1140 - Superboy 204 - Brainiac 5's Secret Weakness

Index Number – 1140 - 1.0
Issue – Superboy 204
Cover Date – October 1974
Title – Brainiac 5’s Secret Weakness
Characters – Brainiac 5, Saturn Girl, Star Boy, Supergirl
Synopsis – In his off hours, Brainiac 5s unconscious mind builds a Supergirl android which he runs off with. They are endangered and the genuine Supergirl rescues them. She had visited the future to resign from the Legion, leaving Brainy a bit embarrassed.
Writer – Cary Bates
Artist – Mike Grell
Editor – Murray Boltinoff
Reprinted – Legion of Super-Heroes Archive 11 – 2001
Comments – This story introduced the concept that Brainiac 5, deep down inside, is nuts.