Prep-Man
Upgraded Metallo.
http://media.comicvine.com/uploads/6/65157/1402894-metallosupes_large.jpg
vs
http://media.comicvine.com/uploads/0/2/75583-135098-iron-man_large.jpg
http://media.comicvine.com/uploads/6/65157/1402894-metallosupes_large.jpg
vs
http://media.comicvine.com/uploads/0/2/75583-135098-iron-man_large.jpg