Yes. He was one of those Epics who got his powers, tested them, mastered them, and decided he was a god in a very short span of time. He was from a fairly small and isolated farming community near the Washington/Oregon border and, after testing his powers on them, he quietly killed every non-Epic there and moved on to the nearest small city, The Dalles.
Snape had some pretty deep flaws, but he is too awesome to be compared to Reader. Although I do enjoy picturing him as Alan Rickman. "Sit down and have a chat….you twit."
He went out soon, and that's what matters.
Nighthound as a Death Eater—in either Potterverse or Oregonverse?
Maybe a cross between Dumbledore and Luna Lovegood?