The Legion - Supergirl Season 3 Episode 10
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"Legion of Superheroes"
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On Supergirl Season 3 Episode 10, while struggling to heal from her injuries, Kara remains in a dreamlike state, unable to be reached. Mon-El recruits a legion member to bring her back.

World Killer - Supergirl
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"Reign"
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On Supergirl Season 3 Episode 9, a mysterious symbol tracing back to an ancient prophecy of the World Killer, Reign, pops up all over National City.

A Super Speech Or Song - Supergirl Season 3 Episode 8
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"Crisis On Earth-X, Part 1"
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On Supergirl Season 3 Episode 8 the heroes of the Arrowverse come together for Barry Allen and Iris West's big wedding that gets crashed by evil forces from Earth-X.

At Mon-El's Side - Supergirl Season 3 Episode 7
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"Wake Up"
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On Supergirl Season 3 Episode 7, Winn discovers an alien ship has crash landed deep underwater beneath National City and Kara is called in to investigate.

Road Trip - Supergirl Season 3 Episode 6
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"Midvale"
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On Supergirl Season 3 Episode 6, Kara and Alex head home to Midvale for a little R&R. While there, Kara recalls a painful memory that brought the sisters closer together.

Lena and Kara vs. Edge - Supergirl Season 3 Episode 5
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"Damage"
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When multiple kids get sick from lead poisoning on Supergirl Season 3 Episode 5, Morgan Edge points the finger at Lena, blaming her lead bomb used against the Daxamites.

School Play? - Supergirl Season 3 Episode 4
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"The Faithful"
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On Supergirl Season 3 Episode 4, Kara investigates a secretive new group whose leader has a mysterious connection to Supergirl, and J'onn confesses a secret.

Sanvers Wedding Shower! - Supergirl
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"Far from The Tree"
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On Supergirl Season 3 Episode 3, Eliza threw Alex and Maggie a wedding shower, but did a surprise guest ruin it?

A New Villain - Supergirl
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"Triggers"
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On Supergirl Season 3 Episode 2, a psychic appeared in town and started preying on everyone's worst fears, but who came out on top?

A New Threat - Supergirl Season 3 Episode 1
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"Girl of Steel "
Original Air Date:

On Supergirl Season 3 Episode 1, Kara deals with the loss of Mon-El by focusing all her energy on being Supergirl and Alex confesses a secret to Maggie.

Supergirl Quotes

The thing that makes women strong, is that we have the guts to be vulnerable. We have the ability to feel the depths of our emotion, and we know that we will walk through it to the other side.

Cat

Beth: You know it's true what they say, behind every great man is a strong woman.
Lena: I wouldn't know, I've never stood behind a man.