Created by greg berlanti, ali adler, andrew kreisberg With melissa benoist, chyler leigh, david harewood, katie mcgrath The adventures of superman's cousin and her own superhero career. Supergirl is the name of several superheroines appearing in american comic books published by dc comics The character made her first appearance in action comics #252 (may 1959) and was created by otto binder and al plastino. Supergirl, also known as the girl of steel, is one of the most powerful superheroes in the dc universe and the cousin of superman.
To avert a disaster, kara danvers reveals her powers and true identity She is superman's cousin, now known as supergirl, protector of national city Watch trailers & learn more.
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