Sonic Speed Simulator is a super-popular fan-made game on Roblox that is a partnership between Sega of America and Roblox developer Gamefam. At the time of writing, the game has over 20K active ...

Red Star Rings are the main currency of Sonic Speed Simulator on Roblox. They are used for everything from fusing Chao and Trails, purchasing and leveling up Characters, getting sets of your favorite ...