Implemented Thieves' Guild Enforcer

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

@@ -0,0 +1,89 @@
+package mage.cards.t;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.common.EntersBattlefieldControlledTriggeredAbility;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.condition.Condition;
+import mage.abilities.decorator.ConditionalContinuousEffect;
+import mage.abilities.effects.common.PutTopCardOfLibraryIntoGraveEachPlayerEffect;
+import mage.abilities.effects.common.continuous.BoostSourceEffect;
+import mage.abilities.effects.common.continuous.GainAbilityControlledEffect;
+import mage.abilities.keyword.DeathtouchAbility;
+import mage.abilities.keyword.FlashAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Duration;
+import mage.constants.SubType;
+import mage.constants.TargetController;
+import mage.filter.FilterPermanent;
+import mage.game.Game;
+import mage.players.Library;
+import mage.players.Player;
+
+import java.util.Objects;
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class ThievesGuildEnforcer extends CardImpl {
+
+    private static final FilterPermanent filter = new FilterPermanent(SubType.ROGUE, "{this} or another Rogue");
+
+    public ThievesGuildEnforcer(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{B}");
+
+        this.subtype.add(SubType.HUMAN);
+        this.subtype.add(SubType.ROGUE);
+        this.power = new MageInt(1);
+        this.toughness = new MageInt(1);
+
+        // Flash
+        this.addAbility(FlashAbility.getInstance());
+
+        // Whenever Thieves' Guild Enforcer or another Rogue enters the battlefield under your control, each opponent mills two cards.
+        this.addAbility(new EntersBattlefieldControlledTriggeredAbility(
+                new PutTopCardOfLibraryIntoGraveEachPlayerEffect(
+                        2, TargetController.OPPONENT
+                ), filter
+        ));
+
+        // As long as an opponent has eight or more cards in their graveyard, Thieves' Guild Enforcer gets +2/+1 and has deathtouch.
+        Ability ability = new SimpleStaticAbility(new ConditionalContinuousEffect(
+                new BoostSourceEffect(2, 1, Duration.WhileOnBattlefield),
+                ThievesGuildEnforcerCondition.instance, "as long as an opponent " +
+                "has eight or more cards in their graveyard, {this} gets +2/+1"
+        ));
+        ability.addEffect(new ConditionalContinuousEffect(new GainAbilityControlledEffect(
+                DeathtouchAbility.getInstance(), Duration.WhileOnBattlefield
+        ), ThievesGuildEnforcerCondition.instance, "and has deathtouch"));
+        this.addAbility(ability);
+    }
+
+    private ThievesGuildEnforcer(final ThievesGuildEnforcer card) {
+        super(card);
+    }
+
+    @Override
+    public ThievesGuildEnforcer copy() {
+        return new ThievesGuildEnforcer(this);
+    }
+}
+
+enum ThievesGuildEnforcerCondition implements Condition {
+    instance;
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        return game
+                .getOpponents(source.getControllerId())
+                .stream()
+                .map(game::getPlayer)
+                .filter(Objects::nonNull)
+                .map(Player::getLibrary)
+                .mapToInt(Library::size)
+                .anyMatch(i -> i >= 8);
+    }
+}

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

@@ -137,6 +137,7 @@ public final class CoreSet2021 extends ExpansionSet {
         cards.add(new SetCardInfo("Temple of Mystery", 254, Rarity.RARE, mage.cards.t.TempleOfMystery.class));
         cards.add(new SetCardInfo("Temple of Silence", 255, Rarity.RARE, mage.cards.t.TempleOfSilence.class));
         cards.add(new SetCardInfo("Temple of Triumph", 256, Rarity.RARE, mage.cards.t.TempleOfTriumph.class));
+        cards.add(new SetCardInfo("Thieves' Guild Enforcer", 125, Rarity.RARE, mage.cards.t.ThievesGuildEnforcer.class));
         cards.add(new SetCardInfo("Tide Skimmer", 79, Rarity.UNCOMMON, mage.cards.t.TideSkimmer.class));
         cards.add(new SetCardInfo("Tormod's Crypt", 241, Rarity.UNCOMMON, mage.cards.t.TormodsCrypt.class));
         cards.add(new SetCardInfo("Ugin, the Spirit Dragon", 1, Rarity.MYTHIC, mage.cards.u.UginTheSpiritDragon.class));