Atari has shipped Superman: The Man of Steel, a third person action/adventure game featuring the World's Greatest Super Hero, to retail stores this week, exclusively for the Xbox video game system from Microsoft. Based on a story co-written by DC Comics, Superman: The Man of Steel challenges players to protect Metropolis from super-villains Brainiac 13 and Lex Luthor, as well as a legion of malevolent robots intent on taking over the world.