FNF Toxic Sans after Undertale

FNF Toxic Sans after Undertale is part of the Friday Night Funkin’s series, with Boyfriend taking on Sans in a rap battle against a series of soundtracks like Broken Bone, Blood Killer and the Last Toxic. The game and the musical showdown are set at a time of post-nuclear disaster. 

How to play?

• The falling arrows on the screen should be in perfect tandem with the music in the background.
• The health bar at the bottom of the screen should be maximum for earning extra points
• Fill the meter to unlock special moves that help your progress in the game.