That means E90 Barry took E1 Barry Paragon of Love role and the rest of the paragons have to recreate the Multiverse at the Dawn of Time with the Spectre.
When they first arrived in the Nexus Realm. Pariah can teleport any person in any living universe to the Nexus, but not E-90 Barry. Is it because he was moving too fast? or is the Anit-Matter Wall was blocking his powers.