FNF Majin Madness Plus
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FNF Majin Madness Plus


A FNF mod where Boyfriend rap-battle against in Majin Sonic in full week with 4 songs where fun is infinite.


  • Countless
  • Entertainment
  • Collision Chaos
  • Blue Streak


Boyfriend Was Alone in His House And Playing “Sonic CD” After Hours Of Playing Boyfriend Unlocked Something Called “Sound test” And Enters it. bf Put A Random Number And Test It. Then he wakes up in a random dark place and saw sonic with a laughing face? and has a MIC?!

Then Bf Doesn’t Know What To Do. The Guy Introduce Himself “Majin Sonic”. After He Met The Guy BF Started Talking About His Rapping Career and stuff And Majin Sonic Was Interested in BFs Rap-Battle Thing. So Majin Sonic Ask BF To Rap-Battle.

FNF Majin Madness Plus Mod Credits:

Game Engine Credits:

  • Shadow Mario: Main Programmer
  • bbpanzu: Additional Programmer
  • RiverOaken: Main Artist/Animator
  • Also everyone that contributed on GitHub.

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. Also help save hard drive space. Please keep in mind that this online web port might be slightly different and/or have missing mechanics than the PC version. So make sure to also get the PC version if you have a PC.

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