Supergirl

Kara Zor-El, also known as Kara Danvers, is Supergirl. Supergirl plays a big role in the game and has superpowers that are exactly the same as Superman, who is not in the game.

Kara Zor-El

 * Kara Zor-El is Superman's cousin. She arrived to planet Earth from Krypton at a very a young age.
 * Eventually, she does meet Barry Allen and shows up in every Crossover after.

Gameplay

 * Kara did attend Barry Allen's wedding and fought her Earth-X counterpart, Overgirl.
 * In the game, you can use any of her amazing abilities during a fight.