From 31797c7c4faf2e2da335cf20bb5895e8f8eda0a7 Mon Sep 17 00:00:00 2001
From: Evan Kranzler <theelk801@gmail.com>
Date: Wed, 14 Dec 2022 09:43:01 -0500
Subject: [PATCH] [ONE] Implement Blue Sun's Twilight

---
 .../src/mage/cards/b/BlueSunsTwilight.java    | 69 +++++++++++++++++++
 .../src/mage/sets/PhyrexiaAllWillBeOne.java   |  1 +
 2 files changed, 70 insertions(+)
 create mode 100644 Mage.Sets/src/mage/cards/b/BlueSunsTwilight.java

diff --git a/Mage.Sets/src/mage/cards/b/BlueSunsTwilight.java b/Mage.Sets/src/mage/cards/b/BlueSunsTwilight.java
new file mode 100644
index 0000000000..d0db602e86
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/b/BlueSunsTwilight.java
@@ -0,0 +1,69 @@
+package mage.cards.b;
+
+import mage.abilities.Ability;
+import mage.abilities.condition.Condition;
+import mage.abilities.decorator.ConditionalOneShotEffect;
+import mage.abilities.effects.common.CreateTokenCopyTargetEffect;
+import mage.abilities.effects.common.continuous.GainControlTargetEffect;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.ComparisonType;
+import mage.constants.Duration;
+import mage.filter.FilterPermanent;
+import mage.filter.common.FilterCreaturePermanent;
+import mage.filter.predicate.mageobject.ManaValuePredicate;
+import mage.game.Game;
+import mage.target.TargetPermanent;
+import mage.target.targetadjustment.TargetAdjuster;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class BlueSunsTwilight extends CardImpl {
+
+    public BlueSunsTwilight(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.SORCERY}, "{X}{U}{U}");
+
+        // Gain control of target creature with mana value X or less. If X is 5 or more, create a token that's a copy of that creature.
+        this.getSpellAbility().addEffect(new GainControlTargetEffect(Duration.Custom, true));
+        this.getSpellAbility().addEffect(new ConditionalOneShotEffect(
+                new CreateTokenCopyTargetEffect(), BlueSunsTwilightCondition.instance,
+                "If X is 5 or more, create a token that's a copy of that creature"
+        ));
+        this.getSpellAbility().setTargetAdjuster(BlueSunsTwilightAdjuster.instance);
+    }
+
+    private BlueSunsTwilight(final BlueSunsTwilight card) {
+        super(card);
+    }
+
+    @Override
+    public BlueSunsTwilight copy() {
+        return new BlueSunsTwilight(this);
+    }
+}
+
+enum BlueSunsTwilightCondition implements Condition {
+    instance;
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        return source.getManaCostsToPay().getX() >= 5;
+    }
+}
+
+enum BlueSunsTwilightAdjuster implements TargetAdjuster {
+    instance;
+
+    @Override
+    public void adjustTargets(Ability ability, Game game) {
+        int xValue = ability.getManaCostsToPay().getX();
+        FilterPermanent filter = new FilterCreaturePermanent("creature with mana value " + xValue + " or less");
+        filter.add(new ManaValuePredicate(ComparisonType.FEWER_THAN, xValue + 1));
+        ability.getTargets().clear();
+        ability.addTarget(new TargetPermanent(filter));
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/PhyrexiaAllWillBeOne.java b/Mage.Sets/src/mage/sets/PhyrexiaAllWillBeOne.java
index 74573b977c..ebae4350f3 100644
--- a/Mage.Sets/src/mage/sets/PhyrexiaAllWillBeOne.java
+++ b/Mage.Sets/src/mage/sets/PhyrexiaAllWillBeOne.java
@@ -20,6 +20,7 @@ public final class PhyrexiaAllWillBeOne extends ExpansionSet {
         this.blockName = "Phyrexia: All Will Be One";
         this.hasBoosters = false; // temporary
 
+        cards.add(new SetCardInfo("Blue Sun's Twilight", 43, Rarity.RARE, mage.cards.b.BlueSunsTwilight.class));
         cards.add(new SetCardInfo("Forest", 276, Rarity.LAND, mage.cards.basiclands.Forest.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Island", 273, Rarity.LAND, mage.cards.basiclands.Island.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Mountain", 275, Rarity.LAND, mage.cards.basiclands.Mountain.class, NON_FULL_USE_VARIOUS));