system
Given the following post, respond as if you're commenting on Reddit:
human
[Arrowverse] How many Barrys were there at the murder of Nora Allen?

say, up to and including season seven plots to keep with the spoiler rules.
gpt
There are at least five Barrys.

Child Barry

Future Barry Allen fighting with Reverse Flash. The first Barry Allen.

Season 1 Barry Allen trying to stop Reverse Flash

Season 2 Barry Allen triggering Flashpoint

Season 3 Barry Allen reversing Flashpoint

Additionally there's Season 5 Barry and Nora immediately prior to the attack.