A probable pseudonym or character name. “Rebel” signals anti-authority. “Rhyder” – variant of “Rider” (tarot: The Rider-Waite deck; or a motorcycle rider in outlaw culture). Could be a musician, a modder, or a performance artist known for transgressive “filth studies.”
If this is a request to write the missing content, here is a mock Table of Contents for Filth Studies Vol. 1, T Update : assylum 23 04 01 rebel rhyder filth studies 1 t updated