Issue: #340
Last valuation update: 2026-10-22
Cover by Curt Swan and George Klein."The Magic Card!" Public Service ad."Computo the Conqueror!" written by Jerry Siegel, penciled by Curt Swan and inked by George Klein."Bits of Legionnaire Business" 2/3 page text piece."Mystery of the Space Trophies" "A Hall of Fame Classic" reprinted from Superboy #55."Computo the Conqueror"Brainiac 5 creates Computo, a living computer. Unfortunately, Computo f...
First appearances: Computo
Creators: Typeset, Jerry Siegel, George Klein, Curt Swan, Ira Schnapp, Mort Weisinger
Characters: Superman, Thom Kallor, Brainiac 5, Chameleon Boy, Colossal Boy, Cosmic Boy, Lightning Lad, Sun Boy, Element Lad, Saturn Girl, Ultra Boy, Duplicate Girl, Phantom Girl, Shrinking Violet, Lightning Lass, Matter-Eater Lad, Proty II, Mon-El, Computo