FNF vs The Boss (The Doomsday)
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FNF vs The Boss (The Doomsday)


A mod of Friday Night Funkin where Boyfriend rap-battle against a very wasted gentlemen that called himself “The Boss”.


One day BF and GF decide to go for a walk.
At some point on their walk they find a oil factory and trespass because they were curious of what was in there, Inside the factory is where they meet a funny little guy named “The Boss”

BF decides to challenge him to a rap battle for fun, I mean, whats the worst that could happen?


  • The Boss
  • Infinite Power
  • CountDown
  • The Ron (Secret song, just enter the code on the Main Menu, then press ENTER) Ron pretend to be The Boss in a cool way.
    • Code Hint: RONTHE_ _ _ _


Vs. The Boss is NOT trying to rip off or copy Bob in any way, shape, or form, Reimagine :the game: (The Boss’ source game) came out YEARS before FNF itself released.


Consider joining the discord server: https://discord.gg/cW4mwAKMhm

Mod Credits:

If you had fun and would like to keep up-to-update on the mod, make sure to support mod creators on their social media by subscribing, following, liking, etc.


  • Always and only download for your Desktop PC on HERE.

Original FNF Credits:

  • ninja_muffin99 – Programming
  • PhantomArcade3k and evilsk8r – ARTISTS
  • kawaisprite – TASTY MUSIC
  • AND everyone that contributed to the github source.

The goal of this web optimized port is to make FNF and this mod more accessible to players that can’t otherwise play it on their potato PC, on a Chromebook,  on their Mac, on their Linux, or simply can’t run the EXE files on their computer.

If you want a challenge, turn off Ghost Tapping in the settings.

Recommend using Google Chrome to play FNF Mod for the best performance.

Jam to the beats and just have fun!

FNF vs The Boss The Doomsday is a online Rhythm Game you can play for free in full screen at KBH Games. Easily play FNF vs The Boss The Doomsday on the web browser without downloading. Hope the game will bring a little joy into your daily life.