Implemented Ghostly Pilferer

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

@@ -0,0 +1,94 @@
+package mage.cards.g;
+
+import mage.MageInt;
+import mage.abilities.TriggeredAbilityImpl;
+import mage.abilities.common.BecomesTappedSourceTriggeredAbility;
+import mage.abilities.common.SimpleActivatedAbility;
+import mage.abilities.costs.common.DiscardCardCost;
+import mage.abilities.costs.mana.GenericManaCost;
+import mage.abilities.effects.common.DoIfCostPaid;
+import mage.abilities.effects.common.DrawCardSourceControllerEffect;
+import mage.abilities.effects.common.combat.CantBeBlockedSourceEffect;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Duration;
+import mage.constants.SubType;
+import mage.constants.Zone;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.game.stack.Spell;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class GhostlyPilferer extends CardImpl {
+
+    public GhostlyPilferer(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{1}{U}");
+
+        this.subtype.add(SubType.SPIRIT);
+        this.subtype.add(SubType.ROGUE);
+        this.power = new MageInt(2);
+        this.toughness = new MageInt(1);
+
+        // Whenever Ghostly Pilferer becomes tapped, you may pay {2}. If you do, draw a card.
+        this.addAbility(new BecomesTappedSourceTriggeredAbility(new DoIfCostPaid(
+                new DrawCardSourceControllerEffect(1), new GenericManaCost(2)
+        )));
+
+        // Whenever an opponent casts a spell from anywhere other than their hand, draw a card.
+        this.addAbility(new GhostlyPilfererTriggeredAbility());
+
+        // Discard a card: Ghostly Pilferer can't be blocked this turn.
+        this.addAbility(new SimpleActivatedAbility(
+                new CantBeBlockedSourceEffect(Duration.EndOfTurn), new DiscardCardCost()
+        ));
+    }
+
+    private GhostlyPilferer(final GhostlyPilferer card) {
+        super(card);
+    }
+
+    @Override
+    public GhostlyPilferer copy() {
+        return new GhostlyPilferer(this);
+    }
+}
+
+class GhostlyPilfererTriggeredAbility extends TriggeredAbilityImpl {
+
+    GhostlyPilfererTriggeredAbility() {
+        super(Zone.BATTLEFIELD, new DrawCardSourceControllerEffect(1), false);
+    }
+
+    private GhostlyPilfererTriggeredAbility(final GhostlyPilfererTriggeredAbility ability) {
+        super(ability);
+    }
+
+    @Override
+    public GhostlyPilfererTriggeredAbility copy() {
+        return new GhostlyPilfererTriggeredAbility(this);
+    }
+
+    @Override
+    public boolean checkEventType(GameEvent event, Game game) {
+        return event.getType() == GameEvent.EventType.SPELL_CAST;
+    }
+
+    @Override
+    public boolean checkTrigger(GameEvent event, Game game) {
+        if (event.getZone() == Zone.HAND) {
+            return false;
+        }
+        Spell spell = game.getStack().getSpell(event.getTargetId());
+        return spell != null;
+    }
+
+    @Override
+    public String getRule() {
+        return "Whenever an opponent casts a spell from anywhere other than their hand, draw a card.";
+    }
+}

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

@@ -87,6 +87,7 @@ public final class CoreSet2021 extends ExpansionSet {
         cards.add(new SetCardInfo("Garruk's Gorehorn", 184, Rarity.COMMON, mage.cards.g.GarruksGorehorn.class));
         cards.add(new SetCardInfo("Garruk's Warsteed", 337, Rarity.RARE, mage.cards.g.GarruksWarsteed.class));
         cards.add(new SetCardInfo("Garruk, Savage Herald", 336, Rarity.MYTHIC, mage.cards.g.GarrukSavageHerald.class));
+        cards.add(new SetCardInfo("Ghostly Pilferer", 52, Rarity.RARE, mage.cards.g.GhostlyPilferer.class));
         cards.add(new SetCardInfo("Glorious Anthem", 21, Rarity.RARE, mage.cards.g.GloriousAnthem.class));
         cards.add(new SetCardInfo("Goblin Arsonist", 147, Rarity.COMMON, mage.cards.g.GoblinArsonist.class));
         cards.add(new SetCardInfo("Goremand", 101, Rarity.UNCOMMON, mage.cards.g.Goremand.class));