6.8/1012 votes#1 - Trinity
Season 3 Episode 17 - Aired 5/7/2018
Still reeling after learning about Lena’s secret, Supergirl asks Guardian for a favor that could alter his relationship with Lena forever. Meanwhile, with all three Worldkillers united, Supergirl and the team brace for an epic battle.
Director: Erica Weiss
Writer: N/A
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