diff --git a/config/formats.ts b/config/formats.ts
index a62ddb5588..4a8010d2ee 100644
--- a/config/formats.ts
+++ b/config/formats.ts
@@ -112,8 +112,9 @@ export const Formats: import('../sim/dex-formats').FormatList = [
 		ruleset: ['Little Cup', 'Standard'],
 		banlist: [
 			'Aipom', 'Basculin-White-Striped', 'Cutiefly', 'Diglett-Base', 'Dunsparce', 'Duraludon', 'Flittle', 'Gastly', 'Girafarig', 'Gligar',
-			'Magby', 'Meditite', 'Misdreavus', 'Murkrow', 'Porygon', 'Qwilfish-Hisui', 'Rufflet', 'Scraggy', 'Scyther', 'Sneasel', 'Sneasel-Hisui',
-			'Snivy', 'Stantler', 'Torchic', 'Voltorb-Hisui', 'Vulpix', 'Vulpix-Alola', 'Yanma', 'Moody', 'Heat Rock', 'Baton Pass', 'Sticky Web',
+			'Magby', 'Meditite', 'Misdreavus', 'Murkrow', 'Porygon', 'Qwilfish-Hisui', 'Rufflet', 'Scraggy', 'Scyther', 'Shellder', 'Sneasel',
+			'Sneasel-Hisui', 'Snivy', 'Stantler', 'Torchic', 'Voltorb-Hisui', 'Vulpix', 'Vulpix-Alola', 'Yanma', 'Moody', 'Heat Rock', 'Baton Pass',
+			'Sticky Web',
 		],
 	},
 	{
@@ -347,7 +348,7 @@ export const Formats: import('../sim/dex-formats').FormatList = [
 		ruleset: ['[Gen 9] LC'],
 		banlist: [
 			'Chinchou', 'Diglett-Alola', 'Drifloon', 'Elekid', 'Foongus', 'Glimmet', 'Gothita', 'Grookey', 'Growlithe-Hisui', 'Koffing', 'Mareanie', 'Mienfoo', 'Mudbray',
-			'Pawniard', 'Sandshrew-Alola', 'Shellder', 'Shellos', 'Snover', 'Stunky', 'Timburr', 'Tinkatink', 'Toedscool', 'Trapinch', 'Vullaby', 'Wingull', 'Zorua-Hisui',
+			'Pawniard', 'Sandshrew-Alola', 'Shellos', 'Snover', 'Stunky', 'Timburr', 'Tinkatink', 'Toedscool', 'Trapinch', 'Vullaby', 'Wingull', 'Zorua-Hisui',
 			// LC UUBL
 			'Deerling', 'Minccino', 'Light Clay',
 		],
diff --git a/data/formats-data.ts b/data/formats-data.ts
index 922c5c0320..249e442540 100644
--- a/data/formats-data.ts
+++ b/data/formats-data.ts
@@ -696,7 +696,7 @@ export const FormatsData: import('../sim/dex-species').SpeciesFormatsDataTable =
 		natDexTier: "RU",
 	},
 	shellder: {
-		tier: "LC",
+		tier: "NFE",
 	},
 	cloyster: {
 		tier: "NUBL",