I'll imagine him as a short man. Dressed in a sharp suit, with a [url=http://awarelabs-blog.s3.amazonaws.com/blog/villain.jpg]typical-villain moustache[/url], he's also bald and his head is rounded in shape, and has a pointed soul patch. So like the Devil, but he's also really nice. Really driving in the point that he may look stereotypical, but he doesn't act it.

Oh look! It's [url=http://cdnl.gentlemansgazette.com/wp-content/uploads/2015/03/Soul-Patch-675x900.jpg]Mark's Imposter that almost looks like him[/url]!