[TDM] Implement Temur Battlecrier

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

@@ -0,0 +1,104 @@
+package mage.cards.t;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.SpellAbility;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.dynamicvalue.common.PermanentsOnBattlefieldCount;
+import mage.abilities.effects.common.cost.CostModificationEffectImpl;
+import mage.abilities.hint.Hint;
+import mage.abilities.hint.ValueHint;
+import mage.cards.Card;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.*;
+import mage.filter.FilterPermanent;
+import mage.filter.common.FilterControlledCreaturePermanent;
+import mage.filter.predicate.mageobject.PowerPredicate;
+import mage.game.Game;
+import mage.util.CardUtil;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class TemurBattlecrier extends CardImpl {
+
+    public TemurBattlecrier(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{G}{U}{R}");
+
+        this.subtype.add(SubType.ORC);
+        this.subtype.add(SubType.RANGER);
+        this.power = new MageInt(4);
+        this.toughness = new MageInt(3);
+
+        // During your turn, spells you cast cost {1} less to cast for each creature you control with power 4 or greater.
+        this.addAbility(new SimpleStaticAbility(new TemurBattlecrierEffect()).addHint(TemurBattlecrierEffect.getHint()));
+    }
+
+    private TemurBattlecrier(final TemurBattlecrier card) {
+        super(card);
+    }
+
+    @Override
+    public TemurBattlecrier copy() {
+        return new TemurBattlecrier(this);
+    }
+}
+
+class TemurBattlecrierEffect extends CostModificationEffectImpl {
+
+    private static final FilterPermanent filter = new FilterControlledCreaturePermanent();
+
+    static {
+        filter.add(new PowerPredicate(ComparisonType.MORE_THAN, 3));
+    }
+
+    private static final Hint hint = new ValueHint(
+            "Creatures you control with power 4 or greater", new PermanentsOnBattlefieldCount(filter)
+    );
+
+    public static Hint getHint() {
+        return hint;
+    }
+
+    TemurBattlecrierEffect() {
+        super(Duration.WhileOnBattlefield, Outcome.Benefit, CostModificationType.REDUCE_COST);
+        staticText = "during your turn, spells you cast cost {1} less to cast " +
+                "for each creature you control with power 4 or greater";
+    }
+
+    private TemurBattlecrierEffect(final TemurBattlecrierEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source, Ability abilityToModify) {
+        Ability spellAbility = abilityToModify;
+        if (spellAbility == null) {
+            return false;
+        }
+        int amount = game.getBattlefield().count(filter, source.getControllerId(), source, game);
+        if (amount > 0) {
+            CardUtil.reduceCost(spellAbility, amount);
+        }
+        return true;
+    }
+
+    @Override
+    public boolean applies(Ability abilityToModify, Ability source, Game game) {
+        if (!(abilityToModify instanceof SpellAbility)
+                || !abilityToModify.isControlledBy(source.getControllerId())
+                || !game.isActivePlayer(source.getControllerId())) {
+            return false;
+        }
+        Card spellCard = ((SpellAbility) abilityToModify).getCharacteristics(game);
+        return spellCard != null;
+    }
+
+    @Override
+    public TemurBattlecrierEffect copy() {
+        return new TemurBattlecrierEffect(this);
+    }
+}

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

@@ -1,12 +1,12 @@
 package mage.sets;
 
-import java.util.Arrays;
-import java.util.List;
-
 import mage.cards.ExpansionSet;
 import mage.constants.Rarity;
 import mage.constants.SetType;
 
+import java.util.Arrays;
+import java.util.List;
+
 /**
  * @author TheElk801
  */
@@ -209,6 +209,7 @@ public final class TarkirDragonstorm extends ExpansionSet {
         cards.add(new SetCardInfo("Swiftwater Cliffs", 268, Rarity.COMMON, mage.cards.s.SwiftwaterCliffs.class));
         cards.add(new SetCardInfo("Teeming Dragonstorm", 30, Rarity.UNCOMMON, mage.cards.t.TeemingDragonstorm.class));
         cards.add(new SetCardInfo("Tempest Hawk", 31, Rarity.COMMON, mage.cards.t.TempestHawk.class));
+        cards.add(new SetCardInfo("Temur Battlecrier", 228, Rarity.RARE, mage.cards.t.TemurBattlecrier.class));
         cards.add(new SetCardInfo("Temur Devotee", 61, Rarity.COMMON, mage.cards.t.TemurDevotee.class));
         cards.add(new SetCardInfo("Temur Monument", 248, Rarity.UNCOMMON, mage.cards.t.TemurMonument.class));
         cards.add(new SetCardInfo("Temur Tawnyback", 229, Rarity.COMMON, mage.cards.t.TemurTawnyback.class));