There is a secret underground laboratory hidden in the middle of the California's Redwoods. Mad scientists are trying to clone a killer monster combining shark's and dinosaurs DNA. You as a Sharkosaurus has to escape the secret lab and fight the security service working for science corporation. Fight armored vehicles, military cars, jet-pack dudes, tanks, helicopters, ATVs, monster trucks, jet planes and even a huge dragon monster. Smash the cars, eat enemies and destroy the lab equipment to stop the corporation from DNA fraud activities.