About the game: Tame & Ride Dinosaurs in an Open World Online Adventure. Battle for Survival! Welcome to Arcadia, humanity’s last hope. A primal lost world teeming with dinosaurs battling for survival. AN ONLINE MULTIPLAYER DINOSAUR GAME This free dino game allows you to explore the online open world and tame herbivores such as the mighty triceratops. If you’re feeling brave, wild carnivores such as the raptor, spinosaur and T rex also roam the island in this survival game. Make friends with other online players as you ride prehistoric Jurassic beasts together!