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 1 – Master Edition IV SEGA Genesis Online Game
Hey there! Welcome to Sonic 1 – Master Edition IV. Get ready to experience the classic Sonic adventure with a twist. Play the game online in your browser for free, no downloads needed. Enjoy all the fast-paced action and challenging levels right at your fingertips. Jump, spin, and dash your way through the colorful world of Sonic. Are you ready to race against time and defeat Dr. Robotnik? Start playing now and see if you have what it takes to be the ultimate Sonic master!