The malevolent Dr. Monstromo lures the Raptors to his private island, hoping to use their DNA in his efforts to create an army of vicious predators. When the Dinosaurs show up hot on the Raptors' trail, Monstromo tries to capture them, hoping to add them to the mix. It's up to Hardrock to defeat Monstromo's monstrous Griffin and shut down Dr. Monstromo's lab before his friends fall victim to the doctor's sinister plans.