Appearing in "What's Past is Prologue"
- Galactic Guardians
- other Absolutes (Only in flashback)
Races and Species:
- Klattu (Main story and flashback)
- Neptune (Only in flashback)
- Asgard (Mentioned)
- Stockade (Mentioned)
- Vision's back-up android bodies (Only in flashback)
Synopsis for "What's Past is Prologue"
- Synopsis not yet written
- Ubiquitor claims to be a member of a race of omnipotent beings known as the Absolutes who existed trillions of years before the cosmos was born.