Board Thread:Lore Discussion/@comment-5632187-20130209000209/@comment-1687225-20130209014823

It's possible. There's no denying the similarities of Manus, his magic, and those of the unnamed sorcerer. The only thing that would speak against this theory is that you find one (or two, I forget) of the Dark Sorceries on a corpse, while manus himself is (up until that point) well and alive.