With the strength of an Iguanodon and the speed of a Utah Raptor, lasso-tossing, Pleiosaurus-riding Rocky is legendary. There isn't a dinosaur in the land that would think of giving Rocky a lick of trouble. That is, until he meets T. Rex, the rip-roarinest, snip-snortinest, flame-breathinest reptilian ever to stomp the earth.