Unlocking Shadow in Sonic Speed Simulator The Release Shadow mission banner (Image via Roblox) The basic variant of Shadow the Hedgehog is free to unlock once you reach the Lost Valley Zone.

An update to the officially licensed Sonic Roblox game, Sonic Speed Simulator, will add a highly anticipated character in a new event.

Sonic Speed Simulator is a sandbox game where you can embody various characters from the Sonic the Hedgehog franchise and level up to become faster.

Here are all working Sonic Speed Simulator codes as of 28th August 2025: Not sure how to redeem codes in Sonic Speed Simulator? Here’s what you’ll need to do: ...

Sonic Speed Simulator is a popular fan-made game on Roblox that has support from SEGA, and there are some codes players can use to unlock items.

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.

Wondering what all the free codes are in Sonic Speed Simulator in Roblox? Worry not as we've got your back. Inside, we reveal all.

The Roblox game Sonic Speed Simulator is a racing game created by Gamefam x Sonic. If you are looking for the latest 'Sonic Speed Simulator' codes, then you have come to the right place. Check out ...

Earlier today Sega announced a partnership with Gamefam to bring Sonic to Roblox in the brand-new game, Sonic Speed Simulator.