diff --git a/config/formats.js b/config/formats.js
index e4637d958d..77d07cf806 100644
--- a/config/formats.js
+++ b/config/formats.js
@@ -432,7 +432,9 @@ exports.Formats = [
 		banlist: [
 			'Ho-Oh',
 			'Kangaskhanite',
-			'Arceus', 'Arceus-Bug', 'Arceus-Dark', 'Arceus-Dragon', 'Arceus-Electric', 'Arceus-Fairy', 'Arceus-Fighting', 'Arceus-Fire', 'Arceus-Flying', 'Arceus-Ghost', 'Arceus-Grass', 'Arceus-Ground', 'Arceus-Ice', 'Arceus-Poison', 'Arceus-Psychic', 'Arceus-Rock', 'Arceus-Steel', 'Arceus-Water'
+			'Arceus', 'Arceus-Bug', 'Arceus-Dark', 'Arceus-Dragon', 'Arceus-Electric', 'Arceus-Fairy', 'Arceus-Fighting', 'Arceus-Fire', 'Arceus-Flying', 'Arceus-Ghost', 'Arceus-Grass', 'Arceus-Ground', 'Arceus-Ice', 'Arceus-Poison', 'Arceus-Psychic', 'Arceus-Rock', 'Arceus-Steel', 'Arceus-Water',
+			'Mewtwo',
+			'Xerneas'
 		]
 	},
 	{