Roblox Sonic Speed Simulator is a running game where you will be building up your top speed so that you can go fast! The game ...

When players begin Sonic Speed Simulator on Roblox, they'll find that they can't play as Sonic right away and that he takes some grinding to unlock.

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.

Roblox creator Jacob Girdler joined the popular platform in 2011 on a whim. Now he makes a six-digit income from one of his games.