FNF vs UnderTale

Game description:

This mod will make every player tremble with fear as Sans from Undertale decided to confront Boyfriend. It is a real challenge to outperform the antagonist in several new songs. Arrow symbols are moving at a crazy speed and you must press them in accordance with the rhythm. Will you manage this task? But wait! It is not only scary skeleton here – other characters from the famous game have also decided to have fun in the FNF world. So get ready for non-stop dancing! Do your best to become the best dancer!