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 ...

A free, surprisingly good-feeling Sonic game can't go amiss with fans in need of tiding over, but some underwhelming progression holds it back.

Sonic Speed Simulator is an official Sonic the Hedgehog game being backed by Sega and it is coming to Roblox platforms.

"Sonic Speed Simulator is the fastest game in Roblox and features everyone's favorite speedster, Sonic the Hedgehog," reads the official synopsis.