The Legion of Super-Heroes Come To Save Supergirl In Winter Return - Sneak Peek!

Kara (Melissa Benoist) reminisces over old photos in this new still from tonight’s Supergirl return.

The episode will introduce the Legion of Super-Heroes — made up of Mon-El (Chris Wood), Saturn Girl (Amy Jackson), and Brainiac-5 (Jesse Rath).

“We’re excited to introduce the Legion, and for the audience to see Mon-El suit up for the first time! We’ll also learn more about what Mon-El has been up to in the future,” executive producers Jessica Queller and Robert Rovner told EW.

“Brainiac-5 is an amazing iconic character and we’re excited to introduce him to our world. He’s smart and extremely funny, and adds a great dynamic to the show.”

Check out the extended trailer below!

Supergirl returns TONIGHT @ 8PM ET/PT on the CW.