| Issue | #648 |
| Published | December 1989 |
| Cover Price | 0.75 USD; 0.95 CAD |
| Pages | 36 |
| Editing | Mike Carlin; Jon Peterson (associate) |
| Characters | Superman; Metallo |
| Genre | Superhero |
| Pencils | George Perez (signed) |
| Inks | George Perez (signed) |
| Characters | Superman [Clark Kent; Kal-El]; Perry White; Guardian [Jim Harper]; Dubbilex; Cynthia; Dr. Augustine (first appearance); VILLAINS: Brainiac [Milton Fine; Vril Dox]; Sydney Happersen; Lex Luthor; Metallo [John Corben] (origin) |
| Synopsis | Metallo heads to Metropolis to kill Lex Luthor. |
| Genre | Superhero |
| Script | Roger Stern |
| Pencils | George Perez (layouts); Kerry Gammill |
| Inks | Brett Breeding |
| Colors | Glenn Whitmore |
| Letters | Bill Oakley |
| Letters | typeset |
| Notes | Letters from readers - Erik C. Miller, Randall A. Smith, Hurricane Heeran, Malcolm Bourne, Wayne C. Brooks and Melissa Page. |