The original X-Men -- Cyclops, Beast, Angel, Iceman and Marvel Girl -- star in uncanny adventures that brought the first era of mutant mayhem to a close! This Omnibus is filled with milestones -- from the team's new costumes and the death of Professor X, to the first appearances of Havok, Polaris and Sunfire! But when Roy Thomas united with Neal Adams, they produced one of the most amazing evolutions in Marvel history! These two titanic talents brought...