| Issue | #4 |
| Published | March 1999 |
| Cover Price | 1.99 |
| Pages | 36 |
| Editing | Jenette Kahn (editor-in-chief), Mike Carlin (executive editor), Dan Raspler (group editor), Peter Tomasi |
| Characters | Martian Manhunter, Jemm |
| Pencils | Tom Mandrake |
| Inks | Tom Mandrake |
| Characters | Martian Manhunter, Jemm, Cameron Chase, Lt. Segarini, JLA (Superman, Batman, Wonder Woman), Malefic, Karen Smith (deceased) |
| Synopsis | The Martian Manhunter investigates Jemm as a possible lead to the killer of Karen Smith |
| Genre | superhero |
| Script | John Ostrander |
| Pencils | Tom Mandrake |
| Inks | Tom Mandrake |
| Colors | Carla Feeny, Heroic Age (separations) |
| Letters | Bill Oakley |
| Notes | This story tells the origin of the Red Saturnians (Jemm's race) and White Saturnians |
| Letters | typeset |