Implemented Goblin Gathering

Mage.Sets/src/mage/cards/g/GoblinGathering.java

@@ -0,0 +1,78 @@
+package mage.cards.g;
+
+import mage.abilities.Ability;
+import mage.abilities.dynamicvalue.DynamicValue;
+import mage.abilities.effects.Effect;
+import mage.abilities.effects.common.CreateTokenEffect;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.filter.FilterCard;
+import mage.filter.predicate.mageobject.NamePredicate;
+import mage.game.Game;
+import mage.game.permanent.token.GoblinToken;
+import mage.players.Player;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class GoblinGathering extends CardImpl {
+
+    public GoblinGathering(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.SORCERY}, "{2}{R}");
+
+        // Create a number of 1/1 red Goblin creature tokens equal to two plus the number of cards named Goblin Gathering in your graveyard.
+        this.getSpellAbility().addEffect(new CreateTokenEffect(
+                new GoblinToken(), GoblinGatheringDynamicValue.instance
+        ));
+    }
+
+    private GoblinGathering(final GoblinGathering card) {
+        super(card);
+    }
+
+    @Override
+    public GoblinGathering copy() {
+        return new GoblinGathering(this);
+    }
+}
+
+enum GoblinGatheringDynamicValue implements DynamicValue {
+
+    instance;
+    private static final FilterCard filter = new FilterCard();
+
+    static {
+        filter.add(new NamePredicate("Goblin Gathering"));
+    }
+
+    @Override
+    public int calculate(Game game, Ability sourceAbility, Effect effect) {
+        int amount = 0;
+        Player player = game.getPlayer(sourceAbility.getControllerId());
+        if (player != null) {
+            amount += player.getGraveyard().count(
+                    filter, sourceAbility.getSourceId(),
+                    sourceAbility.getControllerId(), game
+            );
+        }
+        return amount + 2;
+    }
+
+    @Override
+    public GoblinGatheringDynamicValue copy() {
+        return instance;
+    }
+
+    @Override
+    public String toString() {
+        return "1";
+    }
+
+    @Override
+    public String getMessage() {
+        return "two plus the number of cards named Goblin Gathering in your graveyard";
+    }
+}

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

@@ -128,6 +128,7 @@ public final class RavnicaAllegiance extends ExpansionSet {
         cards.add(new SetCardInfo("Ghor-Clan Wrecker", 103, Rarity.COMMON, mage.cards.g.GhorClanWrecker.class));
         cards.add(new SetCardInfo("Gift of Strength", 127, Rarity.COMMON, mage.cards.g.GiftOfStrength.class));
         cards.add(new SetCardInfo("Glass of the Guildpact", 233, Rarity.RARE, mage.cards.g.GlassOfTheGuildpact.class));
+        cards.add(new SetCardInfo("Goblin Gathering", 104, Rarity.COMMON, mage.cards.g.GoblinGathering.class));
         cards.add(new SetCardInfo("Godless Shrine", 248, Rarity.RARE, mage.cards.g.GodlessShrine.class));
         cards.add(new SetCardInfo("Grasping Thrull", 177, Rarity.COMMON, mage.cards.g.GraspingThrull.class));
         cards.add(new SetCardInfo("Gravel-Hide Goblin", 105, Rarity.COMMON, mage.cards.g.GravelHideGoblin.class));