Introduction by John Morrow
Marvin Stein listed as inker in DC Archive credits, but per Stein's conversations with Greg Theakston, he did not ink any Challengers stories.
This story is considered a dry run for Fantastic Four #1. Rocky is shot into space, crashes, then exhibits super-strength, invisibility, fire powers, and giant growth. Marvin Stein listed as inker in DC Archive credits, but per Stein's conversations with Greg Theakston, he did not ink any Challengers stories.
1) The splash on page 12 is very reminiscent of a panel in Fantastic Four #19 with Rama-Tut. 2) Tiko sabotages the final return so the time cube crashes in 1994 Metropolis: see The Adventures of Superman 508. 3) Marvin Stein listed as inker in DC Archive credits, but per Stein's conversations with Greg Theakston, he did not ink any Challengers stories. Some panels must be Wally Wood's.
Introduction of Drabny, later a member of the Challenger Haters.
Introduction of Kra, later a member of the Challenger Haters.