The CW has released the trailer and stills from the season three finale of Supergirl, titled ‘Battles Lost and Won’, featuring a huge team up in the fight for Earth and Kara vs Reign.
Check out the trailer and images in the gallery below!
And here’s the synopsis:
SHOCKING SEASON FINALE — 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). Original airdate 6/18/2018.
Jesse Warn directed the episode and Robert Rovner & Jessica Queller wrote the episode.
Supergirl ‘Battles Lost and Won’ is set to air Monday, June 18 on the CW.