Supergirl 3×14 Promo “Schott Through The Heart” Season 3 Episode 14 Promo Supergirl 3×14 “Schott Through The Heart” Season 3 Episode 14 Promo – Supergirl will return with all-new episodes Monday April 16th on The CW! Catch up now via streaming on The CW app. Show More… 246 Comments Related Videos Supergirl 3×10 Promo “Legion of Superheroes” (HD) Season 3 Episode 10 Promo Supergirl Season 2 “Behind the Visual Effects” Featurette (HD) Supergirl 2×09 Promo “Supergirl Lives” (HD) Season 2 Episode 9 Promo Supergirl 2×06 Inside “Changing” (HD) Season 2 Episode 6