diff --git a/Mage.Sets/src/mage/cards/d/DelinaWildMage.java b/Mage.Sets/src/mage/cards/d/DelinaWildMage.java
index 31e0db4035c..8e04bccb92c 100644
--- a/Mage.Sets/src/mage/cards/d/DelinaWildMage.java
+++ b/Mage.Sets/src/mage/cards/d/DelinaWildMage.java
@@ -57,7 +57,7 @@ class DelinaWildMageEffect extends OneShotEffect {
         super(Outcome.Benefit);
         staticText = "choose target creature you control, then roll a d20." +
                 "<br>1-14 | Create a tapped and attacking token that's a copy of that creature, " +
-                "except it's not legendary and it has \"Exile this creature at end of combat.\"" +
+                "except it's not legendary and it has \"At end of combat, exile this token.\"" +
                 "<br>15-20 | Create one of those tokens. You may roll again.";
     }
 
@@ -81,9 +81,7 @@ class DelinaWildMageEffect extends OneShotEffect {
                 false, 1, true, true
         );
         effect.setIsntLegendary(true);
-        effect.addAdditionalAbilities(new EndOfCombatTriggeredAbility(
-                new ExileSourceEffect(), false, "Exile this creature at end of combat."
-        ));
+        effect.addAdditionalAbilities(new EndOfCombatTriggeredAbility(new ExileSourceEffect(), false));
         effect.setTargetPointer(this.getTargetPointer().copy());
         while (true) {
             int result = player.rollDice(outcome, source, game, 20);
diff --git a/Mage.Sets/src/mage/cards/s/SidequestPlayBlitzball.java b/Mage.Sets/src/mage/cards/s/SidequestPlayBlitzball.java
new file mode 100644
index 00000000000..75b783ff205
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/s/SidequestPlayBlitzball.java
@@ -0,0 +1,129 @@
+package mage.cards.s;
+
+import mage.abilities.Ability;
+import mage.abilities.common.EndOfCombatTriggeredAbility;
+import mage.abilities.condition.Condition;
+import mage.abilities.effects.OneShotEffect;
+import mage.abilities.effects.common.TransformSourceEffect;
+import mage.abilities.effects.common.continuous.BoostTargetEffect;
+import mage.abilities.keyword.TransformAbility;
+import mage.abilities.triggers.BeginningOfCombatTriggeredAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.CardType;
+import mage.constants.Outcome;
+import mage.constants.TargetController;
+import mage.constants.WatcherScope;
+import mage.game.Game;
+import mage.game.events.DamagedEvent;
+import mage.game.events.GameEvent;
+import mage.target.common.TargetControlledCreaturePermanent;
+import mage.watchers.Watcher;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class SidequestPlayBlitzball extends CardImpl {
+
+    public SidequestPlayBlitzball(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.ENCHANTMENT}, "{2}{R}");
+
+        this.secondSideCardClazz = mage.cards.w.WorldChampionCelestialWeapon.class;
+
+        // At the beginning of combat on your turn, target creature you control gets +2/+0 until end of turn.
+        Ability ability = new BeginningOfCombatTriggeredAbility(new BoostTargetEffect(2, 0));
+        ability.addTarget(new TargetControlledCreaturePermanent());
+        this.addAbility(ability);
+
+        // At the end of combat on your turn, if a player was dealt 6 or more combat damage this turn, transform this enchantment, then attach it to a creature you control.
+        this.addAbility(new TransformAbility());
+        ability = new EndOfCombatTriggeredAbility(
+                new TransformSourceEffect(), TargetController.YOU, false
+        ).withInterveningIf(SidequestPlayBlitzballCondition.instance);
+        ability.addEffect(new SidequestPlayBlitzballEffect());
+        this.addAbility(ability, new SidequestPlayBlitzballWatcher());
+    }
+
+    private SidequestPlayBlitzball(final SidequestPlayBlitzball card) {
+        super(card);
+    }
+
+    @Override
+    public SidequestPlayBlitzball copy() {
+        return new SidequestPlayBlitzball(this);
+    }
+}
+
+enum SidequestPlayBlitzballCondition implements Condition {
+    instance;
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        return SidequestPlayBlitzballWatcher.checkPlayers(game, source);
+    }
+
+    @Override
+    public String toString() {
+        return "a player was dealt 6 or more combat damage this turn";
+    }
+}
+
+class SidequestPlayBlitzballEffect extends OneShotEffect {
+
+    SidequestPlayBlitzballEffect() {
+        super(Outcome.Benefit);
+        staticText = ", then attach it to a creature you control";
+    }
+
+    private SidequestPlayBlitzballEffect(final SidequestPlayBlitzballEffect effect) {
+        super(effect);
+    }
+
+    @Override
+    public SidequestPlayBlitzballEffect copy() {
+        return new SidequestPlayBlitzballEffect(this);
+    }
+
+    @Override
+    public boolean apply(Game game, Ability source) {
+        return true;
+    }
+}
+
+class SidequestPlayBlitzballWatcher extends Watcher {
+
+    private final Map<UUID, Integer> map = new HashMap<>();
+
+    SidequestPlayBlitzballWatcher() {
+        super(WatcherScope.GAME);
+    }
+
+    @Override
+    public void watch(GameEvent event, Game game) {
+        if (event.getType() == GameEvent.EventType.DAMAGED_PLAYER && ((DamagedEvent) event).isCombatDamage()) {
