@Maddness: That's not generations, that's SF ALPHA the movie. Generations does have a strange style though. @ThatDon: I Like what you've done, but I'd agree that the flatness of the Chin & nose is very distinct in Akuma. He has almost a lion-like feal to his face, the wide flat nose being the main element.
As Per128 said, it looks promising, but hopefully you are using more references of Akuma to help you figure out the face, as the concept you have is hinting as to what he looks like which is a hard thing to recreate. One thing I would suggest is to get the form right, before taking it to far in the details, they help but…