Quote Originally Posted by Emanick View Post
(Which I guess doesn't make for the best moral - "The bad guy who stripped away all of his humanity to become an undead monstrosity defeats the good guy because the good guy still had his humanity intact" hardly seems like an inspiring takeaway.)
If it helps remember Xykon wasn't exactly a non-monstrosity overflowing with humanity before he was undead.

He has greater potential to act on those impulses now he is a lich, but he always had them