Roblox is getting an official Sonic the Hedgehog game backed by Sega called Sonic Speed Simulator. It's available for purchase for now but will go free-to-play this weekend on April 16 at 10 AM EST.

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 ...