- Script:
- Otto Binder
- Pencils:
- George Papp
- Inks:
- Chic Stone
- Colors:
- ?
- Letters:
- ?
- Genre:
- superhero
- Characters:
- Superboy; Mechanical Mob; Ma and Pa Kent; Jor-El; Lara; Krypto; Hyperboy; Hyperdog; Klypso
- Synopsis:
- Superboy discovers another Superboy in Smallville, only it's him. The other Superboy tries to convince Clark that Clark is Kirk Quentin and he's the real Clark Kent.
- Reprints:
inks credit from Bob Hughes, September 2007; original indexer credited Frank Springer.
- Script:
- ?
- Letters:
- typeset
Letters from Kenny Haney, Richard Butler, Phil Walton, Michael Devereaux, Leonard Rosenberg, Frank Schaffer, and Betsy Denning. After page 17 of main story.
- Script:
- Henry Boltinoff; Eugene Martin (idea)
- Pencils:
- Henry Boltinoff
- Inks:
- Henry Boltinoff
- Colors:
- ?
- Letters:
- Henry Boltinoff
On page before page 18 of main story.
- Script:
- ?
- Pencils:
- ?
- Inks:
- ?
- Colors:
- ?
- Letters:
- typeset
Promotes titles out in late November 1967. Includes cover repros of Green Lantern #58 and Detective Comics #371.