Galaxian expands on the formula pioneered by Space Invaders. As in the earlier game, Galaxian features a horde of attacking aliens that exchanges shots with the player. In contrast to Space Invaders, Galaxian adds an element of drama by having the aliens
Arrows and space bar
Jet ski your way to points.
Jump! move the jumping board and try to stay on the air as long as possible.
Its an alien-eat-alien world out there, eat smaller aliens while avoiding being todays lunch from the bigger aliens.