Basic Change is when the Undertale theme is flipped, changed, or modified while still having the basic plot to the story in some way. Most of these AU'S have there own versions of characters that follow a specific theme;
Genderswap
Gloomytale
YOU ARE READING
Undertale AU List [DISCONTINUED]
FanfictionThis book is long and needs a lot of work, so I don't think that I will continue to write in here, especially since I've left the undertale fandom now.
![Undertale AU List [DISCONTINUED]](https://img.wattpad.com/cover/108232714-64-k907909.jpg)