The Flash - Crisis O... <Limited>

: The Green Arrow died during the Crisis, and the heroes of Earth-Prime gathered to honor him before starting this new chapter.

If you're interested in the aftermath of the Crisis, here are key locations and events mentioned in the show:

: Barry repurposed an old S.T.A.R. Labs facility into a meeting place for the world's greatest heroes, creating a table with chairs for himself, Supergirl, Batwoman, and others.

: While the multiverse was technically reborn, most characters on Earth-Prime initially believed it was gone, leaving them to adjust to a world where they are no longer on separate Earths. Post-Crisis Events & Locations

In the Arrowverse, was a massive crossover event where Barry Allen and heroes from across the multiverse fought the Anti-Monitor to save all of reality. Following the battle, the multiverse was reborn into a single "Earth-Prime," where the timelines of various shows merged. Key Post-Crisis Changes for The Flash

: Significant historical events on Earth-Prime now include Supergirl's debut in National City (2015) and Black Lightning's return (2018) occurring in the same world as Barry's career.