Not much information to go by but according to
Deadline, James Badge Dale will play Savin, a villain in Iron Man 3.
Robert Downey Jr stars as Tony Stark/Iron Man and Shane Black is directing. Ben Kinsgley has been rumored as The Mandarin, and Gwyneth Paltrow and Rebecca Hall are also in the film. Production has just begun on the third movie.
UPDATE:
Variety reported the story about James Badge Dale joining Iron Man 3 and included that his character of Savin is
'Eric Savin, he's a Lieutenant Colonel in the U.S. Army put in charge of Project: Ultra. After stepping on a land mine, cybernetic surgery is performed on him and he's resurrected as the cyborg Coldblood.'
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