+            map.compute(event.getTargetId(), (u, i) -> i == null ? event.getAmount() : Integer.sum(i, event.getAmount()));
+        }
+    }
+
+    @Override
+    public void reset() {
+        super.reset();
+        map.clear();
+    }
+
+    private boolean checkMap(UUID playerId) {
+        return map.getOrDefault(playerId, 0) >= 6;
+    }
+
+    static boolean checkPlayers(Game game, Ability source) {
+        return game
+                .getState()
+                .getPlayersInRange(source.getControllerId(), game)
+                .stream()
+                .anyMatch(game.getState().getWatcher(SidequestPlayBlitzballWatcher.class)::checkMap);
+    }
+}
diff --git a/Mage.Sets/src/mage/cards/w/WorldChampionCelestialWeapon.java b/Mage.Sets/src/mage/cards/w/WorldChampionCelestialWeapon.java
new file mode 100644
index 00000000000..5b81bc4e926
--- /dev/null
+++ b/Mage.Sets/src/mage/cards/w/WorldChampionCelestialWeapon.java
@@ -0,0 +1,50 @@
+package mage.cards.w;
+
+import mage.abilities.Ability;
+import mage.abilities.common.SimpleStaticAbility;
+import mage.abilities.effects.common.continuous.BoostEquippedEffect;
+import mage.abilities.effects.common.continuous.GainAbilityAttachedEffect;
+import mage.abilities.keyword.DoubleStrikeAbility;
+import mage.abilities.keyword.EquipAbility;
+import mage.cards.CardImpl;
+import mage.cards.CardSetInfo;
+import mage.constants.AttachmentType;
+import mage.constants.CardType;
+import mage.constants.SubType;
+import mage.constants.SuperType;
+
+import java.util.UUID;
+
+/**
+ * @author TheElk801
+ */
+public final class WorldChampionCelestialWeapon extends CardImpl {
+
+    public WorldChampionCelestialWeapon(UUID ownerId, CardSetInfo setInfo) {
+        super(ownerId, setInfo, new CardType[]{CardType.ARTIFACT}, "");
+
+        this.supertype.add(SuperType.LEGENDARY);
+        this.subtype.add(SubType.EQUIPMENT);
+        this.nightCard = true;
+        this.color.setRed(true);
+
+        // Double Overdrive -- Equipped creature gets +2/+0 and has double strike.
+        Ability ability = new SimpleStaticAbility(new BoostEquippedEffect(2, 0));
+        ability.addEffect(new GainAbilityAttachedEffect(
+                DoubleStrikeAbility.getInstance(), AttachmentType.EQUIPMENT
+        ).setText("and has double strike"));
+        this.addAbility(ability.withFlavorWord("Double Overdrive"));
+
+        // Equip {3}
+        this.addAbility(new EquipAbility(3));
+    }
+
+    private WorldChampionCelestialWeapon(final WorldChampionCelestialWeapon card) {
+        super(card);
+    }
+
+    @Override
+    public WorldChampionCelestialWeapon copy() {
+        return new WorldChampionCelestialWeapon(this);
+    }
+}
diff --git a/Mage.Sets/src/mage/sets/FinalFantasy.java b/Mage.Sets/src/mage/sets/FinalFantasy.java
index d1c4e5ddba1..f5d610a376e 100644
--- a/Mage.Sets/src/mage/sets/FinalFantasy.java
+++ b/Mage.Sets/src/mage/sets/FinalFantasy.java
@@ -294,6 +294,7 @@ public final class FinalFantasy extends ExpansionSet {
         cards.add(new SetCardInfo("Shiva, Warden of Ice", 523, Rarity.RARE, mage.cards.s.ShivaWardenOfIce.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Shiva, Warden of Ice", 58, Rarity.RARE, mage.cards.s.ShivaWardenOfIce.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Sidequest: Catch a Fish", 31, Rarity.UNCOMMON, mage.cards.s.SidequestCatchAFish.class));
+        cards.add(new SetCardInfo("Sidequest: Play Blitzball", 158, Rarity.UNCOMMON, mage.cards.s.SidequestPlayBlitzball.class));
         cards.add(new SetCardInfo("Sin, Spira's Punishment", 242, Rarity.RARE, mage.cards.s.SinSpirasPunishment.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Sin, Spira's Punishment", 348, Rarity.RARE, mage.cards.s.SinSpirasPunishment.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Sin, Spira's Punishment", 508, Rarity.RARE, mage.cards.s.SinSpirasPunishment.class, NON_FULL_USE_VARIOUS));
@@ -395,6 +396,7 @@ public final class FinalFantasy extends ExpansionSet {
         cards.add(new SetCardInfo("White Auracite", 41, Rarity.COMMON, mage.cards.w.WhiteAuracite.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("White Auracite", 579, Rarity.COMMON, mage.cards.w.WhiteAuracite.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("White Mage's Staff", 42, Rarity.COMMON, mage.cards.w.WhiteMagesStaff.class));
+        cards.add(new SetCardInfo("World Champion, Celestial Weapon", 158, Rarity.UNCOMMON, mage.cards.w.WorldChampionCelestialWeapon.class));
         cards.add(new SetCardInfo("Xande, Dark Mage", 516, Rarity.RARE, mage.cards.x.XandeDarkMage.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Xande, Dark Mage", 561, Rarity.RARE, mage.cards.x.XandeDarkMage.class, NON_FULL_USE_VARIOUS));
         cards.add(new SetCardInfo("Y'shtola Rhul", 443, Rarity.MYTHIC, mage.cards.y.YshtolaRhul.class, NON_FULL_USE_VARIOUS));
diff --git a/Mage/src/main/java/mage/abilities/common/EndOfCombatTriggeredAbility.java b/Mage/src/main/java/mage/abilities/common/EndOfCombatTriggeredAbility.java
index 76526cc7128..a6d36c6fa6a 100644
--- a/Mage/src/main/java/mage/abilities/common/EndOfCombatTriggeredAbility.java
+++ b/Mage/src/main/java/mage/abilities/common/EndOfCombatTriggeredAbility.java
@@ -1,7 +1,8 @@
 package mage.abilities.common;
 
