Space Invaders++

The classic Space Invaders with 3 additional power ups.

The game cannot be played from a mobile device.

There are three power-ups that players can use, which are awarded randomly after completing a level. Pressing D generates a ball that destroys all aliens in its path, with the ball's radius determined by the length of the press. Pressing S creates a crosshair for sniping aliens, and pressing M activates a machine gun.