Alien on alien violence leads Kara and the DEO to the discovery of an alien fight club where extraterrestrials, finding it difficult to survive amongst xenophobic humans, battle to the death as a ...

New details about Roulette’s (Dichen Lachman) underground alien fight club in National City were revealed in Season 2, episode 4 synopsis of “Supergirl.” Pictured: Lachman arrives at Australians In ...

Kara (Melissa Benoist), Hank (David Harewood), Alex (Chyler Leigh) and Maggie (Floriana Lima) find out that National City has its own underground alien fight club in Season 2, episode 4 of “Supergirl.