A new extended TV spot for Marvel's highly-anticipated Phase Two adventure Guardians of the Galaxy features new footage of this unlikely group of heroes coming together. Star-Lord (Chris Pratt), Drax the Destroyer (Dave Bautista, Gamora (Zoe Saldana), Rocket Raccoon (Bradley Cooper) and Groot (who utters his famous line "I am Groot" once more) join forces to save the universe in director James Gunn's superhero ensemble, arriving in theaters August 1.