[TLA] Implement Bumi, King of Three Trials

Mage.Sets/src/mage/cards/b/BumiKingOfThreeTrials.java

@@ -0,0 +1,88 @@
+package mage.cards.b;
+
+import mage.MageInt;
+import mage.abilities.Mode;
+import mage.abilities.common.EntersBattlefieldTriggeredAbility;
+import mage.abilities.condition.common.LessonsInGraveCondition;
+import mage.abilities.dynamicvalue.DynamicValue;
+import mage.abilities.dynamicvalue.common.CardsInControllerGraveyardCount;
+import mage.abilities.effects.common.counter.AddCountersSourceEffect;
+import mage.abilities.effects.keyword.EarthbendTargetEffect;
+import mage.abilities.effects.keyword.ScryTargetEffect;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.SubType;
+import mage.constants.SuperType;
+import mage.counters.CounterType;
+import mage.filter.FilterCard;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.target.TargetPlayer;
+import mage.target.common.TargetControlledLandPermanent;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class BumiKingOfThreeTrials extends CardImpl {
+
+    public BumiKingOfThreeTrials(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{5}{G}");
+
+        this.supertype.add(SuperType.LEGENDARY);
+        this.subtype.add(SubType.HUMAN);
+        this.subtype.add(SubType.NOBLE);
+        this.subtype.add(SubType.ALLY);
+        this.power = new MageInt(4);
+        this.toughness = new MageInt(4);
+
+        // When Bumi enters, choose up to X, where X is the number of Lesson cards in your graveyard --
+        // * Put three +1/+1 counters on Bumi.
+        // * Target player scries 3.
+        // * Earthbend 3.
+        this.addAbility(new BumiKingOfThreeTrialsTriggeredAbility());
+    }
+
+    private BumiKingOfThreeTrials(final BumiKingOfThreeTrials card) {
+        super(card);
+    }
+
+    @Override
+    public BumiKingOfThreeTrials copy() {
+        return new BumiKingOfThreeTrials(this);
+    }
+}
+
+class BumiKingOfThreeTrialsTriggeredAbility extends EntersBattlefieldTriggeredAbility {
+
+    private static final DynamicValue xValue = new CardsInControllerGraveyardCount(new FilterCard(SubType.LESSON));
+
+    BumiKingOfThreeTrialsTriggeredAbility() {
+        super(new AddCountersSourceEffect(CounterType.P1P1.createInstance()));
+        this.getModes().setChooseText("choose up to X, where X is the number of Lesson cards in your graveyard —");
+        this.getModes().setMinModes(0);
+        this.addMode(new Mode(new ScryTargetEffect(3)).addTarget(new TargetPlayer()));
+        this.addMode(new Mode(new EarthbendTargetEffect(3)).addTarget(new TargetControlledLandPermanent()));
+        this.addHint(LessonsInGraveCondition.getHint());
+    }
+
+    private BumiKingOfThreeTrialsTriggeredAbility(final BumiKingOfThreeTrialsTriggeredAbility ability) {
+        super(ability);
+    }
+
+    @Override
+    public BumiKingOfThreeTrialsTriggeredAbility copy() {
+        return new BumiKingOfThreeTrialsTriggeredAbility(this);
+    }
+
+    @Override
+    public boolean checkTrigger(GameEvent event, Game game) {
+        if (!super.checkTrigger(event, game)) {
+            return false;
+        }
+        this.getModes().setMaxModes(xValue.calculate(game, this, null));
+        return true;
+    }
+}

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

@@ -92,6 +92,7 @@ public final class AvatarTheLastAirbender extends ExpansionSet {
         cards.add(new SetCardInfo("Boiling Rock Rioter", 87, Rarity.RARE, mage.cards.b.BoilingRockRioter.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Boomerang Basics", 46, Rarity.UNCOMMON, mage.cards.b.BoomerangBasics.class));
         cards.add(new SetCardInfo("Bumi Bash", 125, Rarity.COMMON, mage.cards.b.BumiBash.class));
+        cards.add(new SetCardInfo("Bumi, King of Three Trials", 169, Rarity.UNCOMMON, mage.cards.b.BumiKingOfThreeTrials.class));
         cards.add(new SetCardInfo("Bumi, Unleashed", 211, Rarity.MYTHIC, mage.cards.b.BumiUnleashed.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Bumi, Unleashed", 348, Rarity.MYTHIC, mage.cards.b.BumiUnleashed.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Buzzard-Wasp Colony", 88, Rarity.UNCOMMON, mage.cards.b.BuzzardWaspColony.class));