Special uncovers huge sea creature's remains

History will be unveiling its dino doc “Predator X” on March 29.

Net’s two-hour special claims to uncover the remains of a sea creature six times the weight of a Tyrannosaurus Rex and at least 50 feet long. The species, dubbed Predator X, was found in the waters of the Arctic 800 miles from the North Pole.

“Predator X” is produced by Atlantic Prods. Exec producers are Anthony Geffen and Dirk Hoogstra.

Follow @Variety on Twitter for breaking news, reviews and more