FNF vs UnderTale (Fuzz Edition)

Rating:4.6 (125 votes)
Released:February 26, 2026
Technology:HTML5 (Unity WebGL)
Platforms:Browser (desktop, mobile, tablet)

FNFvs UnderTale (Fuzz Edition): A Rhythmic Clash in the Underground

Step into the underground world ofUndertalewithFNF vs UnderTale (Fuzz Edition), a fan-made mod that brings the heat with three brand-new weeks of bone-chilling beats. In this rhythm game showdown,Boyfriendfaces off against iconic characters likeSans, Papyrus, and even the glitchy enigma that is W.D. Gaster. Whether you're a die-hardUndertalefan or just here for the funk, this mod delivers a unique and challenging musical experience.

Originally built for desktop, thisweb-optimized versionmakes it easy to enjoy the mod right in your browser—no downloads, no installations, and no need to worry about compatibility on Chromebooks, Macs, or low-end PCs. It's a great way to experience the mod unblocked, wherever you are.

Epic Showdowns and Original Tracks

Each week inFNF vs UnderTale (Fuzz Edition)introduces a new opponent and a set of original songs, each with its own visual style and rhythmic challenge:

  • Lazy Bones: A chill but groovy start, likely facing off against a laid-back skeleton.
  • Bone Battle: A high-energy track that pits you against the might of Sans himself.
  • Idiot / Lost and Found / stmpwyfs / Jurisdiction / Autophobic Dysphoria / TWR: These intense and creatively named songs take you through a range of moods and difficulties, from chaotic to emotional, with some glitchy surprises along the way.

The mod’s music and art style pay tribute toUndertale's quirky charm, while still keeping the fast-paced, arrow-slinging action fans love inFriday Night Funkin’.

Meet the Creators Behind the Mod

This mod was brought to life by a passionate team of modders and artists. Here's a shoutout to the key contributors who made this riff-filled adventure possible:

Fuzz Edition Team

  • Fuzz– Creator and lead developer
  • LuaGuy– Provided vocals for Gaster and general support
  • LunarBunny– Assisted with sprite creation
  • SpoonDiceMusic– Composer ofBone BattleandAutophobic Dysphoria
  • KCT– Created the 8-bit Chara sprites
  • VanillaJuniper– Designed PFlowey heal notes and Jevil’s chaos notes

Friday Night Funkin’ Base Game Credits

  • ninja_muffin99– Programming
  • PhantomArcade3kandevilsk8r– Artists
  • kawaisprite– Music composer
  • Plus contributions from the FNF GitHub community

Engine and Web Port Credits

  • ShadowMario– Main programmer
  • Yoshubs– Assistant programmer
  • RiverOaken– Main artist/animator
  • bbpanzu– Former programmer
  • Additional support from GitHub contributors

⚠️Note:While the web version is super convenient, it may differ slightly from the full PC mod. For the complete experience, consider downloading the original mod for PC.

Dive into the beat, test your skills, and see if you’ve got what it takes to out-funk the denizens of the Underground!