diff --git a/forge-gui/res/formats/Casual/Brawl.txt b/forge-gui/res/formats/Casual/Brawl.txt
index 6c723158239..d15cd9908e5 100644
--- a/forge-gui/res/formats/Casual/Brawl.txt
+++ b/forge-gui/res/formats/Casual/Brawl.txt
@@ -3,5 +3,5 @@ Name:Brawl
 Order:101
 Type:Casual
 Subtype:Commander
-Sets:GRN, RNA, WAR, M20, ELD, THB, IKO
+Sets:GRN, RNA, WAR, M20, ELD, THB, IKO, M21
 Banned:Drannith Magistrate; Golos, Tireless Pilgrim; Lutri, the Spellchaser; Oko, Thief of Crowns; Sorcerous Spyglass; Winota, Joiner of Forces;