Direct Edition
| Release: | May 1988 |
| Cover: | May 1988 |
Ultimate Testament!
| Release: | May 1988 |
| Cover: | May 1988 |
Hal journeys to the next dimension, in hopes of finding the Guardians and a solution to the problems on Oa. When he arrives, he learns that the situation is even worse than expected, and the best outcome he could possibly hope for is the one he just considered to be a "worst case scenario."
| Writer | Joey Cavalieri |
| Cover Artist | Gil Kane |
| Penciller | Gil Kane |
| Inker | Mark Farmer |
| Colorist | Anthony Tollin |
| Letterer | Albert DeGuzman |
| Editor | Andrew Helfer |
| Green Lantern | Hal Jordan |
| Green Lantern | John Stewart |
| Green Lantern | Kilowog |
| Guardians of the Universe | |
| Green Lantern | Arisia Rrab |
| Green Lantern | Salaak |
| Green Lantern | Katma Tui |
| Green Lantern | Ch'p |
| Goldface | Keith Kenyon |
| Old Timer | Appa Ali Apsa |
| Green Lantern | K'ryssma |
| Myrwhydden | |
| Green Lantern | Procanon Kaa |
| Green Lantern | Flodo Span |
| Age | Modern Age |
|---|---|
| Format | Comic |
| Series Group | Green Lantern |
| Genre | Action | Adventure | Science Fiction | Super-Heroes |
| No. of Pages | 48 |
| Country | USA |
| Language | English |