Issue: #348
Last valuation update: 2026-10-22
"And Then There Were None!""Target -21 Legionnaires!" (part 1)"Get Hip to Old Folks!" Public Service ad."Birds in the Golden Cage!" (part 2)The Legionnaires tangle with Doctor Regulus, a mad villain who harnesses the power of radioactive gold. Dr. Regulus stole the Legion of Super-Heroes clubhouse as a show of power, but eventually loses to the Legion. It is revealed that Dr. Regulus is the source...
First appearances: Dr. Regulus
Creators: Jim Shooter, George Papp, George Klein, Curt Swan, Mort Weisinger
Characters: Superman, Brainiac 5, Colossal Boy, Cosmic Boy, Sun Boy, Duplicate Girl, Phantom Girl, Invisible Kid, Dr. Regulus