- Script
- Mike W. Barr
- Pencils
- Alan Davis
- Inks
- Alan Davis
- Colors
- Adrienne Roy
- Letters
- John Workman; David Cody Weiss
- Job Number
- G-1806
- Genre
- superhero
- Characters
- Outsiders [Batman [Bruce Wayne]; Geo-Force [Brion Markov]; Black Lightning [Jefferson Pierce]; Metamorpho [Rex Mason]; Katana [Tatsu Yamashiro]; Halo [Gabrielle Doe] (origin)]; Dr. Helga Jace; Syonide (flashback); Justice League of America [Batman; Superman [Clark Kent]; Wonder Woman; Green Lantern [Hal Jordan]; Martian Manhunter [J'Onn J'Onzz; Aquaman; Flash [Barry Allen]] (cameo, flashback); Violet Harper (flashback); Aurakles (aliens)
- Synopsis
- The Outsiders travel to the remains of the destroyed JLA satellite to use it's equipment to further probe the mystery of Halo's origins.
- Reprints
Halo is revealed to be an alien in a human body.
- Script
- Mike W. Barr
- Letters
- typeset
- Job Number
- L-1949
Letters of comment from T. M. Maple, Neil Ahlquist, Susan M. Murrie, Scott Gibson, T. E. Pouncey and Stan Tychinski.