Implemented Embercleave

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

@@ -0,0 +1,111 @@
+package mage.cards.e;
+
+import mage.abilities.Ability;
+import mage.abilities.SpellAbility;
+import mage.abilities.common.EntersBattlefieldTriggeredAbility;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.effects.common.AttachEffect;
+import mage.abilities.effects.common.continuous.BoostEquippedEffect;
+import mage.abilities.effects.common.continuous.GainAbilityAttachedEffect;
+import mage.abilities.effects.common.cost.CostModificationEffectImpl;
+import mage.abilities.keyword.DoubleStrikeAbility;
+import mage.abilities.keyword.EquipAbility;
+import mage.abilities.keyword.FlashAbility;
+import mage.abilities.keyword.TrampleAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.*;
+import mage.filter.FilterPermanent;
+import mage.filter.common.FilterControlledCreaturePermanent;
+import mage.filter.predicate.permanent.AttackingPredicate;
+import mage.game.Game;
+import mage.target.common.TargetControlledCreaturePermanent;
+import mage.util.CardUtil;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class Embercleave extends CardImpl {
+
+    public Embercleave(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.ARTIFACT}, "{4}{R}{R}");
+
+        this.addSuperType(SuperType.LEGENDARY);
+        this.subtype.add(SubType.EQUIPMENT);
+
+        // Flash
+        this.addAbility(FlashAbility.getInstance());
+
+        // This spell costs {1} less to cast for each attacking creature you control.
+        this.addAbility(new SimpleStaticAbility(Zone.ALL, new AncientStoneIdolCostReductionEffect()));
+
+        // When Embercleave enters the battlefield, attach it to target creature you control.
+        Ability ability = new EntersBattlefieldTriggeredAbility(new AttachEffect(
+                Outcome.BoostCreature, "attach it to target creature you control"
+        ), false);
+        ability.addTarget(new TargetControlledCreaturePermanent());
+        this.addAbility(ability);
+
+        // Equipped creature gets +1/+1 and has double strike and trample.
+        ability = new SimpleStaticAbility(new BoostEquippedEffect(1, 1));
+        ability.addEffect(new GainAbilityAttachedEffect(
+                DoubleStrikeAbility.getInstance(), AttachmentType.EQUIPMENT
+        ).setText("and has first strike"));
+        ability.addEffect(new GainAbilityAttachedEffect(
+                TrampleAbility.getInstance(), AttachmentType.EQUIPMENT
+        ).setText("and trample"));
+        this.addAbility(ability);
+
+        // Equip {3}
+        this.addAbility(new EquipAbility(3));
+    }
+
+    private Embercleave(final Embercleave card) {
+        super(card);
+    }
+
+    @Override
+    public Embercleave copy() {
+        return new Embercleave(this);
+    }
+}
+
+class AncientStoneIdolCostReductionEffect extends CostModificationEffectImpl {
+
+    private static final FilterPermanent filter = new FilterControlledCreaturePermanent();
+
+    static {
+        filter.add(AttackingPredicate.instance);
+    }
+
+    AncientStoneIdolCostReductionEffect() {
+        super(Duration.WhileOnStack, Outcome.Benefit, CostModificationType.REDUCE_COST);
+        staticText = "This spell costs {1} less to cast for each attacking creature you control";
+    }
+
+    private AncientStoneIdolCostReductionEffect(AncientStoneIdolCostReductionEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source, Ability abilityToModify) {
+        int reductionAmount = game.getBattlefield().count(filter, source.getSourceId(), source.getControllerId(), game);
+        CardUtil.reduceCost(abilityToModify, reductionAmount);
+        return true;
+    }
+
+    @Override
+    public boolean applies(Ability abilityToModify, Ability source, Game game) {
+        if ((abilityToModify instanceof SpellAbility) && abilityToModify.getSourceId().equals(source.getSourceId())) {
+            return game.getCard(abilityToModify.getSourceId()) != null;
+        }
+        return false;
+    }
+
+    @Override
+    public AncientStoneIdolCostReductionEffect copy() {
+        return new AncientStoneIdolCostReductionEffect(this);
+    }
+}

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

@@ -46,6 +46,7 @@ public final class ThroneOfEldraine extends ExpansionSet {
         cards.add(new SetCardInfo("Command Tower", 333, Rarity.COMMON, mage.cards.c.CommandTower.class));
         cards.add(new SetCardInfo("Corridor Monitor", 41, Rarity.COMMON, mage.cards.c.CorridorMonitor.class));
         cards.add(new SetCardInfo("Crystal Slipper", 119, Rarity.COMMON, mage.cards.c.CrystalSlipper.class));
+        cards.add(new SetCardInfo("Embercleave", 120, Rarity.MYTHIC, mage.cards.e.Embercleave.class));
         cards.add(new SetCardInfo("Embereth Paladin", 121, Rarity.COMMON, mage.cards.e.EmberethPaladin.class));
         cards.add(new SetCardInfo("Embereth Shieldbreaker", 122, Rarity.UNCOMMON, mage.cards.e.EmberethShieldbreaker.class));
         cards.add(new SetCardInfo("Embereth Skyblazer", 321, Rarity.RARE, mage.cards.e.EmberethSkyblazer.class));