diff --git a/Mage.Tests/src/test/java/org/mage/test/cards/single/ncc/SyrixCarrierOfTheFlameTest.java b/Mage.Tests/src/test/java/org/mage/test/cards/single/ncc/SyrixCarrierOfTheFlameTest.java
index 5408e56ea6e..9e03139b766 100644
--- a/Mage.Tests/src/test/java/org/mage/test/cards/single/ncc/SyrixCarrierOfTheFlameTest.java
+++ b/Mage.Tests/src/test/java/org/mage/test/cards/single/ncc/SyrixCarrierOfTheFlameTest.java
@@ -45,6 +45,35 @@ public class SyrixCarrierOfTheFlameTest extends CardTestPlayerBase {
 
     }
 
+    @Test
+    public void testDamageTriggerOpponentSource() {
+        String cremate = "Cremate"; // {B} Exile target card from a graveyard. Draw a card.
+        addCard(Zone.BATTLEFIELD, playerA, syrix);
+        addCard(Zone.BATTLEFIELD, playerA, phoenix);
+        addCard(Zone.GRAVEYARD, playerA, historian);
+        addCard(Zone.BATTLEFIELD, playerB, "Swamp");
+        addCard(Zone.HAND, playerB, cremate);
+
+        castSpell(2, PhaseStep.PRECOMBAT_MAIN, playerB, cremate, historian);
+
+        checkExileCount("exiled", 2, PhaseStep.POSTCOMBAT_MAIN, playerA, historian, 1);
+        checkLife("before trigger", 2, PhaseStep.POSTCOMBAT_MAIN, playerA, 20);
+        checkLife("before trigger", 2, PhaseStep.POSTCOMBAT_MAIN, playerB, 20);
+
+        addTarget(playerA, phoenix); // target Phoenix
+        addTarget(playerA, playerB); // deals damage
+
+        setStrictChooseMode(true);
+        setStopAt(3, PhaseStep.UPKEEP);
+        execute();
+
+        assertLife(playerA, 20);
+        assertLife(playerB, 16);
+        assertPowerToughness(playerA, syrix, 3, 3);
+        assertPowerToughness(playerA, phoenix, 4, 2);
+
+    }
+
     @Ignore("Usable zone issue, see #10550")
     @Test
     public void testCast() {
diff --git a/Mage/src/main/java/mage/watchers/common/CardsLeftGraveyardWatcher.java b/Mage/src/main/java/mage/watchers/common/CardsLeftGraveyardWatcher.java
index 68f3efe3add..9d9a1d9dc3d 100644
--- a/Mage/src/main/java/mage/watchers/common/CardsLeftGraveyardWatcher.java
+++ b/Mage/src/main/java/mage/watchers/common/CardsLeftGraveyardWatcher.java
@@ -29,8 +29,12 @@ public class CardsLeftGraveyardWatcher extends Watcher {
                 || ((ZoneChangeEvent) event).getFromZone() != Zone.GRAVEYARD) {
             return;
         }
-        UUID playerId = event.getPlayerId();
-        if (playerId == null || game.getCard(event.getTargetId()) == null) {
+        Card card = game.getCard(event.getTargetId());
+        if (card == null) {
+            return;
+        }
+        UUID playerId = card.getOwnerId();
+        if (playerId == null) {
             return;
         }
         cardsLeftGraveyardThisTurn.computeIfAbsent(playerId, k -> new HashSet<>())