In the tradition of Doc Savage, the Avenger and the Shadow comes ... the Challenger. Wrongly convicted of a crime he did not commit, the man who would become the Challenger swore to help others who could not help themselves. Joined by a group of assistants -- experts in their own endeavors -- the Challenger rights wrongs sand punishes evil-doers. In August 1947, Challenger finds himself up against the weird menace of the Winter Wizard -- a madman who is able to control the weather