From ec17073175788cd999a520400adf9bcf568e0682 Mon Sep 17 00:00:00 2001
From: Daniel Bomar <dbdaniel42@gmail.com>
Date: Tue, 12 Apr 2022 11:35:37 -0500
Subject: [PATCH] [SNC] Implemented All-Seeing Arbiter

---
 .../src/mage/cards/a/AllSeeingArbiter.java    | 95 +++++++++++++++++++
 .../src/mage/sets/StreetsOfNewCapenna.java    |  1 +
 2 files changed, 96 insertions(+)
 create mode 100644 Mage.Sets/src/mage/cards/a/AllSeeingArbiter.java

diff --git a/Mage.Sets/src/mage/cards/a/AllSeeingArbiter.java b/Mage.Sets/src/mage/cards/a/AllSeeingArbiter.java
new file mode 100644
index 0000000000..009e012464
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/a/AllSeeingArbiter.java
@@ -0,0 +1,95 @@
+package mage.cards.a;
+
+import java.util.HashSet;
+import java.util.UUID;
+import mage.MageInt;
+import mage.abilities.Ability;
+import mage.abilities.common.EntersBattlefieldOrAttacksSourceTriggeredAbility;
+import mage.abilities.dynamicvalue.DynamicValue;
+import mage.abilities.dynamicvalue.common.StaticValue;
+import mage.abilities.effects.Effect;
+import mage.abilities.effects.common.DiscardCardControllerTriggeredAbility;
+import mage.abilities.effects.common.DrawDiscardControllerEffect;
+import mage.abilities.effects.common.continuous.BoostTargetEffect;
+import mage.cards.Card;
+import mage.constants.Duration;
+import mage.constants.SubType;
+import mage.abilities.keyword.FlyingAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.game.Game;
+import mage.players.Player;
+import mage.target.common.TargetOpponentsCreaturePermanent;
+
+/**
+ *
+ * @author weirddan455
+ */
+public final class AllSeeingArbiter extends CardImpl {
+
+    public AllSeeingArbiter(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.CREATURE}, "{4}{U}{U}");
+
+        this.subtype.add(SubType.AVATAR);
+        this.power = new MageInt(5);
+        this.toughness = new MageInt(4);
+
+        // Flying
+        this.addAbility(FlyingAbility.getInstance());
+
+        // Whenever All-Seeing Arbiter enters the battlefield or attacks, draw two cards, then discard a card.
+        this.addAbility(new EntersBattlefieldOrAttacksSourceTriggeredAbility(new DrawDiscardControllerEffect(2, 1)));
+
+        // Whenever you discard a card, target creature an opponent controls gets -X/-0 until your next turn, where X is the number of different mana values among cards in your graveyard.
+        Ability ability = new DiscardCardControllerTriggeredAbility(new BoostTargetEffect(
+                AllSeeingArbiterValue.instance, StaticValue.get(0), Duration.UntilYourNextTurn, true
+        ), false);
+        ability.addTarget(new TargetOpponentsCreaturePermanent());
+        this.addAbility(ability);
+    }
+
+    private AllSeeingArbiter(final AllSeeingArbiter card) {
+        super(card);
+    }
+
+    @Override
+    public AllSeeingArbiter copy() {
+        return new AllSeeingArbiter(this);
+    }
+}
+
+enum AllSeeingArbiterValue implements DynamicValue {
+    instance;
+
+    @Override
+    public int calculate(Game game, Ability sourceAbility, Effect effect) {
+        Player controller = game.getPlayer(sourceAbility.getControllerId());
+        if (controller == null) {
+            return 0;
+        }
+        HashSet<Integer> manaValues = new HashSet<>();
+        for (UUID cardId : controller.getGraveyard()) {
+            Card card = game.getCard(cardId);
+            if (card != null) {
+                manaValues.add(card.getManaValue());
+            }
+        }
+        return -manaValues.size();
+    }
+
+    @Override
+    public AllSeeingArbiterValue copy() {
+        return this;
+    }
+
+    @Override
+    public String toString() {
+        return "-X";
+    }
+
+    @Override
+    public String getMessage() {
+        return "the number of different mana values among cards in your graveyard";
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/StreetsOfNewCapenna.java b/Mage.Sets/src/mage/sets/StreetsOfNewCapenna.java
index c95ee7f18a..54a45ffa2a 100644
--- a/Mage.Sets/src/mage/sets/StreetsOfNewCapenna.java
+++ b/Mage.Sets/src/mage/sets/StreetsOfNewCapenna.java
@@ -27,6 +27,7 @@ public final class StreetsOfNewCapenna extends ExpansionSet {
         this.hasBasicLands = true;
 
         cards.add(new SetCardInfo("A Little Chat", 47, Rarity.UNCOMMON, mage.cards.a.ALittleChat.class));
+        cards.add(new SetCardInfo("All-Seeing Arbiter", 34, Rarity.MYTHIC, mage.cards.a.AllSeeingArbiter.class));
         cards.add(new SetCardInfo("An Offer You Can't Refuse", 51, Rarity.UNCOMMON, mage.cards.a.AnOfferYouCantRefuse.class));
         cards.add(new SetCardInfo("Arc Spitter", 233, Rarity.UNCOMMON, mage.cards.a.ArcSpitter.class));
         cards.add(new SetCardInfo("Aven Heartstabber", 166, Rarity.RARE, mage.cards.a.AvenHeartstabber.class));