A second thrilling Archive Edition featuring the adventures of the Challengers of the Unknown, with art by Jack Kirby & Wally Wood! This volume collects CHALLENGERS OF THE UNKNOWN #3-8, circa 1958-1959, and is offered at a special low price! This volume is highlighted by a host of '50s science-fiction oddities, including a mysterious "star stone" that bestows super-powers, a space circus, monsters from space, a planet populated by robots, and more! Plus, an introduction by John Morrow, editor/publisher of The Kirby Collector.