Sonic Riders: Zero Gravity

Sonic Riders: Zero Gravity (ソニックライダーズ シューティングスターストーリー, Sonikku Raidāzu Shūtingu Sutā Sutōrī) is a racing video game in the Sonic the Hedgehog series developed by Sonic Team and CRI Middleware and published by Sega. It was released in 2008 for the Wii and PlayStation 2. It is the sequel to Sonic Riders.