FNF vs. Mongus Fungus

Rating:4.7 (172 votes)
Released:February 10, 2026
Technology:HTML5 (Unity WebGL)
Platforms:Browser (desktop, mobile, tablet)

FNFvs. Mongus Fungus: An Impostor-Themed Rap Battle

Get ready to step into a rhythm-filled showdown withFNF vs. Mongus Fungus, a fun and quirky Friday Night Funkin’ mod that brings the vibe ofAmong Usinto the music world. In this mod, you play as a Crewmate pet facing off in a rap battle — because who doesn’t love a good pet vs. pet showdown?

Powered by thePsych Engine, this mod is built for web play, making it easy for anyone to jump in, no matter their device. Whether you're on a Chromebook, Mac, Linux, or just have a low-end PC, this version ensures the funk never stops.

Tracklist: Songs You’ll Be Rapping To

Voted

A high-energy opener that sets the tone for the battle. The beat is infectious, and the lyrics? Let’s just say you won’t be voting this one out anytime soon.

Meeting

Dial up the tension with this one. It captures the classicAmong Usmeeting chaos in musical form. Can you keep up with the rhythm while uncovering the impostor?

Who Made This Mod?

This mod is brought to life by a team of talented creators:

  • Atomixx: Main musician behind the catchy beats
  • Niffirg: Charter, keeping the note patterns fresh
  • Mayokiddo: Animator of the green among us character and background artist
  • BAnims: Animator and self-proclaimed procrastinator
  • A tip of the hat toAmong Us– go support the original game!

About the Psych Engine

ThePsych Enginemakes this mod possible, especially for those looking to play in-browser. Here's a shoutout to the key developers behind it:

  • ShadowMario: Main programmer
  • bbpanzu: Additional programming help
  • RiverOaken: Main artist and animator
  • And to everyone who contributed via GitHub – you rock!

Original FNF Creators

Let’s not forget the legends who started it all:

  • ninja_muffin99: Programming
  • PhantomArcade3kandevilsk8r: Art
  • kawaisprite: Music
  • And to all the GitHub contributors who helped build the open-source foundation of FNF

Why Play the Web Version?

This web-optimized version ofFNF vs. Mongus Funguswas made to ensure that everyone can enjoy the mod, regardless of their hardware. No need to worry about .exe files or system compatibility – just open your browser and start jamming!