| Issue | #599 |
| Published | April 1988 |
| Cover Price | 0.75 USD; 1.00 CAD |
| Pages | 52 |
| Editing | Mike Carlin |
| Characters | Superman; Metal Men [Gold; Iron; Lead; Mercury; Platinum; Tin] |
| Genre | Superhero |
| Pencils | John Byrne (signed) |
| Inks | John Byrne (signed) |
| Characters | Superman; Metal Men [Gold; Iron; Lead; Mercury; Platinum; Tin]; Doc Magnus [Will Magnus]; VILLAINS: Lex Luthor; Dr. Tinker (first appearance; dies); Kryptonoid Man (first appearance); Miss Markham (first appearance) |
| Synopsis | Luthor uses Tin's components to build a Kryptonoid Man. |
| Genre | Superhero |
| Script | John Byrne |
| Pencils | Ross Andru |
| Inks | John Byrne (figure inks); Keith Williams (background inks) |
| Colors | Petra Scotese |
| Letters | John Costanza |
| Characters | Superman [Clark Kent; Kal-El]; Jimmy Olsen; Perry White; Lois Lane; Cat Grant; Rondo [Ronald D. Harris] (first appearance; flashback); Delia Banning (first appearance); Marty Scavone (first appearance); Col. John Mahoney (first appearance); Nima Demostedes (first appearance); The Brethren of Gallus (first appearance); VILLAINS: Gallus Kon Akkqqus [Putham Tane] (first appearance); the White Legion (first appearance); General Mead (first appearance); Dr. Gustavo (first appearance) |
| Synopsis | Jimmy tries to break a major story by himself. |
| Genre | Superhero |
| Script | Joe Calchi |
| Pencils | Britt Wisenbaker |
| Inks | James Scott |
| Colors | Glenn Whitmore |
| Letters | Dan McKinnon |
| Notes | BONUS BOOK No. 1 by new creators. |
| Letters | typeset |
| Notes | Article discussing the bonus books and gives a brief biography of this books creators. |
| Script | Mike Carlin ? |
| Letters | typeset |
| Notes | Letters from readers - Danny DeAngelo, Kent A. Phenis, Kip Talbott, Ali Kokmen and Jeff Mitchell. |
| Letters | typeset |
| Notes | Average total circulation 181,767. |