FNF Boyfriend Lost to Corruption

Rating:4.7 (95 votes)
Released:December 1, 2025
Technology:HTML5 (Unity WebGL)
Platforms:Browser (desktop, mobile, tablet)

Battle the Darkness in This IntenseFNF Mod

InFriday Night Funkin’:BoyfriendLost toCorruption, you’ll face off against a twisted, darker version of yourself in a high-stakes musical showdown. This mod takes the classicFNFformula and injects it with a dramatic, shadowy twist — complete with a haunting cover ofLost to Darknessand the emotional return ofPicoandGirlfriend, who come to your aid in the depths of corruption.

Whether you're a long-time FNF fan or a rhythm game enthusiast looking for a fresh challenge, this mod delivers a unique and immersive experience that tests both your skills and your resolve.

Gameplay: A Fight Against the Shadows

The story unfolds as Boyfriend is pulled into a world consumed by corruption. Here, he must battle his own dark reflection through intense rap battles and perfectly timed arrow hits. The tracklist kicks off with a powerful rendition ofLost to Darkness, setting a dramatic tone for the entire mod.

Pico and Girlfriend make a surprising appearance in the void, offering their support. But will their help be enough to pull Boyfriend out of the abyss? The answer lies in your rhythm skills and how well you can keep up with the challenging note patterns.

This mod is available to play online, making it easy to jump in and start playing directly in your browser. It’s been optimized for a wide range of devices, so whether you’re on a Chromebook, Mac, Linux, or a low-end PC, you can still enjoy the action without needing to download or install anything.

Voice Talents and Music Highlights

  • Sonic.EXE.-.Fanatic– Boyfriend's voice
  • Susie and Lancer– Pico's voice
  • RainbowCuteCat– Girlfriend's voice
  • TheCannonMaster– “Lost to Darkness” cover
  • Kolorowy_Bandyta– Creator, charting, music, and art

Mod Credits

RoleContributor
Creator / ChartingKolorowy_Bandyta
Song CoverTheCannonMaster
Boyfriend VoiceSonic.EXE.-.Fanatic
Pico VoiceSusie and Lancer
Girlfriend VoiceRainbowCuteCat

Game Engine Credits

RoleContributor
Main ProgrammerShadowMario
Assistant ProgrammerYoshubs
Main Artist/AnimatorRiverOaken
Ex-Programmerbbpanzu
GitHub ContributorsCommunity

Original FNF Credits

Friday Night Funkin’was created by a talented team of independent developers:

  • ninja_muffin99– Programming
  • PhantomArcade3kandEvilsk8r– Art
  • kawaisprite– Music
  • Plus many other open-source contributors on GitHub

Web Port Accessibility

This browser-optimized version ofBoyfriend Lost to Corruptionaims to make the mod more accessible to a wider audience. Whether you're on a school-issued Chromebook, a Mac, Linux, or a low-spec PC, you can dive into the action right in your browser. While some features or mechanics may differ slightly from the original PC build, the core experience remains intact. For the full mod experience, downloading the PC version is always recommended.