Implemented Bioessence Hydra

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

@@ -0,0 +1,130 @@
+package mage.cards.b;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.TriggeredAbilityImpl;
+import mage.abilities.common.EntersBattlefieldAbility;
+import mage.abilities.dynamicvalue.DynamicValue;
+import mage.abilities.effects.Effect;
+import mage.abilities.effects.common.counter.AddCountersSourceEffect;
+import mage.abilities.keyword.TrampleAbility;
+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.filter.StaticFilters;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.game.permanent.Permanent;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class BioessenceHydra extends CardImpl {
+
+    public BioessenceHydra(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{3}{G}{U}");
+
+        this.subtype.add(SubType.HYDRA);
+        this.subtype.add(SubType.MUTANT);
+        this.power = new MageInt(4);
+        this.toughness = new MageInt(4);
+
+        // Trample
+        this.addAbility(TrampleAbility.getInstance());
+
+        // Bioessence Hydra enters the battlefield with a +1/+1 counter on it for each loyalty counter on planeswalkers you control.
+        this.addAbility(new EntersBattlefieldAbility(new AddCountersSourceEffect(
+                CounterType.P1P1.createInstance(), BioessenceHydraDynamicValue.instance, true
+        ), "with a +1/+1 counter on it for each loyalty counter on planeswalkers you control."
+        ));
+
+        // Whenever one or more loyalty counters are put on planeswalkers you control, put that many +1/+1 counters on Bioessence Hydra.
+        this.addAbility(new BioessenceHydraTriggeredAbility());
+    }
+
+    private BioessenceHydra(final BioessenceHydra card) {
+        super(card);
+    }
+
+    @Override
+    public BioessenceHydra copy() {
+        return new BioessenceHydra(this);
+    }
+}
+
+enum BioessenceHydraDynamicValue implements DynamicValue {
+    instance;
+
+    @Override
+    public int calculate(Game game, Ability sourceAbility, Effect effect) {
+        int counter = 0;
+        for (Permanent permanent : game.getBattlefield().getAllActivePermanents(
+                StaticFilters.FILTER_PERMANENT_PLANESWALKER, sourceAbility.getControllerId(), game
+        )) {
+            if (permanent != null) {
+                counter += permanent.getCounters(game).getCount(CounterType.LOYALTY);
+            }
+        }
+        return counter;
+    }
+
+    @Override
+    public DynamicValue copy() {
+        return instance;
+    }
+
+    @Override
+    public String getMessage() {
+        return "";
+    }
+}
+
+class BioessenceHydraTriggeredAbility extends TriggeredAbilityImpl {
+
+    BioessenceHydraTriggeredAbility() {
+        super(Zone.BATTLEFIELD, new AddCountersSourceEffect(CounterType.P1P1.createInstance()), false);
+    }
+
+    private BioessenceHydraTriggeredAbility(final BioessenceHydraTriggeredAbility ability) {
+        super(ability);
+    }
+
+    @Override
+    public BioessenceHydraTriggeredAbility copy() {
+        return new BioessenceHydraTriggeredAbility(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.LOYALTY.getName()) && event.getAmount() > 0) {
+            Permanent permanent = game.getPermanentOrLKIBattlefield(event.getTargetId());
+            if (permanent == null) {
+                permanent = game.getPermanentEntering(event.getTargetId());
+            }
+            if (permanent != null
+                    && !event.getTargetId().equals(this.getSourceId())
+                    && permanent.isPlaneswalker()
+                    && permanent.isControlledBy(this.getControllerId())) {
+                this.getEffects().clear();
+                this.addEffect(new AddCountersSourceEffect(CounterType.P1P1.createInstance(event.getAmount())));
+                return true;
+            }
+        }
+        return false;
+    }
+
+    @Override
+    public String getRule() {
+        return "Whenever one or more loyalty counters are put on a planeswalker you control, put that many +1/+1 counters on {this}.";
+    }
+}

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

@@ -38,6 +38,7 @@ public final class WarOfTheSpark extends ExpansionSet {
         cards.add(new SetCardInfo("Awakening of Vitu-Ghazi", 152, Rarity.RARE, mage.cards.a.AwakeningOfVituGhazi.class));
         cards.add(new SetCardInfo("Band Together", 153, Rarity.COMMON, mage.cards.b.BandTogether.class));
         cards.add(new SetCardInfo("Banehound", 77, Rarity.COMMON, mage.cards.b.Banehound.class));
+        cards.add(new SetCardInfo("Bioessence Hydra", 186, Rarity.RARE, mage.cards.b.BioessenceHydra.class));
         cards.add(new SetCardInfo("Blast Zone", 244, Rarity.RARE, mage.cards.b.BlastZone.class));
         cards.add(new SetCardInfo("Blindblast", 114, Rarity.COMMON, mage.cards.b.Blindblast.class));
         cards.add(new SetCardInfo("Bloom Hulk", 154, Rarity.COMMON, mage.cards.b.BloomHulk.class));