Download Action Comics #306
Script: Leo Dorfman
Pencils: Jim Mooney
Inks: Jim Mooney
Characters: Mon-El; Brainiac 5 (all as the Legion of Super-Heroes, flashback); Superman; Supergirl; Phantom Zone; Dick Malverne; Streaky the Super-Cat; Krypto; Mrs. Danvers; Fortress of Solitude; Mr. Mxyzptlk; Comet the Super-Horse; Skylor (villain).
- in Showcase Presents: Supergirl (DC, 2007 series) #2