Gamma Goblins1981

A Tempest inspired shoot'em up written by David Arthur Van Brink and published by Datamost for the Apple II.

The player controls a space ship which is trapped in an area consisting of seven tunnels which are connected by a vertical shaft. Enemies are attacking the player from left and right and it is the objective of the player to destroy as many attackers as possible using the shaft. You can't, however, hover at one spot for too long since an invincible enemy will appear, forcing the player to change positions eventually.

A single screen crosshair shooter written by David Lubar.

A shoot 'em up created by Dan Thompson and published by Sirius Software.

In this game the player has to shoot enemies in space through a series of rotating shields. Written by Eric Knopp and published by Sirius Software for the Apple II computers.

In this Galaga clone hostile space ships attack your moon base in endless waves and try to steal your provisions. Your goal is to prevent just that.

In this shoot 'em up the player has to fight off four assault waves consisting of different enemy types until he reaches a huge UFO. After destroying the protective plates guarding the UFO's pilot in his cockpit the player can kill the pilot. The game starts anew with harder enemies.

Space Invaders Extreme combines the captivating essence of the original game with a stunning alliance of futuristic graphic design and cutting-edge audio. The gameplay experience has been developed to maximise on the consoles' abilities, offering players a whole new range of amazing features including a vast array of new power-ups.