FNF Reactor, but Everyone Sing it

Rating:4.7 (112 votes)
Released:December 29, 2025
Technology:HTML5 (Unity WebGL)
Platforms:Browser (desktop, mobile, tablet)

A Massive CrossoverFNF Mod

Get ready to experience one of the most chaotic and entertaining Friday Night Funkin’ crossovers ever created —“Reactor, but Everyone Sing it”. This mod brings together a huge roster of beloved characters from across the internet and gaming world, includingBaldi,Mickey Mouse,Cuphead,SpongeBob, and many more — all singing the iconicReactorsong from theVs Impostormod.

Whether you're a long-timeFNFfan or just love quirky indie mod content, this mod delivers a fun and unique twist on the classic rhythm formula. The mod is also available as aweb-optimized unblocked version, so you can play it directly in your browser without downloading anything.

What Makes This Mod Special?

At its core, this mod is a celebration of the FNF community’s creativity. It takes the high-energyReactortrack and transforms it into a full-blown group performance. Imagine your favorite characters — from horror game icons to classic cartoon stars — all taking the stage in a single FNF week. It's a true crossover event that’s as hilarious as it is musically challenging.

The mod doesn't just change the characters — it also reimagines the visual style, bringing in unique sprites and animations that reflect the wide variety of sources these characters come from. It's a treat for fans of both FNF and the many franchises represented here.

How to Play

This mod is built to be played in the browser, making it ideal for those who:

  • Can't run the original .exe file on their system
  • Are on devices like Chromebooks, Macs, or Linux systems
  • Want a quick and easy way to enjoy the mod without using up hard drive space

That said, keep in mind that theweb versionmay have slight differences or missing features compared to the full PC build. For the complete experience, we recommend playing the official download if possible.

Featured Characters

While the list of characters isextensive, some of the standout participants include:

  • Baldi (fromBaldi’s Basics)
  • Mickey Mouse (classicDisneyicon)
  • Cuphead (starring in his own hit game)
  • SpongeBobSquarePants (the legendary cartoon character)
  • And several others from popular FNF mods and indie games

Each character is given a moment to shine, either through individual animations or as part of a group ensemble. The result is a mod that feels like a love letter to the FNF modding community and the characters that make it great.

Mod Credits

This mod is a collaborative effort, combining assets and characters from a number of pre-existing FNF mods. Here are the key contributors and the projects they represent:

Main Creator

  • MarcosBlackWorld– Created the cover art and made the mod playable for public use

Mods and Sprites Used

  • Vs Impostor
  • Void Update 2
  • Sprites Is Gone Qt Mod
  • Over Bf
  • Cross
  • ROTW On Blantados
  • Sonic.Exe
  • Rayna V2
  • Blocky Myths
  • Baldi’s Basics In Funkin
  • Friday Night Incident
  • Sunday Night Suicide 2.5
  • Bikini Bottom Funkin
  • Hell On Kitty Mod
  • Doxxie
  • Cassette Girl V2Plus
  • Senpai
  • Notice Me Senpai Vs Cloud
  • Chromatic Scales

Play the mod here

Game Engine Credits

This mod runs on a custom engine developed and maintained by a team of passionate contributors:

  • ShadowMario– Main Programmer
  • bbpanzu– Additional Programming
  • RiverOaken– Main Artist and Animator
  • Contributions from various developers on GitHub

Original FNF Credits

We also want to give credit to the original minds behind Friday Night Funkin’:

  • ninja_muffin99– Lead Programmer
  • PhantomArcade3kandevilsk8r– Artists
  • kawaisprite– Composer
  • And the entire FNF open-source community on GitHub

Final Thoughts

"Reactor, but Everyone Sing it" is a must-play for any FNF mod enthusiast. It's a fun, fast-paced, and visually exciting take on a popular FNF track, brought to life with a cast of characters that span multiple universes. Whether you're in it for the nostalgia, the challenge, or the sheer absurdity, this mod is sure to deliver a memorable experience.

So why wait? Jump in, pick your favorite character, and get ready to drop the beat with one of the most unique FNF crossovers out there.