Paramount/Marvel  has already given The Avengers sequel the green light. Now fans are speculating what superheroes will be making an appearance in the next installment of the uber-successful franchise.

At Comic-Con last week, Don Cheadle hinted that one of those Marvel heroes may be his Iron Man 2 character James Rhodes.  Initially played by Terrance Howard in the first Iron Man movie, Rhodes is a military colonel with a tenuous friendship with Tony Starks.  He wears the War Machine suit,  which he kind of borrowed from Stark, and had outfitted with some big military guns. | Full Story