OK neil degrasse, slow down. that doesn't actually help narrow it down.
lots of universes have an Earth. most of them do, I think.
what sort of... defining historical events are we talking about? any features your world might have that others might not. superheroes. aliens. zombies. that sort of thing.
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lots of universes have an Earth. most of them do, I think.
what sort of... defining historical events are we talking about? any features your world might have that others might not. superheroes. aliens. zombies. that sort of thing.