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 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 climber Red Ryan, heavyweight boxing champ Rocky Davis and underwater explorer Prof Haley make a pact to continue defying death and seeking out mystery around the world. Their motto is “Dare Anything,” and their assignments are the most unusual and incredible tasks ever encountered! There is no danger that they fear, or risk that they will not accept! They call themselves…the Challengers of the Unknown! Discover some of comics’ most daring writing and dynamic art—and thrill to the imaginative power of one of the medium’s greatest masters—in CHALLENGERS OF THE UNKNOWN BY JACK KIRBY, collecting all of the King’s stories from SHOWCASE #6-7 and 11-12 and CHALLENGERS OF THE UNKNOWN #1-8, accompanied by illuminating essays from former DC editor Paul Kupperberg and acclaimed Kirby historian John Morrow.

Four years before Jack Kirby and Stan Lee created Marvel's Fantastic Four, there was another adventurous foursome co-created by Kirby that set forth to challenge the unknown.

Once considered heroes, the Challengers of the Unknown are now treated like relics, but that all changes when their mountaintop headquarters are blown up and they are placed on trial for their lives.

Collecting Showcase Presents #6, 7, 11, 12 and Challengers of the Unknown#1-18 (1957-1959)! Relive the classic Silver Age adventures of Jack Kirby'sChallengers of the Unknown - a team brought together by fate dedicated to a lifeof harrowing adventure in the name of good!

After surviving the crash of a small aircraft, test pilot Ace Morgan, daredevil Red Ryan, heavyweight boxing champ Rocky Davis and marine scientist Professor Haley unite as The Challengers of the Unknown. Their mission - to explore the unexplainable for the good of mankind.

ÒThe Man Who Tampered with Infinity.Ó A mad scientist uses an Òinfinity machineÓ to teleport monsters from other dimensions. ÒThe Human Pets.Ó An alien boy collects Òanimals.Ó