Friday Night Funkin' vs Sans | FNF Mod | HTML 5 Online Port

"Friday Night Funkin' vs Sans" is a fan-made mod for the rhythm game "Friday Night Funkin'" that features Sans from "Undertale" in three new songs. This online port is based on the original mod, where players must hit the correct musical notes in time with the music to win. The goal is to outperform Sans in a musical battle and gain the affection of the protagonist's love interest.