The player orbits the fourth planet of Epsilon Cygnus. The enemy: the Tartillians, a machine race who destroyed their humanoid creators and have sworn to destroy all humanoids.
The game offers a choice of missions and levels of difficulty. It may be played by one person or by two. A single player is in full control of his ship and its weapons and defenses. Two players - one acting as pilot, the other as gunnery officer - share the decisions of the mission.
100% machine language; hi-res graphics with sound; three levels of difficulty; advanced joystick control; free poster