- Script
- Paul Kupperberg
- Pencils
- Keith Giffen (pages 1-7, 39-40); Kurt Schaffenberger (pages 8-38)
- Inks
- Keith Giffen (pages 1-7, 39-40); Dave Hunt (pages 8-38)
- Colors
- Jerry Serpe
- Letters
- John Costanza
- Genre
- superhero
- Characters
- H-Dial; Nylor Truggs [Cyclone; Landslide; Smasher; High Roller] (introduction); Museum Curator; Legion of Superheroes [Chameleon Boy; Brainiac 5; Colossal Boy; Wildfire; Element Lad; Star Boy]; Chief Parker; Lana Lang [Wisp]; Pete Ross [Megaton]; Bash Bashford [Man-Mountain]; Lex Luthor; Lisa Davis [Blizzard]; Ma Kent; Krypto
- Synopsis
- Nylor Truggs steals the H-Dial from a 30th century museum.
- Reprints