The Key mind controls the JLA to not leave their headquarters, and to kill one another after an hour; Superman travels three years into the past to try to save everyone!
Grant Geissman, Al Feldstein, Ivan Klapper, Gardner Fox, Harvey Kurtzman, Johnny Craig, Bill Fraccio, George Roussos, Wally Wood, Graham Ingels & Jack Kamen
Mark Waid, Geoff Johns, John Broome, Gardner Fox, Len Wein, Cary Bates, Bob Kanigher, Marv Wolfman, Francis Manapul, Brian Buccellato, William Messner-Loebs, Scott Kolins, Mike Wieringo, Alberto Dose, Ethan Van Sciver, Carmine Infantino, Ross Andru, Irv Novick, Andy Kubert, Harry Lampert, Everett Hibbard, Mike Collins & George Pérez
