The Flash, Arrow, Supergirl, DC's Legends of Tomorrow 4 Night Crossover Event Trailer (HD)
It's the biggest and best superhero team-up ever! The epic four night crossover event begins Monday November 28th featuring all-new episodes of The Flash, Arrow, Supergirl, DC's Legends of Tomorrow!
Official website: http://cwtv.com/
Official Facebook page: https://facebook.com/TheCW
Official Twitter page: https://twitter.com/TheCW