FNF Sasn (UnderPants) is one of the most popular FNF Mod based on the Friday Night Funkin game. This Vs Sasn (UnderPants) FNF Mod is a little bit difficult so you can play it on Easy mode. In This FNF Vs Sasn (UnderPants) Mod, you play as Fris as you rap-battle against a funny version of Sans called Sasn. You might also like FNF Running Hell: Sonic.exe vs Tails and Pibby Darkness Takeover vs Family Guy

How to Play?

You can use WASD or Arrow Keys to play Vs Sasn (UnderPants) FNF Online Mod on your Computer. You have to press the keys as notes reach the judgment line. You can Start or Pause the Vs Sasn (UnderPants) Mod using Enter key.

Game Controls

• Arrow Keys or WASD
• Space and Enter