Thor: The Dark World (Ultra HD 4K Blu-ray)

Thor, the Mighty Avenger, battles to save Earth and all the Nine Realms from a shadowy enemy that predates the universe itself. In the aftermath of Marvel's "Thor" and "Marvel's The Avengers," Thor fights to restore order across the cosmos...but an ancient race led by the vengeful Malekith returns to plunge the universe back into darkness.