The most powerful object in the universe, the Infinity Sword, has been shattered in a battle between Iron Man and Dr. Doom. But Doom won't give up easily; he'll leave no stone unturned until he recovers every last shard. Iron Man snags Wolverine, Hulk, Thor, the Silver Surfer, and a hotshot flyer named the Falcon to beat Doom at his own game. With friends like Captain America, Ms. Marvel, and other heroes helping out, Iron Man can lead the Super Hero...