- Script:
- Keith Giffen (story); Paul Levitz (additional dialogue)
- Pencils:
- Keith Giffen (breakdowns); Kurt Schaffenberger (finished art)
- Inks:
- Kurt Schaffenberger
- Colors:
- Carl Gafford
- Letters:
- Ben Oda
- Job Number:
- S-4118
- Genre:
- superhero
- Characters:
- Legion of Substitute-Heroes [Polar Boy; Infection Lass; Porcupine Pete; Chlorophyll Kid; Stone Boy; Fire Lad; Color Kid; Antennae Lad; Double-Header]; Superman; Ambush Bug; Chief Zendak of the Science Police; Superman Museum; green kryptonite (photo); red kryptonite (photo)
- Synopsis:
- Ambush Bug hops on Superman's back just as he's going into the future. They both land in the 30th century. Superman leaves Ambush Bug in the custody of the Legion of Substitute-Heroes where he promptly breaks out and begins to wreck havoc on 30th century Metropolis.
- Reprints: show reprint note before migration
Job number, page count, and credits for script, pencils and inks confirmed from Julius Schwartz's editorial records, provided by DC Comics March, 2007.
- Script:
- Bob Rozakis
- Letters:
- typeset
- Job Number:
- S-4134
Job number and page count confirmed from Julius Schwartz's editorial records, provided by DC Comics March, 2007. These records also note "Giffen letter."