Default Controls
← → ↑ ↓ = Directions
A = z
B = x
X = a
Y = s
C (Top-Left Shoulder) = q
Z (Top-Right Shoulder) = e
L2 (Bottom-Right Shoulder) = r
R2 (Bottom-Right Shoulder) = t
Mode = Right Shift
Start = Enter
About the Sonic the Hedgehog CD (May 12, 1993 prototype) SEGA CD Online Game
Hey! Ready to play Sonic the Hedgehog CD (May 12, 1993 prototype) online for free in your browser? Just click the link, and you’re good to go! Enjoy the classic Sega CD game with Sonic as he races through time to save Amy Rose and defeat Dr. Robotnik. No need to download anything, just start playing and have fun!