Implemented Auspicious Starrix

Mage.Sets/src/mage/cards/a/AuspiciousStarrix.java

@@ -0,0 +1,90 @@
+package mage.cards.a;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.common.MutatesSourceTriggeredAbility;
+import mage.abilities.dynamicvalue.common.SourceMutatedCount;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.keyword.MutateAbility;
+import mage.cards.*;
+import mage.constants.CardType;
+import mage.constants.Outcome;
+import mage.constants.SubType;
+import mage.constants.Zone;
+import mage.game.Game;
+import mage.players.Player;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class AuspiciousStarrix extends CardImpl {
+
+    public AuspiciousStarrix(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{4}{G}");
+
+        this.subtype.add(SubType.ELK);
+        this.subtype.add(SubType.BEAST);
+        this.power = new MageInt(6);
+        this.toughness = new MageInt(6);
+
+        // Mutate {5}{G}
+        this.addAbility(new MutateAbility(this, "{5}{G}"));
+
+        // Whenever this creature mutates, exile cards from the top of your library until you exile X permanent cards, where X is the number of times this creature has mutated. Put those permanent cards onto the battlefield.
+        this.addAbility(new MutatesSourceTriggeredAbility(new AuspiciousStarrixEffect()));
+    }
+
+    private AuspiciousStarrix(final AuspiciousStarrix card) {
+        super(card);
+    }
+
+    @Override
+    public AuspiciousStarrix copy() {
+        return new AuspiciousStarrix(this);
+    }
+}
+
+class AuspiciousStarrixEffect extends OneShotEffect {
+
+    AuspiciousStarrixEffect() {
+        super(Outcome.Benefit);
+        staticText = "exile cards from the top of your library until you exile X permanent cards, " +
+                "where X is the number of times this creature has mutated. " +
+                "Put those permanent cards onto the battlefield.";
+    }
+
+    private AuspiciousStarrixEffect(final AuspiciousStarrixEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public AuspiciousStarrixEffect copy() {
+        return new AuspiciousStarrixEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player player = game.getPlayer(source.getControllerId());
+        if (player == null) {
+            return false;
+        }
+        int xValue = SourceMutatedCount.instance.calculate(game, source, this);
+        int count = 0;
+        Cards toExile = new CardsImpl();
+        Cards toBattlefield = new CardsImpl();
+        for (Card card : player.getLibrary().getCards(game)) {
+            if (card != null && card.isPermanent()) {
+                toBattlefield.add(card);
+                count++;
+            }
+            toExile.add(card);
+            if (count >= xValue) {
+                break;
+            }
+        }
+        player.moveCards(toExile, Zone.EXILED, source, game);
+        return player.moveCards(toBattlefield, Zone.BATTLEFIELD, source, game);
+    }
+}

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

@@ -69,6 +69,7 @@ public final class IkoriaLairOfBehemoths extends ExpansionSet {
         cards.add(new SetCardInfo("Almighty Brushwagg", 143, Rarity.COMMON, mage.cards.a.AlmightyBrushwagg.class));
         cards.add(new SetCardInfo("Anticipate", 40, Rarity.COMMON, mage.cards.a.Anticipate.class));
         cards.add(new SetCardInfo("Archipelagore", 41, Rarity.UNCOMMON, mage.cards.a.Archipelagore.class));
+        cards.add(new SetCardInfo("Auspicious Starrix", 144, Rarity.UNCOMMON, mage.cards.a.AuspiciousStarrix.class));
         cards.add(new SetCardInfo("Avian Oddity", 42, Rarity.UNCOMMON, mage.cards.a.AvianOddity.class));
         cards.add(new SetCardInfo("Barrier Breach", 145, Rarity.UNCOMMON, mage.cards.b.BarrierBreach.class));
         cards.add(new SetCardInfo("Bastion of Remembrance", 73, Rarity.UNCOMMON, mage.cards.b.BastionOfRemembrance.class));