Robotron: 2084

a shoot 'em up with two-dimensional graphics. The game is set in the year 2084 in a fictional world where robots have turned against humans in a cybernetic revolt. The aim is to defeat endless waves of robots, rescue surviving humans, and earn as many points as possible. Robotron popularized the twin joystick control scheme, one that had previously been used in Taito's Space Dungeon. (wikipedia)