Iron Man: The Mask in the Iron Man Omnibus

Heart of steel: Captured by terrorists, genius inventor Tony Stark must secretly develop an all-new technology if he hopes to escape. Titanium trap: While investigating a string of thefts from a Stark facility in Brazil, Tony faces a rival with a suit of armor stronger than his own. Seven rings hath the Mandarin: Spider-Man, Hulk and Ant-Man join Iron Man in an attempt to stop the powerful Mandarin. There's an ape for that: Iron Man teams up with Nova to stop the Red Ghost and his three super-powered apes. Employee of the month: A rogue employee allows Spymaster and his team of villains to steal Stark technology, and, with Iron Man disabled, it takes the efforts of a very special employee to win the day.