tournament api returns tournament created by the user

api/views.py

@@ -80,7 +80,13 @@ class TournamentViewSet(SoftDeleteViewSet):
     def get_queryset(self):
         if self.request.user.is_anonymous:
             return []
-        return self.queryset.filter(event__creator=self.request.user)
+            return self.queryset.filter(
+                Q(event__creator=self.request.user))
+
+        return self.queryset.filter(
+            Q(event__creator=self.request.user) | Q(related_user=self.request.user)
+        ).distinct()
+
 
     def perform_create(self, serializer):
         serializer.save()