Issue: #309
Last valuation update: 2026-10-22
Story 1: The Legion of Super-Monsters! The Legion of Super-Heroes have to reject Jungle King, a man who can hypnotize any animal. He doesn't take the rejection well and goes to Monster Planet to recruit members for a Legion of Monsters to steal the rarest of all jewels. His Legion of Super-Monsters comes into conflict with the Legion of Superheroes. A gas monster that Jungle King rejected, calling...
First appearances: Jungle King, Rainbow Girl
Creators: George Papp, George Klein, Curt Swan, Joe Letterese, John Forte, Henry Boltinoff, Mort Weisinger, Edmond Hamilton
Characters: Superman, Bouncing Boy, Brainiac 5, Chameleon Boy, Colossal Boy, Cosmic Boy, Sun Boy, Saturn Girl, Ultra Boy, Duplicate Girl, Invisible Kid, Shrinking Violet, Jungle King, Jonathan Kent, Matter-Eater Lad, Mon-El, Rainbow Girl