- Script
- Barry Kitson (plot); Tom Peyer (script)
- Pencils
- Kenny Martinez
- Inks
- Lary Stucker
- Colors
- Tom McCraw
- Letters
- Albert DeGuzman
- Genre
- superhero
- Characters
- Umbra; Spark (cameo); Ultra Boy (cameo); Star Boy (cameo)
The post Zero Hour origin of Umbra.
- Script
- Frank Berrios
- Letters
- typeset
background on Kenny Martinez, Lary Strucker