FNF vs Sonic.exe – Fatality

Rating:4.9 (145 votes)
Released:May 16, 2026
Technology:HTML5 (Unity WebGL)
Platforms:Browser (desktop, mobile, tablet)

A High-Octane Showdown inFNFvsSonic.exe

Get ready for a thrilling preview of the upcomingSonic.exe 3.0mod — whereBoyfriendgoes head-to-head with the terrifying Fatal Error Sonic. This mod introduces a brand-new track titled“Fatality”, delivering intense vocals and a haunting beat that fans of horror-themed Friday Night Funkin’ (FNF) content won’t want to miss.

Whether this teaser was released as an elaborate April Fools' gag or a genuine sneak peek, one thing’s certain: it brings high production value and keeps fans hyped for the full release. Either way, it's a solid piece of content to enjoy while waiting for the officialSonic.exemod to drop.

About the ‘Fatality’ Mod

This FNF mod stands out by bringing dark lore and fast-paced rhythm gameplay together. Facing off against Fatal Error Sonic adds a creepy twist to the usual FNF formula, making it a memorable experience for both horror and rhythm game enthusiasts.

Web-Optimized for Maximum Accessibility

One of the major highlights of this version is itsweb-optimized port, designed to make the mod playable across various platforms. Whether you're using a low-end PC, a Chromebook, or running macOS or Linux, this build ensures broader access so more players can jump in and jam.

Meet the Creative Team

The mod is brought to life by a passionate team of developers and artists who’ve poured creativity into every aspect:

Mod Development Team

  • RightBurstUltra– Owner/Director
  • Comgaming– Sonic.exe Artist and Director
  • Saster– Composer of “Fatality”
  • AnarackWarriors– Creator of Fatal Error Sonic

Game Engine Contributors

Powered by a robust engine built for performance and flexibility:

  • ShadowMario– Main Programmer
  • bbpanzu– Additional Programming
  • RiverOaken– Main Artist/Animator
  • Contributions from the open-source community on GitHub

Original FNF Credits

We also tip our hats to the original minds behind Friday Night Funkin’:

  • ninja_muffin99– Lead Programmer
  • PhantomArcade3kandevilsk8r– Artists
  • kawaisprite– Composer
  • And all contributors to the FNF GitHub repository

With strong visuals, eerie themes, and smooth web compatibility,FNF vs Sonic.exe – Fatalitydelivers a chilling and rhythmic challenge that’s perfect for seasoned FNF players and Sonic fans alike.