Sonic is getting an official game on Roblox and it has Chaos! The “speed simulator” was made by Sega of America and Gamefam and allows you run around as Sonic, Tails, and Knuckles.

Celebrate Sonic's birthday with a new event that unlocks Tuxedo Classic Sonic, the first alternate skin for Classic Sonic in Sonic Speed Simulator on Roblox. Check out some short gameplay ...