[AFC] Implemented Mantle of the Ancients

Mage.Sets/src/mage/cards/m/MantleOfTheAncients.java

@@ -0,0 +1,168 @@
+package mage.cards.m;
+
+import mage.abilities.Ability;
+import mage.abilities.common.EntersBattlefieldTriggeredAbility;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.dynamicvalue.DynamicValue;
+import mage.abilities.effects.Effect;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.AttachEffect;
+import mage.abilities.effects.common.continuous.BoostEnchantedEffect;
+import mage.abilities.keyword.EnchantAbility;
+import mage.cards.*;
+import mage.constants.CardType;
+import mage.constants.Outcome;
+import mage.constants.SubType;
+import mage.constants.Zone;
+import mage.filter.FilterCard;
+import mage.filter.predicate.Predicate;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+import mage.players.Player;
+import mage.target.TargetCard;
+import mage.target.TargetPermanent;
+import mage.target.common.TargetCardInYourGraveyard;
+import mage.target.common.TargetControlledCreaturePermanent;
+
+import java.util.Objects;
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class MantleOfTheAncients extends CardImpl {
+
+    public MantleOfTheAncients(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.ENCHANTMENT}, "{3}{W}{W}");
+
+        this.subtype.add(SubType.AURA);
+
+        // Enchant creature you control
+        TargetPermanent auraTarget = new TargetControlledCreaturePermanent();
+        this.getSpellAbility().addTarget(auraTarget);
+        this.getSpellAbility().addEffect(new AttachEffect(Outcome.BoostCreature));
+        Ability ability = new EnchantAbility(auraTarget.getTargetName());
+        this.addAbility(ability);
+
+        // When Mantle of the Ancients enters the battlefield, return any number of target Aura and/or Equipment cards from your graveyard to the battlefield attached to enchanted creature.
+        this.addAbility(new EntersBattlefieldTriggeredAbility(new MantleOfTheAncientsEffect()));
+
+        // Enchanted creature gets +1/+1 for each Aura and Equipment attached to it.
+        this.addAbility(new SimpleStaticAbility(new BoostEnchantedEffect(
+                MantleOfTheAncientsValue.instance, MantleOfTheAncientsValue.instance
+        )));
+    }
+
+    private MantleOfTheAncients(final MantleOfTheAncients card) {
+        super(card);
+    }
+
+    @Override
+    public MantleOfTheAncients copy() {
+        return new MantleOfTheAncients(this);
+    }
+}
+
+class MantleOfTheAncientsEffect extends OneShotEffect {
+
+    MantleOfTheAncientsEffect() {
+        super(Outcome.Benefit);
+        staticText = "return any number of target Aura and/or Equipment cards " +
+                "that could be attached to enchanted creature from your graveyard " +
+                "to the battlefield attached to enchanted creature";
+    }
+
+    private MantleOfTheAncientsEffect(final MantleOfTheAncientsEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public MantleOfTheAncientsEffect copy() {
+        return new MantleOfTheAncientsEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player player = game.getPlayer(source.getControllerId());
+        Permanent sourcePermanent = source.getSourcePermanentOrLKI(game);
+        if (player == null || sourcePermanent == null) {
+            return false;
+        }
+        Permanent permanent = game.getPermanent(sourcePermanent.getAttachedTo());
+        if (permanent == null) {
+            return false;
+        }
+        FilterCard filter = new FilterCard("Aura or Equipment card that can be attached to " + permanent.getName());
+        filter.add(new MantleOfTheAncientsPredicate(permanent));
+        TargetCard target = new TargetCardInYourGraveyard(0, Integer.MAX_VALUE, filter, true);
+        player.choose(outcome, target, source.getSourceId(), game);
+        Cards cards = new CardsImpl(target.getTargets());
+        if (cards.isEmpty()) {
+            return false;
+        }
+        cards.getCards(game)
+                .stream()
+                .forEach(card -> game.getState().setValue("attachTo:" + card.getId(), permanent));
+        player.moveCards(cards, Zone.BATTLEFIELD, source, game);
+        for (UUID cardId : cards) {
+            permanent.addAttachment(cardId, source, game);
+        }
+        return true;
+    }
+}
+
+class MantleOfTheAncientsPredicate implements Predicate<Card> {
+
+    private final Permanent permanent;
+
+    MantleOfTheAncientsPredicate(Permanent permanent) {
+        this.permanent = permanent;
+    }
+
+    @Override
+    public boolean apply(Card input, Game game) {
+        if (input.hasSubtype(SubType.AURA, game)) {
+            return input
+                    .getSpellAbility()
+                    .getTargets()
+                    .stream()
+                    .anyMatch(target -> target.getFilter().match(permanent, game));
+        }
+        return input.hasSubtype(SubType.EQUIPMENT, game);
+    }
+}
+
+enum MantleOfTheAncientsValue implements DynamicValue {
+    instance;
+
+    @Override
+    public int calculate(Game game, Ability sourceAbility, Effect effect) {
+        Permanent permanent = sourceAbility.getSourcePermanentOrLKI(game);
+        if (permanent == null) {
+            return 0;
+        }
+        return permanent
+                .getAttachments()
+                .stream()
+                .map(game::getPermanentOrLKIBattlefield)
+                .filter(Objects::nonNull)
+                .map(p -> p.hasSubtype(SubType.EQUIPMENT, game) || p.hasSubtype(SubType.AURA, game))
+                .mapToInt(b -> b ? 1 : 0)
+                .sum();
+    }
+
+    @Override
+    public MantleOfTheAncientsValue copy() {
+        return instance;
+    }
+
+    @Override
+    public String getMessage() {
+        return "Aura and Equipment attached to it";
+    }
+
+    @Override
+    public String toString() {
+        return "1";
+    }
+}

