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Flash and Supergirl Kick-Off Their Race in New Crossover Teaser

A new teaser has dropped for the upcoming "Supergirl"/"The Flash" crossover as the duo kick-off their race in a wonderfully comic book-y fashion.

WATCH: First "Supergirl"/"Flash" Crossover Teaser for "World's Finest"

Watch the teaser below:

On your marks...

Get set...

GO! ⚡️✊#SupergirlXTheFlash@MelissaBenoist @grantgusthttps://t.co/cOXCpmFEyn

- Supergirl (@supergirlcbs) March 17, 2016

Kara gains a new ally when the lightning-fast superhero The Flash suddenly appears from an alternate universe and helps Kara battle Siobhan, aka Silver Banshee, and Livewire in exchange for her help in finding a way to return him home.

LOOK: Supergirl & Flash Face Villainous Team-Up In "Worlds Finest" Pics

"The Flash" and "Supergirl" crossover, titled "Worlds Finest," airs Monday, March 28 at 8/7c on CBS.

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