On The CW’s Supergirl episode titled “Survivor” airing October 31, it looks like no treats for the aliens of National City.

Here is the synopsis from TV Guide: “Thrilled to have found another Martian, Hank is determined to get to know M’Gann better; Kara and Alex take notice of an alien fight club run by Roulette while investigating an unregistered alien’s murder; and Supergirl starts training Mon-El, whom she has taken under her wing. Dichen Lachman, Sharon Leal and Chris Wood guest star.

Don’t miss Supergirl airing “Survivors” airing Monday, October 31 at 8/7c on The CW.

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