When teamed up with Hulk, Armor Overdrive is upgraded into the more powerful Gamma Overdrive. Iron Man is one of very few characters with free flight. Outside of Hyper-Velocity, Iron Man doesn’t ...

By upgrading the Hulkbuster with "cosmic harness" technology that he apparently confiscated from Doom, Iron Man is impervious to the Silver Hulk's energy blast and meets his ultra-powerful punch ...