Benevolent Dinosaurs

A Benevolent Tyrannosaur, unlike their evil counterparts are much friendlier than the villainous Tyrannosaurs.

Example

 * Rexy, Tyrannosaur Rex buck, Doe and son (Jurassic Park and Jurassic World series)
 * Grimlock (Transformers series)
 * Buck, Nash and Ramsey (Disney/Pixar's The Good Dinosaur)
 * Chomper and his parents (The Land Before Time series)
 * Rex (We're Back! A Dinosaur's Story)
 * Rex (Disney/Pixar's Toy Story series)
 * Tyrunt and Tyrantrum (Pokemon)
 * Roy (Jim Henson's Dinosaurs)