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 ...

September 13, 2025: Checked for new Sonic Speed Simulator codes for the Chrome Egg and Rockstar Showdown event. What are the codes for Sonic Speed Simulator? Well, we've confirmed all working Sonic ...