Select your difficulty level.
I want to have a GOOD TIME
I want to have a BAD TIME
I want to have a REALLY BAD TIME
I've made a better fangame here! (It's Undyne.)
Endless Sans v.0.68, by Joe Zeng.
Undertale © 2015 Toby Fox.
Special thanks to /r/undertale for helping me playtest! Also special thanks to Terry Cavanagh for making this kind of game in the first place.