Undertale Customs - Prototype Download
Undertale Customs is an impressive Undertale fan game in which players will be able to embark on mini-Undertale adventures and do battle with powerful enemies - the prototype features the first episode of this adventure, in which you take on a very strict high school teacher - Craninex!
Alpha Beta Gamer
Undertale Customs Article
I wrote an article on the game Undertale Customs!