At 24, Kara Zor-El decides the time has come to embrace her superhuman abilities and fulfill her destiny as a hero in this drama based on the DC Comics character Supergirl.

Watch The CW's Supergirl Season 4 Trailer

First look at TV's first trans superhero, Nia Nal, aka Dreamer (Nicole Maines). Kara Danvers (Melissa Benoist) and the rest of the Supergirl crew return Oct. 14 on The CW.

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