Board Thread:The Flash discussions/@comment-1827503-20151104011533/@comment-1827503-20160224234600

SeanWheeler wrote:

Rishi89 wrote: I thougth Earth 2 is reserved for earth where powergirl is superman's sister and huntress is batman and catwoman's daughter and Earth 1 is where Thomus Wayne is batman No, Bruce Wayne was Batman in Earth 1. Thomas was Batman in the Flashpoint timeline.

And this isn't really about the comics anyway, except that the comics (for the most part) use Earth-1 and Earth-2, not Earth One and Earth Two.