KappaCannoneer.class));
+        cards.add(new SetCardInfo("Kaust, Eyes of the Glade", 1, Rarity.MYTHIC, mage.cards.k.KaustEyesOfTheGlade.class));
         cards.add(new SetCardInfo("Kazuul, Tyrant of the Cliffs", 157, Rarity.RARE, mage.cards.k.KazuulTyrantOfTheCliffs.class));
         cards.add(new SetCardInfo("Keeper of the Accord", 70, Rarity.RARE, mage.cards.k.KeeperOfTheAccord.class));
         cards.add(new SetCardInfo("Kessig Wolf Run", 269, Rarity.RARE, mage.cards.k.KessigWolfRun.class));