Watch a Brand New Promo for the 4 Night Superhero Event

A brand new promo for the upcoming 4 night Superhero crossover event has been released. Stars from Supergirl, The Flash, Arrow and DC’s Legends of Tomorrow will be coming together to take on the Dominators in the out of this world event.

The crossover will kick off with Supergirl on November 28 and end with Legends of Tomorrow on December 1. FYI Kara is the only Supergirl character set to appear in the crossover.