Originally Posted by
OpaqueGiraffe17
They seemed a little inconsistent about that, but it generally seemed to end up leaning towards them losing their post-crisis memories if J'onn gets to them. Notably over on Flash Cisco's not a paragon but he and everyone else don't seem to have post crisis memories. I think the same deal happened with the Supergirl characters. Though i don't know if they've been consistent with that. I think some of the characters in the last few episodes of Arrow might have had both sets of memories. But I might be misremembering, or just bad writing, lol.