FNF Mario Madness remix is a free online Friday Night Funkin mod available at fnf.gosprunki.net. This eerie mod brings Mario.exe into the rhythm battle arena. The creator confirms: "yeah mario.exe is here!"
The mod runs on the creator's custom engine, currently at Version 1.4 alpha. Lag issues have been fixed (the creator says "probably").
Warning: This mod contains creepy and disturbing content. It is recommended for mature players only. Proceed with caution.
Boyfriend and Girlfriend discover a strange Super Mario Bros cartridge. When BF attempts to play the game, both are sucked into Mario's world. There, they meet Mario in his mysterious "unknown phase" – a dark transformation that sets the stage for an unsettling rhythm battle.