implemented Boreal Elemental

Mage.Sets/src/mage/cards/b/BorealElemental.java

@@ -0,0 +1,92 @@
+package mage.cards.b;
+
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.SpellAbility;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.effects.common.cost.CostModificationEffectImpl;
+import mage.abilities.keyword.FlyingAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.*;
+import mage.game.Game;
+import mage.util.CardUtil;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class BorealElemental extends CardImpl {
+
+    public BorealElemental(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{4}{U}");
+
+        this.subtype.add(SubType.ELEMENTAL);
+        this.power = new MageInt(3);
+        this.toughness = new MageInt(4);
+
+        // Flying
+        this.addAbility(FlyingAbility.getInstance());
+
+        // Spells your opponents cast that target Boreal Elemental cost {2} more to cast.
+        this.addAbility(new SimpleStaticAbility(new BorealElementalCostIncreaseEffect()));
+    }
+
+    private BorealElemental(final BorealElemental card) {
+        super(card);
+    }
+
+    @Override
+    public BorealElemental copy() {
+        return new BorealElemental(this);
+    }
+}
+
+class BorealElementalCostIncreaseEffect extends CostModificationEffectImpl {
+
+
+    BorealElementalCostIncreaseEffect() {
+        super(Duration.WhileOnBattlefield, Outcome.Benefit, CostModificationType.INCREASE_COST);
+        staticText = "Spells your opponents cast that target Icefall Regent cost {2} more to cast";
+    }
+
+    private BorealElementalCostIncreaseEffect(BorealElementalCostIncreaseEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source, Ability abilityToModify) {
+        SpellAbility spellAbility = (SpellAbility) abilityToModify;
+        CardUtil.adjustCost(spellAbility, -2);
+        return true;
+    }
+
+    @Override
+    public boolean applies(Ability abilityToModify, Ability source, Game game) {
+        if (!(abilityToModify instanceof SpellAbility)
+                || !game.getOpponents(source.getControllerId()).contains(abilityToModify.getControllerId())) {
+            return false;
+        }
+        return abilityToModify
+                .getModes()
+                .getSelectedModes()
+                .stream()
+                .map(uuid -> abilityToModify.getModes().get(uuid))
+                .anyMatch(mode -> mode
+                        .getTargets()
+                        .stream()
+                        .anyMatch(target -> target
+                                .getTargets()
+                                .stream()
+                                .anyMatch(uuid -> uuid.equals(source.getSourceId()))
+                        )
+                );
+    }
+
+    @Override
+    public BorealElementalCostIncreaseEffect copy() {
+        return new BorealElementalCostIncreaseEffect(this);
+    }
+
+}

Mage.Sets/src/mage/cards/i/IcefallRegent.java

@@ -1,7 +1,5 @@
-
 package mage.cards.i;
 
-import java.util.UUID;
 import mage.MageInt;
 import mage.abilities.Ability;
 import mage.abilities.Mode;
@@ -14,15 +12,7 @@ import mage.abilities.effects.common.cost.CostModificationEffectImpl;
 import mage.abilities.keyword.FlyingAbility;
 import mage.cards.CardImpl;
 import mage.cards.CardSetInfo;
-import mage.constants.CardType;
+import mage.constants.*;
-import mage.constants.SubType;
-import mage.constants.CostModificationType;
-import mage.constants.Duration;
-import mage.constants.Outcome;
-import mage.constants.PhaseStep;
-import mage.constants.TargetController;
-import mage.constants.WatcherScope;
-import mage.constants.Zone;
 import mage.filter.common.FilterCreaturePermanent;
 import mage.filter.predicate.permanent.ControllerPredicate;
 import mage.game.Game;
@@ -34,8 +24,9 @@ import mage.target.common.TargetCreaturePermanent;
 import mage.util.CardUtil;
 import mage.watchers.Watcher;
 
+import java.util.UUID;
+
 /**
- *
  * @author fireshoes
  */
 public final class IcefallRegent extends CardImpl {
@@ -47,7 +38,7 @@ public final class IcefallRegent extends CardImpl {
     }
 
     public IcefallRegent(UUID ownerId, CardSetInfo setInfo) {
-        super(ownerId,setInfo,new CardType[]{CardType.CREATURE},"{3}{U}{U}");
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{3}{U}{U}");
         this.subtype.add(SubType.DRAGON);
         this.power = new MageInt(4);
         this.toughness = new MageInt(3);
@@ -179,14 +170,13 @@ class IcefallRegentWatcher extends Watcher {
 
 class IcefallRegentCostIncreaseEffect extends CostModificationEffectImpl {
 
-    private static final String effectText = "Spells your opponents cast that target Icefall Regent cost {2} more to cast";
 
     IcefallRegentCostIncreaseEffect() {
         super(Duration.WhileOnBattlefield, Outcome.Benefit, CostModificationType.INCREASE_COST);
-        staticText = effectText;
+        staticText = "Spells your opponents cast that target {this} cost {2} more to cast";
     }
 
-    IcefallRegentCostIncreaseEffect(IcefallRegentCostIncreaseEffect effect) {
+    private IcefallRegentCostIncreaseEffect(IcefallRegentCostIncreaseEffect effect) {
         super(effect);
     }
 

Mage.Sets/src/mage/sets/CoreSet2020.java

@@ -74,6 +74,7 @@ public final class CoreSet2020 extends ExpansionSet {
         cards.add(new SetCardInfo("Bone Splinters", 92, Rarity.COMMON, mage.cards.b.BoneSplinters.class));
         cards.add(new SetCardInfo("Bone to Ash", 48, Rarity.COMMON, mage.cards.b.BoneToAsh.class));
         cards.add(new SetCardInfo("Boneclad Necromancer", 93, Rarity.COMMON, mage.cards.b.BonecladNecromancer.class));
+        cards.add(new SetCardInfo("Boreal Elemental", 49, Rarity.COMMON, mage.cards.b.BorealElemental.class));
         cards.add(new SetCardInfo("Brineborn Cutthroat", 50, Rarity.UNCOMMON, mage.cards.b.BrinebornCutthroat.class));
         cards.add(new SetCardInfo("Brought Back", 9, Rarity.RARE, mage.cards.b.BroughtBack.class));
         cards.add(new SetCardInfo("Captivating Gyre", 51, Rarity.UNCOMMON, mage.cards.c.CaptivatingGyre.class));