Sonic Riders: Zero Gravity

Sonic Riders: Zero Gravity is a hoverboard racing video game developed by Sonic Team and published by Sega for the PlayStation 2 and Wii. It is the fifth racing game in the Sonic the Hedgehog series, and the second entry the Sonic Riders trilogy. A port for the Xbox 360 was cancelled during development, while a sequel, Sonic Free Riders, was released exclusively for that system in 2010.