Supergirl (2015)

S3E10 Legion of Superheroes

Title: Legion of Superheroes Plot: As Supergirl battles the aftermath of her brutal encounter with Reign, she drifts in a surreal haze, inaccessible to those around her. Mon-El enlists the help of Brainiac-5 from the Legion to awaken her from this state. Meanwhile, Reign wreaks havoc across the city, prompting the DEO to join forces with the Legion of Superheroes in a desperate attempt to put an end to her destruction.