Sonic Riders: Zero Gravity
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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 or Sonic Riders: Shooting Star Story in Japanese) is a hoverboard-racing video game for the Wii and PlayStation 2. It is the sequel to Sonic Riders.