Issue: #7
Last valuation update: 2026-01-27
Superman’s old enemy Grax plants 12 bombs on Earth. Starring Aquaman, Batman, Robin, Superman, Wonder Woman, Wendy, Marvin, Wonder Dog, the Wonder Twins and Gleek (making their first comic book appearance), Hawkman, the Flash, and Green Arrow.The Wonder Twins come to Earth with a message of Doom for the Planet. The Interstellar villain Grax planted bombs to destroy Earth. The first 4 were to destr...
First appearances: Godiva, Seraph, Impala, Jayna, Zan, Gleek, Owl Woman
Creators: Dennis O'Neil, Ramona Fradon, Bob Smith, E. Nelson Bridwell
Characters: Batman, Dick Grayson, Superman, Hawkman, Aquaman, Barry Allen, Red Tornado, Wonder Woman, Black Canary, Godiva, Elongated Man, Ray Palmer, Seraph, Impala, Grax, Jayna, Zan, Wonderdog, Gleek, Wendy Harris