FNF Vs Sans (Fallen Star)

Game description:

The game is a musical duel between the game and Sans, a FNF character. You find yourself in a new location, namely the surface of an asteroid. There are completely new songs available to you. Just push the buttons with the arrows according to how they appear on the screen. The game gets harder with each level, so you have to be as careful as possible not to make too many mistakes. If you make a lot of mistakes, you will have to start the game from the beginning.