Undertale is by far one of the best, and most influential, indie games ever made. Developed by Toby Fox, who's now working on the episodic Deltarune, it's also had its fair share of fan games. One such fan project has been in development for seven years, and after all that time Undertale Yellow has finally been released, and you can play it for free.
RELATED LINKS:
GameMaker, the engine behind Undertale and Hotline Miami, is now free
The best Christmas levels in PC games in 2022
AEW had Sans cosplay and ran the Undertale soundtrack on TV, the madmen