-import mage.abilities.TriggeredAbilityImpl;
 import mage.abilities.effects.Effect;
+import mage.abilities.triggers.AtStepTriggeredAbility;
+import mage.constants.TargetController;
 import mage.constants.Zone;
 import mage.game.Game;
 import mage.game.events.GameEvent;
@@ -9,23 +10,18 @@ import mage.game.events.GameEvent;
 /**
  * @author LevelX2
  */
-public class EndOfCombatTriggeredAbility extends TriggeredAbilityImpl {
-
-    private final String rule;
+public class EndOfCombatTriggeredAbility extends AtStepTriggeredAbility {
 
     public EndOfCombatTriggeredAbility(Effect effect, boolean optional) {
-        this(effect, optional, null);
+        this(effect, TargetController.ANY, optional);
     }
 
-    public EndOfCombatTriggeredAbility(Effect effect, boolean optional, String rule) {
-        super(Zone.BATTLEFIELD, effect, optional);
-        this.rule = rule;
-        setTriggerPhrase("At end of combat, ");
+    public EndOfCombatTriggeredAbility(Effect effect, TargetController targetController, boolean optional) {
+        super(Zone.BATTLEFIELD, targetController, effect, optional);
     }
 
     protected EndOfCombatTriggeredAbility(final EndOfCombatTriggeredAbility ability) {
         super(ability);
-        this.rule = ability.rule;
     }
 
     @Override
@@ -39,15 +35,14 @@ public class EndOfCombatTriggeredAbility extends TriggeredAbilityImpl {
     }
 
     @Override
-    public boolean checkTrigger(GameEvent event, Game game) {
-        return true;
-    }
-
-    @Override
-    public String getRule() {
-        if (rule != null) {
-            return rule;
+    protected String generateTriggerPhrase() {
+        switch (targetController) {
+            case ANY:
+                return "At end of combat, ";
+            case YOU:
+                return "At the end of combat on your turn, ";
+            default:
+                throw new UnsupportedOperationException("Unsupported TargetController in EndOfCombatTriggeredAbility: " + targetController);
         }
-        return super.getRule();
     }
 }