Z to jump, left and right arrow keys to move, X to dash. You can turn on up arrow key jumping in settings, which is accessed by pressing P, and you can reset your character (essentially die without adding to the death counter) with R.
I have no idea how hard this is, or how good it is. please add feedback about the difficulty. Music: Prospit and Derse 07 - Derse Dreamers Homestuck Vol. 9 - Moonsetter DM Dokuro - Pest of the Cosmos DM Dokuro - Scourge of the Universe