Implemented Enemy of Enlightenment

Mage.Sets/src/mage/cards/e/EnemyOfEnlightenment.java

@@ -0,0 +1,83 @@
+package mage.cards.e;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.common.BeginningOfUpkeepTriggeredAbility;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.dynamicvalue.DynamicValue;
+import mage.abilities.effects.Effect;
+import mage.abilities.effects.common.continuous.BoostSourceEffect;
+import mage.abilities.effects.common.discard.DiscardEachPlayerEffect;
+import mage.abilities.keyword.FlyingAbility;
+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.game.Game;
+import mage.players.Player;
+
+import java.util.Set;
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class EnemyOfEnlightenment extends CardImpl {
+
+    public EnemyOfEnlightenment(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.ENCHANTMENT, CardType.CREATURE}, "{5}{B}");
+
+        this.subtype.add(SubType.DEMON);
+        this.power = new MageInt(5);
+        this.toughness = new MageInt(5);
+
+        // Flying
+        this.addAbility(FlyingAbility.getInstance());
+
+        // Enemy of Enlightenment gets -1/-1 for each card in your opponents' hands.
+        this.addAbility(new SimpleStaticAbility(new BoostSourceEffect(
+                EnemyOfEnlightenmentValue.instance, EnemyOfEnlightenmentValue.instance, Duration.WhileOnBattlefield
+        ).setText("{this} gets -1/-1 for each card in your opponents' hands")));
+
+        // At the beginning of your upkeep, each player discards a card.
+        this.addAbility(new BeginningOfUpkeepTriggeredAbility(
+                new DiscardEachPlayerEffect(), TargetController.YOU, false
+        ));
+    }
+
+    private EnemyOfEnlightenment(final EnemyOfEnlightenment card) {
+        super(card);
+    }
+
+    @Override
+    public EnemyOfEnlightenment copy() {
+        return new EnemyOfEnlightenment(this);
+    }
+}
+
+enum EnemyOfEnlightenmentValue implements DynamicValue {
+    instance;
+
+    @Override
+    public int calculate(Game game, Ability sourceAbility, Effect effect) {
+        return -1 * game
+                .getOpponents(sourceAbility.getControllerId())
+                .stream()
+                .map(game::getPlayer)
+                .map(Player::getHand)
+                .mapToInt(Set::size)
+                .sum();
+    }
+
+    @Override
+    public DynamicValue copy() {
+        return instance;
+    }
+
+    @Override
+    public String getMessage() {
+        return "";
+    }
+}

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

@@ -75,6 +75,7 @@ public final class TherosBeyondDeath extends ExpansionSet {
         cards.add(new SetCardInfo("Elspeth's Nightmare", 91, Rarity.UNCOMMON, mage.cards.e.ElspethsNightmare.class));
         cards.add(new SetCardInfo("Elspeth, Sun's Nemesis", 14, Rarity.MYTHIC, mage.cards.e.ElspethSunsNemesis.class));
         cards.add(new SetCardInfo("Elspeth, Undaunted Hero", 270, Rarity.MYTHIC, mage.cards.e.ElspethUndauntedHero.class));
+        cards.add(new SetCardInfo("Enemy of Enlightenment", 92, Rarity.UNCOMMON, mage.cards.e.EnemyOfEnlightenment.class));
         cards.add(new SetCardInfo("Enigmatic Incarnation", 215, Rarity.RARE, mage.cards.e.EnigmaticIncarnation.class));
         cards.add(new SetCardInfo("Entrancing Lyre", 233, Rarity.UNCOMMON, mage.cards.e.EntrancingLyre.class));
         cards.add(new SetCardInfo("Erebos's Intervention", 94, Rarity.RARE, mage.cards.e.ErebossIntervention.class));