[MAT] Implement Arni Metalbrow

Mage.Sets/src/mage/cards/a/ArniMetalbrow.java

@@ -0,0 +1,140 @@
+package mage.cards.a;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.TriggeredAbilityImpl;
+import mage.abilities.costs.mana.ManaCostsImpl;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.DoIfCostPaid;
+import mage.cards.*;
+import mage.constants.*;
+import mage.filter.StaticFilters;
+import mage.game.Game;
+import mage.game.events.EntersTheBattlefieldEvent;
+import mage.game.events.GameEvent;
+import mage.game.permanent.Permanent;
+import mage.players.Player;
+import mage.target.TargetCard;
+import mage.target.common.TargetCardInHand;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class ArniMetalbrow extends CardImpl {
+
+    public ArniMetalbrow(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{2}{R}");
+
+        this.addSuperType(SuperType.LEGENDARY);
+        this.subtype.add(SubType.HUMAN);
+        this.subtype.add(SubType.BERSERKER);
+        this.power = new MageInt(3);
+        this.toughness = new MageInt(3);
+
+        // Whenever a creature you control attacks or a creature enters the battlefield under your control attacking, you may pay {1}{R}. If you do, you may put a creature card with mana value less than that creature's mana value from your hand onto the battlefield tapped and attacking.
+        this.addAbility(new ArniMetalbrowTriggeredAbility());
+    }
+
+    private ArniMetalbrow(final ArniMetalbrow card) {
+        super(card);
+    }
+
+    @Override
+    public ArniMetalbrow copy() {
+        return new ArniMetalbrow(this);
+    }
+}
+
+class ArniMetalbrowTriggeredAbility extends TriggeredAbilityImpl {
+
+    ArniMetalbrowTriggeredAbility() {
+        super(Zone.BATTLEFIELD, new DoIfCostPaid(new ArniMetalbrowEffect(), new ManaCostsImpl<>("{1}{R}")));
+        setTriggerPhrase("Whenever a creature you control attacks or a creature enters the battlefield under your control attacking, ");
+    }
+
+    private ArniMetalbrowTriggeredAbility(final ArniMetalbrowTriggeredAbility ability) {
+        super(ability);
+    }
+
+    @Override
+    public ArniMetalbrowTriggeredAbility copy() {
+        return new ArniMetalbrowTriggeredAbility(this);
+    }
+
+    @Override
+    public boolean checkEventType(GameEvent event, Game game) {
+        return event.getType() == GameEvent.EventType.ENTERS_THE_BATTLEFIELD
+                || event.getType() == GameEvent.EventType.ATTACKER_DECLARED;
+    }
+
+    @Override
+    public boolean checkTrigger(GameEvent event, Game game) {
+        Permanent permanent;
+        switch (event.getType()) {
+            case ENTERS_THE_BATTLEFIELD:
+                permanent = ((EntersTheBattlefieldEvent) event).getTarget();
+                break;
+            case ATTACKER_DECLARED:
+                permanent = game.getPermanent(event.getSourceId());
+                break;
+            default:
+                return false;
+        }
+        if (permanent == null
+                || !permanent.isCreature(game)
+                || !permanent.isAttacking()
+                || !permanent.isControlledBy(getControllerId())) {
+            return false;
+        }
+        this.getEffects().setValue("attacker", permanent);
+        return true;
+    }
+}
+
+class ArniMetalbrowEffect extends OneShotEffect {
+
+    ArniMetalbrowEffect() {
+        super(Outcome.Benefit);
+        staticText = "you may put a creature card with mana value less than that creature's " +
+                "mana value from your hand onto the battlefield tapped and attacking";
+    }
+
+    private ArniMetalbrowEffect(final ArniMetalbrowEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public ArniMetalbrowEffect copy() {
+        return new ArniMetalbrowEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player player = game.getPlayer(source.getControllerId());
+        Permanent permanent = (Permanent) getValue("attacker");
+        if (player == null || permanent == null) {
+            return false;
+        }
+        Cards cards = new CardsImpl(player.getHand());
+        cards.removeIf(uuid -> !game.getCard(uuid).isCreature(game));
+        cards.removeIf(uuid -> game.getCard(uuid).getManaValue() >= permanent.getManaValue());
+        if (cards.isEmpty()) {
+            return false;
+        }
+        TargetCard target = new TargetCardInHand(0, 1, StaticFilters.FILTER_CARD_CREATURE);
+        target.withChooseHint("to put onto the battlefield tapped and attacking");
+        player.choose(Outcome.PutCreatureInPlay, cards, target, source, game);
+        Card card = game.getCard(target.getFirstTarget());
+        if (card == null) {
+            return false;
+        }
+        player.moveCards(card, Zone.BATTLEFIELD, source, game, true, false, false, null);
+        Permanent creature = game.getPermanent(card.getId());
+        if (creature != null) {
+            game.getCombat().addAttackingCreature(creature.getId(), game);
+        }
+        return true;
+    }
+}

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

@@ -21,6 +21,7 @@ public final class MarchOfTheMachineTheAftermath extends ExpansionSet {
         this.hasBasicLands = false;
         this.hasBoosters = false; // temporary
 
+        cards.add(new SetCardInfo("Arni Metalbrow", 16, Rarity.RARE, mage.cards.a.ArniMetalbrow.class));
         cards.add(new SetCardInfo("Ayara's Oathsworn", 11, Rarity.RARE, mage.cards.a.AyarasOathsworn.class));
         cards.add(new SetCardInfo("Calix, Guided by Fate", 26, Rarity.MYTHIC, mage.cards.c.CalixGuidedByFate.class));
         cards.add(new SetCardInfo("Campus Renovation", 27, Rarity.UNCOMMON, mage.cards.c.CampusRenovation.class));