Over the highest hills and the mountains, a stunt bike riding adventure is beginning with the Stunt Biker 3D game! There are some other racers who are willing to race in these dangerous mountains just like you and you can participate in these races with the Race mode. The other two modes are a challenge and impossible challenge modes. You should get your bike to the finish line in the given time in these modes. Lots of bikes, riders, and features are waiting for you with this super cool bike game!