There was a call for more concept-y art at work, and by jove am I ever inclined to answer that call. He's actually featured in a comic coming up that needed to be concepted anyway, so double trouble!
I showed them to a coworker of mine and we just acknowledged that we were "both gonna have a shitton of blue and orange dramatically lit fire paintings and not resent each other for it? o ______o"
Protip for google image search: Sulphur? Yes. Bodybuilders?... Not so much.