Crisis on Earth-X mystery girl to return with answers: is she Dawn Allen?

Crisis on Earth-X mystery girl to return with answers: is she Dawn Allen?

The CW’s recent Arrowverse crossover “Crisis on Earth-X” featured parallel universes, evil doppelgangers, new superheroes, two weddings and a major death and big bad Nazis galore. But it also introduced a mysterious character who vanished as quickly as she appeared.

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(Originally posted 2017-12-27 19:42:20)