This comic digest features an original Challengers of the Unknown story plus reprints from Action Comics #287 and #289, Adventure Comics #77, Aquaman #45, Shazam #9, and The Spectre #3. Highlights include Supergirl saving the Legion of Superheroes from the Positive Man, and a team-up of Wildcat and the Spectre. (The story about Supergirl trying to find Superman a date is pretty funny too.)
Writers include Bob Rozakis, Jerry Siegel, Steve Skeates, Elliot S. Maggin, Jack Kirby, and Mike Friedrich. Artists include Alex Toth, Jack Kirby, Jim Aparo, Jim Mooney, Dave Cockrum, and Neal Adams. The cover is by Gil Kane.