Implemented Wildwood Scourge

Mage.Sets/src/mage/cards/w/WildwoodScourge.java

@@ -0,0 +1,88 @@
+package mage.cards.w;
+
+import mage.MageInt;
+import mage.abilities.TriggeredAbilityImpl;
+import mage.abilities.common.EntersBattlefieldAbility;
+import mage.abilities.effects.common.EntersBattlefieldWithXCountersEffect;
+import mage.abilities.effects.common.counter.AddCountersSourceEffect;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.SubType;
+import mage.constants.Zone;
+import mage.counters.CounterType;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.game.permanent.Permanent;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class WildwoodScourge extends CardImpl {
+
+    public WildwoodScourge(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{X}{G}");
+
+        this.subtype.add(SubType.HYDRA);
+        this.power = new MageInt(0);
+        this.toughness = new MageInt(0);
+
+        // Wildwood Scourge enters the battlefield with X +1/+1 counters on it.
+        this.addAbility(new EntersBattlefieldAbility(new EntersBattlefieldWithXCountersEffect(CounterType.P1P1.createInstance())));
+
+        // Whenever one or more +1/+1 counters are put on another non-Hydra creature you control, put a +1/+1 counter on Wildwood Scourge.
+        this.addAbility(new EnduringScalelordTriggeredAbility());
+    }
+
+    private WildwoodScourge(final WildwoodScourge card) {
+        super(card);
+    }
+
+    @Override
+    public WildwoodScourge copy() {
+        return new WildwoodScourge(this);
+    }
+}
+
+class EnduringScalelordTriggeredAbility extends TriggeredAbilityImpl {
+
+    EnduringScalelordTriggeredAbility() {
+        super(Zone.BATTLEFIELD, new AddCountersSourceEffect(CounterType.P1P1.createInstance()), false);
+    }
+
+    private EnduringScalelordTriggeredAbility(final EnduringScalelordTriggeredAbility ability) {
+        super(ability);
+    }
+
+    @Override
+    public EnduringScalelordTriggeredAbility copy() {
+        return new EnduringScalelordTriggeredAbility(this);
+    }
+
+    @Override
+    public boolean checkEventType(GameEvent event, Game game) {
+        return event.getType() == GameEvent.EventType.COUNTERS_ADDED;
+    }
+
+    @Override
+    public boolean checkTrigger(GameEvent event, Game game) {
+        if (event.getData().equals(CounterType.P1P1.getName())) {
+            Permanent permanent = game.getPermanentOrLKIBattlefield(event.getTargetId());
+            if (permanent == null) {
+                permanent = game.getPermanentEntering(event.getTargetId());
+            }
+            return (permanent != null
+                    && !event.getTargetId().equals(this.getSourceId())
+                    && permanent.isCreature()
+                    && permanent.isControlledBy(this.getControllerId()));
+        }
+        return false;
+    }
+
+    @Override
+    public String getRule() {
+        return "Whenever one or more +1/+1 counters are put on another creature you control, put a +1/+1 counter on {this}.";
+    }
+}

Mage.Sets/src/mage/sets/CoreSet2021.java

@@ -149,5 +149,6 @@ public final class CoreSet2021 extends ExpansionSet {
         cards.add(new SetCardInfo("Vryn Wingmare", 43, Rarity.UNCOMMON, mage.cards.v.VrynWingmare.class));
         cards.add(new SetCardInfo("Warden of the Woods", 213, Rarity.UNCOMMON, mage.cards.w.WardenOfTheWoods.class));
         cards.add(new SetCardInfo("Wildwood Patrol", 339, Rarity.COMMON, mage.cards.w.WildwoodPatrol.class));
+        cards.add(new SetCardInfo("Wildwood Scourge", 214, Rarity.UNCOMMON, mage.cards.w.WildwoodScourge.class));
     }
 }