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Welcome to Undertale Yellow. In this fan made prequel to the RPG Undertale, you control a human who falls underground into the world of monsters... but will you make it out alive? Grab your cowboy hat and your gun and take the place of Undertale’s Yellow soul in their journey through the Underground on an original adventure.
When a child named Clover sets out on a mission, they find themself deep within the Underground. In this foreign land, monsters lurk around every corner, but are they friend or foe?
The Underground
Undertale
December 9, 2023
Undertale Yellow was released on December 9, 2023.
Undertale Yellow takes about 9 hours for the main story, or around 16 hours for full completion.
Undertale Yellow is available on PC (Microsoft Windows).
No — Undertale Yellow is a single-player game.
Undertale Yellow was developed by Team Undertale Yellow.