Barry and Oliver introduce Supergirl to the new fight club, Felicity and Cisco applying additional features to the fight in which The Flash, Green Arrow, Supergirl, White Canary, Firestorm and Atom need to fight to stay alive.

Starring:

Stephen Amell , Melissa Benoist , Franz Drameh , Grant Gustin , David Harewood , Caity Lotz , David Ramsey , Emily Bett Rickards , Brandon Routh , David Sobolov , Carlos Valdes , Sarah Waisman

Genre:

Short, Action, Fantasy, Sci-Fi