The Ball Gadget is a device of the Professor that only appeared in Spyro: A Hero's Tail. It can be unlocked by collecting eight Light Gems. It allows Spyro to roll around and roll over enemies. The Ball Gadget can speed up or can be stopped by pushing the button that activates the "brakes". There are three known areas where you can control one of these:

The machine allows for transportation between various realms.