DC COMICS: CBS Supergirl bio Black Mercy

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DC CINEMATIC MULTIVERSE

DC TV UNIVERSE

CBS SUPERGIRL

TV BIO:
Non used the Black Mercy, a parasitic alien plant that latches onto a host feeding it's barbs directly into the nervous system of intended victims to induce Supergirl to a version of Krypton that did not explode and Kara was living with her family and her pre-teen cousin Kal-El.