Stygimoloch was a plant-eating dinosaur that had bony spikes and knobs on its skull. This bipedal dinosaur lived during the late Cretaceous period, about 68 million to 65 million years ago. Stygimoloch are ornithischian dinosaurs that had thick, domed, spiked skulls. (Now considered a growth stage of Pachycephalosaurus.)
A space-time vortex sucks a team of mismatched scientists, soldiers, survivalists, and adventurers into a universe filled with lush jungles and populated by dinosaurs, tribes of primitive hominids, and terrifying creatures.