Supergirl knows how to make a first impression, especially if this first trailer for the upcoming CBS television show is to be considered. From the video description:
It’s not a bird. It’s not a plane. It’s not a man. It’s Supergirl. In the new drama from the world of DC Comics, Superman’s cousin, Kara Zor-El, embraces her superhuman abilities and becomes the hero she was always meant to be. This Fall on CBS.