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 Space Invaders 91 (USA) SEGA Genesis Online Game
Hey! Ready to blast some aliens in Space Invaders 91? Now you can play this classic Sega Genesis game online for free in your browser. No need to download anything, just click and start shooting! Defend Earth from the invading alien forces and rack up your high score. Simple controls and addictive gameplay make this a timeless favorite. So what are you waiting for? Start playing now and see if you can beat the high score!