Appears in 4 reading orders
Crisis on Infinite Earths #8
Crisis on Infinite Earths
The Crisis on Infinite Earths was a Multiversal catastrophe that resulted in the destruction of countless parallel universes, and the recreation of a single positive matter universe (and an antimatter universe) at the Dawn of Time.
Earth-One Timeline
StevePatronEarth-One was the designation for the "main" Earth, and the universe it inhabited, that existed prior to the Crisis on Infinite Earths. It was known as the primary home of DC Comics' Silver Age and Bronze Age stories.
Earth-Prime Timeline
StevePatronEarth-Prime is the pre-Crisis reality presented as the real Earth, where DC Comics is a publisher and the superheroes are fictional. It was home to Ultraa and Superboy-Prime.
Earth-S Timeline
StevePatronEarth-S (short for Earth-Shazam) is the parallel Earth home to the Marvel Family and the Fawcett Comics heroes, which existed prior to the Crisis on Infinite Earths.