Implemented Towering Titan

Mage.Sets/src/mage/cards/t/ToweringTitan.java

@@ -0,0 +1,100 @@
+package mage.cards.t;
+
+import mage.MageInt;
+import mage.MageObject;
+import mage.abilities.Ability;
+import mage.abilities.common.EntersBattlefieldAbility;
+import mage.abilities.common.SimpleActivatedAbility;
+import mage.abilities.costs.common.SacrificeTargetCost;
+import mage.abilities.dynamicvalue.DynamicValue;
+import mage.abilities.effects.Effect;
+import mage.abilities.effects.common.continuous.GainAbilityAllEffect;
+import mage.abilities.effects.common.counter.AddCountersSourceEffect;
+import mage.abilities.keyword.DefenderAbility;
+import mage.abilities.keyword.TrampleAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Duration;
+import mage.constants.SubType;
+import mage.counters.CounterType;
+import mage.filter.StaticFilters;
+import mage.filter.common.FilterControlledCreaturePermanent;
+import mage.filter.common.FilterControlledPermanent;
+import mage.filter.predicate.mageobject.AbilityPredicate;
+import mage.game.Game;
+import mage.target.common.TargetControlledPermanent;
+
+import java.util.Objects;
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class ToweringTitan extends CardImpl {
+
+    private static final FilterControlledPermanent filter
+            = new FilterControlledCreaturePermanent("a creature with defender");
+
+    static {
+        filter.add(new AbilityPredicate(DefenderAbility.class));
+    }
+
+    public ToweringTitan(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{4}{G}{G}");
+
+        this.subtype.add(SubType.GIANT);
+        this.power = new MageInt(0);
+        this.toughness = new MageInt(0);
+
+        // Towering Titan enters the battlefield with X +1/+1 counters on it, where X is the total toughness of other creatures you control.
+        this.addAbility(new EntersBattlefieldAbility(new AddCountersSourceEffect(
+                CounterType.P1P1.createInstance(), ToweringTitanCount.instance, false
+        ), "with X +1/+1 counters on it, where X is the total toughness of other creatures you control"));
+
+        // Sacrifice a creature with defender: All creatures gain trample until end of turn.
+        this.addAbility(new SimpleActivatedAbility(
+                new GainAbilityAllEffect(
+                        TrampleAbility.getInstance(), Duration.EndOfTurn,
+                        StaticFilters.FILTER_PERMANENT_CREATURE
+                ).setText("All creatures gain trample until end of turn"),
+                new SacrificeTargetCost(new TargetControlledPermanent(filter))
+        ));
+    }
+
+    private ToweringTitan(final ToweringTitan card) {
+        super(card);
+    }
+
+    @Override
+    public ToweringTitan copy() {
+        return new ToweringTitan(this);
+    }
+}
+
+enum ToweringTitanCount implements DynamicValue {
+    instance;
+
+    @Override
+    public int calculate(Game game, Ability sourceAbility, Effect effect) {
+        return game.getBattlefield()
+                .getActivePermanents(
+                        StaticFilters.FILTER_CONTROLLED_ANOTHER_CREATURE,
+                        sourceAbility.getControllerId(), sourceAbility.getSourceId(), game
+                ).stream()
+                .filter(Objects::nonNull)
+                .map(MageObject::getToughness)
+                .mapToInt(MageInt::getValue)
+                .sum();
+    }
+
+    @Override
+    public ToweringTitanCount copy() {
+        return null;
+    }
+
+    @Override
+    public String getMessage() {
+        return "";
+    }
+}

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

@@ -222,6 +222,7 @@ public final class Jumpstart extends ExpansionSet {
         cards.add(new SetCardInfo("Thriving Moor", 37, Rarity.COMMON, mage.cards.t.ThrivingMoor.class));
         cards.add(new SetCardInfo("Thundering Spineback", 437, Rarity.UNCOMMON, mage.cards.t.ThunderingSpineback.class));
         cards.add(new SetCardInfo("Tithebearer Giant", 284, Rarity.COMMON, mage.cards.t.TithebearerGiant.class));
+        cards.add(new SetCardInfo("Towering Titan", 31, Rarity.MYTHIC, mage.cards.t.ToweringTitan.class));
         cards.add(new SetCardInfo("Ulvenwald Hydra", 439, Rarity.MYTHIC, mage.cards.u.UlvenwaldHydra.class));
         cards.add(new SetCardInfo("Vampire Neonate", 285, Rarity.COMMON, mage.cards.v.VampireNeonate.class));
         cards.add(new SetCardInfo("Vastwood Zendikon", 440, Rarity.COMMON, mage.cards.v.VastwoodZendikon.class));