Black Knife but it's Petal Dance

And there is the inverse, the combo that was likely meant when people requested this combination. Thumbnail Sprite By: zmeownvoir2 Black Knife FLP:    • DELTARUNE - Black Knife (Recreation + FLP v2)   Petal Dance + Black Knife Original music and characters from Deltarune by Toby Fox. This is an unofficial fan song. Music is distributed by Materia Collective. #gaming #undertale #deltarune #tobyfox #undertalecover #videogamemusic #deltaruneust #deltarunemusic