| Unofficial Superman Special Index |
Credits:
| Story | Cary Bates |
| Art | Gil Kane |
| Colors | Jerry Serpe |
| Lettering | Ben Oda |
| Consulting editing | E. Nelson Bridwell |
| Editing | Julius Schwartz |
Feature Character(s):
Supporting Character(s):
Villain(s):
- Brainiac (last in Action Comics #530)
- Tymmxans (first appearance)
Other Character(s):
- Olpha (first appearance; a Tymmxan)
- Vunnd (first appearance)
Location(s):
- Space Sector 2814
- Unidentified Space Sector(s)
- an unidentified planet (created by Brainiac in Action Comics #530)
- Mbbst (first mentioned)
- Tymmx (first appearance)