From a1c067a8fbb05a4ab5aff954625116cc5ef06b35 Mon Sep 17 00:00:00 2001
From: Evan Kranzler <theelk801@gmail.com>
Date: Thu, 16 Sep 2021 09:56:53 -0400
Subject: [PATCH] [MIC] Implemented Celestial Judgment

---
 .../src/mage/cards/c/CelestialJudgment.java   | 102 ++++++++++++++++++
 .../src/mage/sets/MidnightHuntCommander.java  |   1 +
 2 files changed, 103 insertions(+)
 create mode 100644 Mage.Sets/src/mage/cards/c/CelestialJudgment.java

diff --git a/Mage.Sets/src/mage/cards/c/CelestialJudgment.java b/Mage.Sets/src/mage/cards/c/CelestialJudgment.java
new file mode 100644
index 0000000000..5ac6057ad2
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/c/CelestialJudgment.java
@@ -0,0 +1,102 @@
+package mage.cards.c;
+
+import mage.abilities.Ability;
+import mage.abilities.effects.OneShotEffect;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.ComparisonType;
+import mage.constants.Outcome;
+import mage.filter.FilterPermanent;
+import mage.filter.StaticFilters;
+import mage.filter.common.FilterCreaturePermanent;
+import mage.filter.predicate.mageobject.PowerPredicate;
+import mage.game.Game;
+import mage.game.permanent.Permanent;
+import mage.players.Player;
+import mage.target.TargetPermanent;
+
+import java.util.*;
+import java.util.stream.Collectors;
+
+/**
+ * @author TheElk801
+ */
+public final class CelestialJudgment extends CardImpl {
+
+    public CelestialJudgment(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.SORCERY}, "{4}{W}{W}");
+
+        // For each different power among creatures on the battlefield, choose a creature with that power. Destroy each creature not chosen this way.
+        this.getSpellAbility().addEffect(new CelestialJudgmentEffect());
+    }
+
+    private CelestialJudgment(final CelestialJudgment card) {
+        super(card);
+    }
+
+    @Override
+    public CelestialJudgment copy() {
+        return new CelestialJudgment(this);
+    }
+}
+
+class CelestialJudgmentEffect extends OneShotEffect {
+
+    CelestialJudgmentEffect() {
+        super(Outcome.Benefit);
+        staticText = "for each different power among creatures on the battlefield, " +
+                "choose a creature with that power. Destroy each creature not chosen this way";
+    }
+
+    private CelestialJudgmentEffect(final CelestialJudgmentEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public CelestialJudgmentEffect copy() {
+        return new CelestialJudgmentEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        Player player = game.getPlayer(source.getControllerId());
+        if (player == null) {
+            return false;
+        }
+        List<Permanent> permanents = game
+                .getBattlefield()
+                .getActivePermanents(
+                        StaticFilters.FILTER_PERMANENT_CREATURE,
+                        source.getControllerId(), source.getSourceId(), game
+                );
+        Map<Integer, List<Permanent>> powerMap = permanents
+                .stream()
+                .collect(Collectors.toMap(
+                        permanent -> permanent.getPower().getValue(),
+                        permanent -> Arrays.asList(permanent),
+                        (a1, a2) -> {
+                            a1.addAll(a2);
+                            return a1;
+                        }));
+        Set<UUID> toKeep = new HashSet<>();
+        for (Map.Entry<Integer, List<Permanent>> entry : powerMap.entrySet()) {
+            if (entry.getValue().size() == 1) {
+                toKeep.add(entry.getValue().get(0).getId());
+                continue;
+            }
+            FilterPermanent filter = new FilterCreaturePermanent("creature with power " + entry.getKey() + " to save");
+            filter.add(new PowerPredicate(ComparisonType.EQUAL_TO, entry.getKey()));
+            TargetPermanent target = new TargetPermanent(filter);
+            target.setNotTarget(true);
+            player.choose(outcome, target, source.getSourceId(), game);
+            toKeep.add(target.getFirstTarget());
+        }
+        for (Permanent permanent : permanents) {
+            if (!toKeep.contains(permanent.getId())) {
+                permanent.destroy(source, game);
+            }
+        }
+        return true;
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/MidnightHuntCommander.java b/Mage.Sets/src/mage/sets/MidnightHuntCommander.java
index 14cd84472b..3365f86286 100644
--- a/Mage.Sets/src/mage/sets/MidnightHuntCommander.java
+++ b/Mage.Sets/src/mage/sets/MidnightHuntCommander.java
@@ -36,6 +36,7 @@ public final class MidnightHuntCommander extends ExpansionSet {
         cards.add(new SetCardInfo("Butcher of Malakir", 107, Rarity.RARE, mage.cards.b.ButcherOfMalakir.class));
         cards.add(new SetCardInfo("Canopy Vista", 168, Rarity.RARE, mage.cards.c.CanopyVista.class));
         cards.add(new SetCardInfo("Celebrate the Harvest", 24, Rarity.RARE, mage.cards.c.CelebrateTheHarvest.class));
+        cards.add(new SetCardInfo("Celestial Judgment", 5, Rarity.RARE, mage.cards.c.CelestialJudgment.class));
         cards.add(new SetCardInfo("Cemetery Reaper", 108, Rarity.RARE, mage.cards.c.CemeteryReaper.class));
         cards.add(new SetCardInfo("Champion of Lambholt", 136, Rarity.RARE, mage.cards.c.ChampionOfLambholt.class));
         cards.add(new SetCardInfo("Charcoal Diamond", 158, Rarity.COMMON, mage.cards.c.CharcoalDiamond.class));