diff --git a/data/magic-m15-saga.mse-style/style b/data/magic-m15-saga.mse-style/style
index 49b3c6c4e..c92b7c925 100644
--- a/data/magic-m15-saga.mse-style/style
+++ b/data/magic-m15-saga.mse-style/style
@@ -236,6 +236,7 @@ init script:
 
 	# alternate rarity color
 	alt_rarity := {styling.alt_rarity_color}
+	custom_watermark_a := {if styling.card_watermark == "" or not contains(styling.card_watermark, match:".png") then "/magic-modules.mse-include/watermarks/other/planeswalker.png" else "/magic-mainframe-extras.mse-include/" + styling.card_watermark}
 
 ############################################################## Set info fields
 set info style:
@@ -333,6 +334,10 @@ styling field:
 	type: text
 	name: custom chapter coordinate
 	description: Set the custom symbol at the given height
+styling field:
+	type: text
+	name: card watermark
+	description: Filename in magic-watermarks to use for standalone card watermark
 styling field:
 	type: boolean
 	name: wider watermarks