diff --git a/api/functions/Card/IsMonsterCard.yml b/api/functions/Card/IsMonsterCard.yml
index 7842186..9f6325b 100644
--- a/api/functions/Card/IsMonsterCard.yml
+++ b/api/functions/Card/IsMonsterCard.yml
@@ -13,4 +13,4 @@ returns:
     description: >-
       `true` if the card is originally a Monster Card, `false` otherwise.
 status: { index: stable }
-tags: [ card-check, card-type-related ]
\ No newline at end of file
+tags: [ card-check, card-type-related, original-property ]