Air Buster

Air Buster is a 1990 horizontally scrolling shooter arcade video game developed by Kaneko. It was published by Namco in Japan and Sharp Image Electronics in North America (licensed from Namco). Two players control the "Blaster Fighter" star ships in their efforts to destroy a mysterious mechanical fortress orbiting Earth, with plans to take control of the planet. The Blaster Fighters can equip one of seven available weapons, which will change the ship's firepower and abilities, such as diagonal shots, homing missiles and small drones that follow the player's ship.