According to the source, he will play Eric Savin. In the Marvel comics, the mysterious Savin was put in charge of U.S. Army’s Project: Ultra-Tech. After running over a landmine, he woke up to find himself transformed into the cyborg known as Coldblood-7, and later simply Coldblood.
From what we know about the third Iron Man film, written and directed by Shane Black, it will be partially based on Warren Ellis’ comic book arc Extremis.
Iron Man 3 being scheduled for 3 May 2013. Production is expected to take place in North Carolina within the next few weeks and begin location filming in China in summer 2012. Jon Favreau recently reported he was “very involved” in the production.