The hit animated film is now an exciting adventure for the Game Boy! You were just a regular old Tyrannosaurus, until Captain NewEyes' secret formula transformed you into a super-intelligent reptile named Rex. Now, the evil Professor ScrewEyes has taken off with your buddies: Woog, Dweeb, and Elsa. What's a dinosaur to do? Take off on a journey that will test your smarts in skills, as you make your way to the mad Professor's castle. A magical map will take you through jungles, caves, and all the way to the castle. There are 16 huge levels in all, and you'll have to survive extinction in each one in order to get your pals back.