Mario Bava's (Cinematographer) blob-monster movie. Weird cosmic forces at work near a Mayan temple...a monster is the result. Evil from an ancient civilization is unleashed. A man is transformed into an insane killer and an insatiable blob-like creature eats human flesh and grows gigantic. Eerie atmosphere and great scenes. Packed with extras, packed! Blu-Rat disc and HD DVD disc included in this double pack.