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

@@ -152,6 +152,7 @@ public final class ForgottenRealmsCommander extends ExpansionSet {
         cards.add(new SetCardInfo("Lumbering Falls", 247, Rarity.RARE, mage.cards.l.LumberingFalls.class));
         cards.add(new SetCardInfo("Maddening Hex", 32, Rarity.RARE, mage.cards.m.MaddeningHex.class));
         cards.add(new SetCardInfo("Magmaquake", 133, Rarity.RARE, mage.cards.m.Magmaquake.class));
+        cards.add(new SetCardInfo("Mantle of the Ancients", 8, Rarity.RARE, mage.cards.m.MantleOfTheAncients.class));
         cards.add(new SetCardInfo("Marionette Master", 102, Rarity.RARE, mage.cards.m.MarionetteMaster.class));
         cards.add(new SetCardInfo("Masterwork of Ingenuity", 209, Rarity.RARE, mage.cards.m.MasterworkOfIngenuity.class));
         cards.add(new SetCardInfo("Merfolk Looter", 86, Rarity.UNCOMMON, mage.cards.m.MerfolkLooter.class));

Mage/src/main/java/mage/filter/predicate/card/AuraCardCanAttachToPermanentId.java

@@ -1,15 +1,13 @@
 package mage.filter.predicate.card;
 
-import java.util.UUID;
 import mage.cards.Card;
-import mage.filter.Filter;
 import mage.filter.predicate.Predicate;
 import mage.game.Game;
 import mage.game.permanent.Permanent;
-import mage.target.Target;
+
+import java.util.UUID;
 
 /**
- *
  * @author jeffwadsworth
  */
 // Use this predicate if a aura card comes into play attached to a permanent without targeting
@@ -23,20 +21,16 @@ public class AuraCardCanAttachToPermanentId implements Predicate<Card> {
 
     @Override
     public boolean apply(Card input, Game game) {
-        final Permanent permanent = game.getPermanent(toBeCheckedPermanentId);
+         Permanent permanent = game.getPermanent(toBeCheckedPermanentId);
-        Filter filter;
+        if (permanent == null || input == null || !input.isEnchantment(game)) {
-        if (permanent != null
-                && input != null
-                && input.isEnchantment(game)) {
-            for (Target target : input.getSpellAbility().getTargets()) {
-                filter = target.getFilter();
-                if (filter.match(permanent, game)) {
-                    return true;
-                }
-            }
-        }
             return false;
         }
+        return input
+                .getSpellAbility()
+                .getTargets()
+                .stream()
+                .anyMatch(target -> target.getFilter().match(permanent, game));
+    }
 
     @Override
     public String toString() {