Supergirl 3×20 Season 3 Episode 20 Supergirl S03E20 Supergirl 3×21 AresPromo Dark Side of the Moon
Supergirl is stunned to discover that a part of Krypton survived. Meanwhile, Alex is attacked while out with Ruby, and Lena considers how far will she go to keep Reign contained.

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Supergirl 3×20 Promo/Preview
Supergirl Season 3 Episode 20 Promo
Supergirl 3×21 Promo Supergirl Season 3 Episode 20 Promo will be uploaded next week!

Comment List

  • Evil Side Gang 22 / 05 / 2018 Reply

    Why my youtube say 10 views but 100 comments

  • Michel 22 / 05 / 2018 Reply

    The title is a reference to Kryptonite, 3 Doors Down music.

  • Nee San 22 / 05 / 2018 Reply

    her mom is alive ?

  • Jessica Staine 22 / 05 / 2018 Reply

    👼 Supergirl 3×20 👱

  • Yusra Darr 22 / 05 / 2018 Reply

    I can’t wait for this episode

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