Portal 2 Sixense MotionPack DLC

The Portal 2 Sixense MotionPack DLC  is exclusive Portal 2 downloadable content available to owners of the Razer Hydra (Purchasable on the Steam store). The DLC includes specific levels and mechanics that make use of the Razer Hydra's motion detection capabilities.

Mechanics

 * Mobile portals
 * Scalable cube