New Enemies. New Allies. It’s Time To Fight For What’s Right! SUPERGIRL: THE COMPLETE FOURTH SEASON Contains All Exhilarating Episodes from the Fourth Season, Plus a DC Crossover Featurette, 2018 Comic-Con Panel, and More! Blu-ray™ & DVD Flying onto Shelves September 17, 2019 Including All Three Episodes of the DC Crossover Event: Elseworlds Available Only on …