From ce5e61e612bf65fd5cec6c4c75b63435fe5f087a Mon Sep 17 00:00:00 2001
From: Evan Kranzler <theelk801@gmail.com>
Date: Mon, 9 Sep 2019 12:54:48 -0400
Subject: [PATCH] Implemented Mystical Dispute

---
 .../src/mage/cards/m/MysticalDispute.java     | 73 +++++++++++++++++++
 Mage.Sets/src/mage/sets/ThroneOfEldraine.java |  1 +
 2 files changed, 74 insertions(+)
 create mode 100644 Mage.Sets/src/mage/cards/m/MysticalDispute.java

diff --git a/Mage.Sets/src/mage/cards/m/MysticalDispute.java b/Mage.Sets/src/mage/cards/m/MysticalDispute.java
new file mode 100644
index 0000000000..f2c290d95e
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/m/MysticalDispute.java
@@ -0,0 +1,73 @@
+package mage.cards.m;
+
+import mage.abilities.Ability;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.condition.Condition;
+import mage.abilities.costs.mana.GenericManaCost;
+import mage.abilities.effects.common.CounterUnlessPaysEffect;
+import mage.abilities.effects.common.cost.SpellCostReductionSourceEffect;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Zone;
+import mage.game.Game;
+import mage.game.stack.StackObject;
+import mage.target.Target;
+import mage.target.TargetSpell;
+
+import java.util.Collection;
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class MysticalDispute extends CardImpl {
+
+    public MysticalDispute(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.INSTANT}, "{2}{U}");
+
+        // This spell costs {2} less to cast if it targets a blue spell.
+        this.addAbility(new SimpleStaticAbility(
+                Zone.STACK, new SpellCostReductionSourceEffect(2, MysticalDisputeCondition.instance)
+        ).setRuleAtTheTop(true));
+
+        // Counter target spell unless its controller pays {3}.
+        this.getSpellAbility().addEffect(new CounterUnlessPaysEffect(new GenericManaCost(3)));
+        this.getSpellAbility().addTarget(new TargetSpell());
+    }
+
+    private MysticalDispute(final MysticalDispute card) {
+        super(card);
+    }
+
+    @Override
+    public MysticalDispute copy() {
+        return new MysticalDispute(this);
+    }
+}
+
+enum MysticalDisputeCondition implements Condition {
+    instance;
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        StackObject sourceSpell = game.getStack().getStackObject(source.getSourceId());
+        if (sourceSpell == null) {
+            return false;
+        }
+        return sourceSpell
+                .getStackAbility()
+                .getTargets()
+                .stream()
+                .map(Target::getTargets)
+                .flatMap(Collection::stream)
+                .map(game::getSpell)
+                .anyMatch(spell -> spell != null && spell.getColor(game).isBlue());
+    }
+
+    @Override
+    public String toString() {
+        return "it targets a blue spell";
+    }
+
+}
diff --git a/Mage.Sets/src/mage/sets/ThroneOfEldraine.java b/Mage.Sets/src/mage/sets/ThroneOfEldraine.java
index 0d5c6226df..7696dbf967 100644
--- a/Mage.Sets/src/mage/sets/ThroneOfEldraine.java
+++ b/Mage.Sets/src/mage/sets/ThroneOfEldraine.java
@@ -67,6 +67,7 @@ public final class ThroneOfEldraine extends ExpansionSet {
         cards.add(new SetCardInfo("Mace of the Valiant", 314, Rarity.RARE, mage.cards.m.MaceOfTheValiant.class));
         cards.add(new SetCardInfo("Maraleaf Pixie", 196, Rarity.UNCOMMON, mage.cards.m.MaraleafPixie.class));
         cards.add(new SetCardInfo("Midnight Clock", 54, Rarity.RARE, mage.cards.m.MidnightClock.class));
+        cards.add(new SetCardInfo("Mystical Dispute", 58, Rarity.UNCOMMON, mage.cards.m.MysticalDispute.class));
         cards.add(new SetCardInfo("Oko's Accomplices", 310, Rarity.COMMON, mage.cards.o.OkosAccomplices.class));
         cards.add(new SetCardInfo("Oko, Thief of Crowns", 197, Rarity.MYTHIC, mage.cards.o.OkoThiefOfCrowns.class));
         cards.add(new SetCardInfo("Order of Midnight", 99, Rarity.UNCOMMON, mage.cards.o.OrderOfMidnight.class));