Watch Supergirl Online: Season 3 Episode 9

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How did Supergirl feel about going up against Reign?

That was revealed on Supergirl Season 3 Episode 9 when mysterious symbols started popping up across National City. 

Things took a surprising turn when someone Kara has become really close to is revealed to have a villainous streak that could be linked to a World Killer. 

Meanwhile, the tension between Lena and Morgan Edge continued to rise, but which one of them made the first move?

Use the video above to watch Supergirl online right here via TV Fanatic.

Get caught up on all the latest drama now. 

Paul Dailly is a staff writer for TV Fanatic. Follow him on Twitter.

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Supergirl Season 3 Episode 9 Quotes

Winn: You probably don't know what Star Wars is.
J'onn: Excuse me? The Empire Strikes Back is the best movie sequel of all time.
Winn: I mean I just love you more and more each day.

Kara: Okay, come and get your egg nog!
Alex: Uh, yeah, but be warned, this is not your grandmother's recipe. Oh, this is highly potent, intoxicating deliciousness.