cover by keron grant & rob stull frank tieri/keron grant/rob stull Locked in the fight of his life, Iron Man uses all of the features of his new armor! Who is the Mad Bomber? What is the fate of Tony Stark's alter-ego, Hogan Potts? Will even Iron Man's newly-designed armor be enough to defeat a titanic triple threat? Find out in the pulse-pounding conclusion to "The Big Bang Theory!" Cover price $2.25.