Watch Poseidon Rex
"Half Dinosaur, Half Sea Monster, All Trouble"
"Poseidon Rex" is an American science fiction movie about an amphibious Tyrannosaurus rex. The film is set on a small island off the coast of Belize. In it, deep sea divers somehow accidentally awaken the dinosaur, which has mutated over the years. Like most movie monsters, it wakes up in a horrible mood and goes on a rampage.