Hop on your dirt bike and drive through the mountains while performing huge jumps and riding over rough terrain.
Controls:
Up - Throttle, Down - Reverse.
Left - Lean backward, Right - Lean forward.
A - Rear brake, S - Front brake.
A context menu should be shown when right-clicking or, on touch devices, long-pressing in the game. This menu especially allows to play in full screen and control the volume.