Originally Posted by
TeChameleon
Huh. From what I remember, historically, the 'evil' equivalent to a saint would be a heretic (both terms having been somewhat devalued over the years... originally, to be branded a heretic, you had to be actively teaching something that went against mainstream doctrine).
So 'Heretic' could work... 'Gnossos' ('one who knows') might be a way to go as well, since there historically actually was a Gnostic heresy way back in the day.
Oh, and the usual caveat applies- I'm working from memory here and could be wildly, stupidly wrong. If I am, sorry >.O