Knuckles can be unlocked in the same exact fashion that many players had unlocked Miles "Tails" Prower with in the stage before. In the next level, Emerald Hill Zone, players can find 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, shown ...