Male, aging, crooked teeth, messy hair, lab coat, affection for world domination, spectacles/goggles, dramatic posing — one evil and fashionable scientist.

Thanks populous for the promo!

Added a second style : http://steamcommunity.com/sharedfiles/filedetails/?id=155662458

FAQ :
-OMG it's Dr Steel!
Yep.
-OMG it's Hugo Strange!
Yep.
-OMG it's Gendo Ikari!
yep.
-OMG it's Abraham Lincoln!
Yep.

This wasn't actually based on any of those characters, but more on the stereotype of evil scientist facial hair, that tend to look like that. The fact there's so many characters using it is enough proof :p