Issue: #296
Last valuation update: 2025-09-26
First appearances: Sea Demon, Planet Master
Creators: Sheldon Moldoff, Nick Cardy, Charles Paris, Jack Miller, Jim Mooney, Henry Boltinoff, Joe Certa, Dick Dillin
Characters: Batman, Dick Grayson, Martian Manhunter, Aquaman, Tempest, Diane Meade, Sea Demon, Planet Master, Topo