Issue: #409
Last valuation update: 2026-10-22
Supergirl in a new, more revealing costume, battles the Mer-Men.Supergirl battles an invasion of Mer-Men who want to steal earth's water to prevent their own planet from Death. The issue includes a reprint of the Legion of Super-heroes Satan Girl storyline which also has supergirl in a big role
Creators: Dick Giordano, Sheldon Moldoff, Art Saaf, E. Nelson Bridwell
Characters: Superman, Supergirl, Supergirl, Bouncing Boy, Brainiac 5, Chameleon Boy, Colossal Boy, Cosmic Boy, Sun Boy, Saturn Girl, Duplicate Girl, Phantom Girl, Polar Boy, Night Girl, Shrinking Violet, Lightning Lass, Alura, Zor-El, Satan Girl, Mon-El