He come from hundred years of an alternative future,combining Bruce Banner's intelligence with the Hulk's more malevolent aspects, He is MAESTRO.
After a catastrophic world war, humanity is close to an extintion by radiation. being insane by the nuclear radiation he has absorbed and the bitterness he feels towards the world at his continued treatment, hulk is most intelligent, strongest, faster, and completely bad and cruel.
Maestro was made from blastaar figure, reesculpted neck, forehead, eyebrows and add a moustache. combine airbrush and drybrush and done.