There really is a dinosaur known as the giganotosaurus. It is a carnivore that is only slightly smalled than the T-Rex. The name means giant lizard, which aptly describes the dinosaur.
There is a dinosaur called giganotosaurus. It lived about 97 million years ago during the Late Cretaceous Period. It is one of the largest carnivorous dinosaurs, larger than even the T-Rex.