Season Three

Battles Lost and Won

Supergirl (323) - Battles Lost and Won
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As the D.E.O. and its allies take on Serena’s forces, M’yrnn attempts to trap Reign — and Sam fights to survive in the underworld. Guardian considers revealing his secret identity, and Brainiac approaches Winn with a stunning proposal.

U.S. air dates are in MM.DD.YY form.   U.K. air dates are in DD.MM.YY form.

News & Spoilers


Supergirl (Melissa Benoist) and team take on Serena in an epic battle for Earth.

Jesse Warn directed the episode written by Robert Rovner & Jessica Queller (#323).