The colorful new Thor: Ragnarok IMAX poster Marvel Studios has revealed the new colorful new Thor: Ragnarok IMAX poster, which you can view in full in the gallery below! RELATED: A Report from the Australian Thor: Ragnarok Set In Marvel Studios’ Thor: Ragnarok, 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.