Brainiac uses his new powers to alter the minds of the Amazons, making them attack Earth. When the super heroes arrive Brainiac releases his hold on the Amazons and uses his power to de-evolve Superman into a Super-Barbarian.
Characters: The Emissaries of Doom; Joker; Lex Luthor; Penguin; Brainiac; Amazons; Wonder Woman; Queen Hippolyta; Hawkman; Green Lantern [Hal Jordan]; Superman; Batman; Robin; Aquaman; Flash [Barry Allen]; Leviathan
Script: Jack Kirby; Joey Cavalieri
Pencils: Adrian Gonzales
Inks: Alan Kupperberg
Colors: Carl Gafford
Letters: Ben Oda
