Thor 3 - Ragnarok | official trailer (2017) HD

official trailer for Thor 3: Ragnarok Watch the new OFFICIAL Thor: Ragnarok trailer. Thor: Ragnarok thunders into Cinemas October 2017. Thor is imprisoned on the other side of the universe without his mighty hammer and finds himself in a race against time to get back to Asgard to stop Ragnarok—the destruction of his homeworld and the end of Asgardian civilization—at the hands of an all-powerful new threat, the ruthless Hela. But first he must survive a deadly gladiatorial contest that pits him against his former ally and fellow Avenger—the Incredible Hulk!