undertale monster mania: hard mode undyne +...BF? (roblox)
...idk I guess its kinda cool that they took undyne's spears are turned them into Friday Night Funkin notes at phase 2 (honestly its also kinda funny that even before FNF UTMM undyne always had 4 sides the spears can come from).
the game: https://web.roblox.com/games/16829308...