Challengers of the Unknown by Jack Kirby

Jack Kirby reinvented the superhero genre with his sprawling saga of the Fourth World—a bold storytelling vision that was decades ahead of its time. In honor of this extraordinary talent’s centennial, DC Comics is proud to re-present the groundbreaking work of the King of Comics in a brand-new series of trade paperback editions collecting his classic DC titles in all their four-color glory!

After walking away from a seemingly un-survivable plane crash, test pilot Ace Morgan, mountain clim...