From 7e661829741bdc1ece6407c20d79a207cea00931 Mon Sep 17 00:00:00 2001
From: Evan Kranzler <theelk801@gmail.com>
Date: Fri, 6 Aug 2021 20:49:22 -0400
Subject: [PATCH] [J21] Implemented Sarkhan's Scorn

---
 Mage.Sets/src/mage/cards/s/SarkhansScorn.java | 93 +++++++++++++++++++
 .../mage/sets/JumpstartHistoricHorizons.java  |  1 +
 2 files changed, 94 insertions(+)
 create mode 100644 Mage.Sets/src/mage/cards/s/SarkhansScorn.java

diff --git a/Mage.Sets/src/mage/cards/s/SarkhansScorn.java b/Mage.Sets/src/mage/cards/s/SarkhansScorn.java
new file mode 100644
index 00000000000..50cd3703ced
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/s/SarkhansScorn.java
@@ -0,0 +1,93 @@
+package mage.cards.s;
+
+import mage.abilities.Ability;
+import mage.abilities.dynamicvalue.DynamicValue;
+import mage.abilities.effects.Effect;
+import mage.abilities.effects.common.DamageTargetEffect;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.WatcherScope;
+import mage.game.Game;
+import mage.game.events.GameEvent;
+import mage.target.common.TargetCreatureOrPlaneswalker;
+import mage.watchers.Watcher;
+
+import java.util.*;
+
+/**
+ * @author TheElk801
+ */
+public final class SarkhansScorn extends CardImpl {
+
+    public SarkhansScorn(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.INSTANT}, "{2}{R}");
+
+        // Sarkhan's Scorn deals damage equal to the number of turns you have begun to target creature or planeswalker.
+        this.getSpellAbility().addEffect(new DamageTargetEffect(SarkhansScornValue.instance)
+                .setText("{this} deals damage equal to the number of turns " +
+                        "you have begun to target creature or planeswalker"));
+        this.getSpellAbility().addTarget(new TargetCreatureOrPlaneswalker());
+        this.getSpellAbility().addWatcher(new SarkhansScornWatcher());
+    }
+
+    private SarkhansScorn(final SarkhansScorn card) {
+        super(card);
+    }
+
+    @Override
+    public SarkhansScorn copy() {
+        return new SarkhansScorn(this);
+    }
+}
+
+enum SarkhansScornValue implements DynamicValue {
+    instance;
+
+    @Override
+    public int calculate(Game game, Ability sourceAbility, Effect effect) {
+        return SarkhansScornWatcher.getCount(sourceAbility.getControllerId(), game);
+    }
+
+    @Override
+    public SarkhansScornValue copy() {
+        return this;
+    }
+
+    @Override
+    public String getMessage() {
+        return "";
+    }
+}
+
+class SarkhansScornWatcher extends Watcher {
+
+    private final Map<UUID, Set<Integer>> playerMap = new HashMap<>();
+    private static final Set<Integer> emptySet = Collections.unmodifiableSet(new HashSet<>());
+
+    SarkhansScornWatcher() {
+        super(WatcherScope.GAME);
+    }
+
+    @Override
+    public void watch(GameEvent event, Game game) {
+        if (event.getType() != GameEvent.EventType.BEGINNING_PHASE_PRE) {
+            return;
+        }
+        if (game.getTurnNum() == 1) {
+            playerMap.clear();
+        }
+        playerMap
+                .computeIfAbsent(game.getActivePlayerId(), x -> new HashSet<>())
+                .add(game.getTurnNum());
+    }
+
+    static int getCount(UUID playerId, Game game) {
+        return game
+                .getState()
+                .getWatcher(SarkhansScornWatcher.class)
+                .playerMap
+                .getOrDefault(playerId, emptySet)
+                .size();
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/JumpstartHistoricHorizons.java b/Mage.Sets/src/mage/sets/JumpstartHistoricHorizons.java
index 42bfdb44528..c4afdef536d 100644
--- a/Mage.Sets/src/mage/sets/JumpstartHistoricHorizons.java
+++ b/Mage.Sets/src/mage/sets/JumpstartHistoricHorizons.java
@@ -23,6 +23,7 @@ public final class JumpstartHistoricHorizons extends ExpansionSet {
         cards.add(new SetCardInfo("Bounty of the Deep", 7, Rarity.UNCOMMON, mage.cards.b.BountyOfTheDeep.class));
         cards.add(new SetCardInfo("Faceless Agent", 31, Rarity.COMMON, mage.cards.f.FacelessAgent.class));
         cards.add(new SetCardInfo("Manor Guardian", 16, Rarity.UNCOMMON, mage.cards.m.ManorGuardian.class));
+        cards.add(new SetCardInfo("Sarkhan's Scorn", 21, Rarity.COMMON, mage.cards.s.SarkhansScorn.class));
         cards.add(new SetCardInfo("Shoreline Scout", 11, Rarity.UNCOMMON, mage.cards.s.ShorelineScout.class));
         cards.add(new SetCardInfo("Skyshroud Lookout", 29, Rarity.UNCOMMON, mage.cards.s.SkyshroudLookout.class));
         cards.add(new SetCardInfo("Wingsteed Trainer", 6, Rarity.UNCOMMON, mage.cards.w.WingsteedTrainer.class));