So! I just found a CLEAR reference to Undertale in Smash Ultimate - Super Smash Bros. Ultimate Forum - Neoseeker Forums

So, I've been binging smash ultimate since it come out. And the only Challenge i have left to complete is the 200 quickpl

Every Undertale Reference in the Sans Reveal Trailer for Super

Female character designs without the fan service (Read OP)

Guide to beating 'The True Arena' (Guide Completed!) (Spoiler Free

If an Undertale character got into Super Smash Bros. (not as a Mii

Completed: Season 4, Game 4: Undertale [The Mafia Championship]

Guide to beating 'The True Arena' (Guide Completed!) (Spoiler Free

Sans confirmed for Smash 6 - Sans confirmed for Smash 6 - iFunny

Guide to beating 'The True Arena' (Guide Completed!) (Spoiler Free

Guide to beating 'The True Arena' (Guide Completed!) (Spoiler Free

Guide to beating 'The True Arena' (Guide Completed!) (Spoiler Free

Super sans Bros Ultimate Modpack [Super Smash Bros. Ultimate] [Mods]