Implement Circling Vultures from WTH (#5489)

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

@@ -0,0 +1,90 @@
+package mage.cards.c;
+
+import java.util.UUID;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.common.BeginningOfUpkeepTriggeredAbility;
+import mage.abilities.common.SimpleActivatedAbility;
+import mage.abilities.costs.common.DiscardSourceCost;
+import mage.abilities.costs.common.ExileTopCreatureCardOfGraveyardCost;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.SacrificeSourceUnlessPaysEffect;
+import mage.abilities.keyword.FlyingAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.*;
+import mage.game.Game;
+
+/**
+ * @author arcox
+ */
+public final class CirclingVultures extends CardImpl {
+
+    public CirclingVultures(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{B}");
+        this.subtype.add(SubType.BIRD);
+
+        this.power = new MageInt(3);
+        this.toughness = new MageInt(2);
+
+        // Flying
+        this.addAbility(FlyingAbility.getInstance());
+
+        // You may discard Circling Vultures any time you could cast an instant.
+        this.addAbility(new SimpleActivatedAbility(Zone.HAND, new CirclingVulturesEffect(), new CirclingVulturesCost()));
+
+        // At the beginning of your upkeep, sacrifice Circling Vultures unless you exile the top creature card of your graveyard.
+        this.addAbility(new BeginningOfUpkeepTriggeredAbility(new SacrificeSourceUnlessPaysEffect(new ExileTopCreatureCardOfGraveyardCost(1)), TargetController.YOU, false));
+    }
+
+    public CirclingVultures(final CirclingVultures card) {
+        super(card);
+    }
+
+    @Override
+    public CirclingVultures copy() {
+        return new CirclingVultures(this);
+    }
+}
+
+class CirclingVulturesCost extends DiscardSourceCost {
+    public CirclingVulturesCost() {
+    }
+
+    public CirclingVulturesCost(CirclingVulturesCost cost) {
+        super(cost);
+    }
+
+    @Override
+    public CirclingVulturesCost copy() {
+        return new CirclingVulturesCost(this);
+    }
+
+    @Override
+    public String getText() {
+        return "";
+    }
+}
+
+class CirclingVulturesEffect extends OneShotEffect {
+
+    public CirclingVulturesEffect() {
+        super(Outcome.Neutral);
+        this.staticText = "You may discard {this} any time you could cast an instant";
+    }
+
+    public CirclingVulturesEffect(final CirclingVulturesEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public CirclingVulturesEffect copy() {
+        return new CirclingVulturesEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        return true;
+    }
+}

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

@@ -65,6 +65,7 @@ public final class Weatherlight extends ExpansionSet {
         cards.add(new SetCardInfo("Choking Vines", 123, Rarity.COMMON, mage.cards.c.ChokingVines.class));
         cards.add(new SetCardInfo("Cinder Giant", 93, Rarity.UNCOMMON, mage.cards.c.CinderGiant.class));
         cards.add(new SetCardInfo("Cinder Wall", 94, Rarity.COMMON, mage.cards.c.CinderWall.class));
+        cards.add(new SetCardInfo("Circling Vultures", 64, Rarity.UNCOMMON, mage.cards.c.CirclingVultures.class));
         cards.add(new SetCardInfo("Cloud Djinn", 36, Rarity.UNCOMMON, mage.cards.c.CloudDjinn.class));
         cards.add(new SetCardInfo("Coils of the Medusa", 65, Rarity.COMMON, mage.cards.c.CoilsOfTheMedusa.class));
         cards.add(new SetCardInfo("Cone of Flame", 95, Rarity.UNCOMMON, mage.cards.c.ConeOfFlame.class));