Cassette Four

A collection of 8 games for the Sinclair ZX81 with an a 16K memory expansion module. Invaders A Space Invaders clone with an extra shield that can be activated for a brief moment in time. Life A simulation of cell growth. The player can set a patern and see if/how it grows. 3D Tick-Tac-Toe A 3D Tic-Tac-Toe game. The aim is to make a straight line of 4 dots. You play against the computer. Galaxy Invaders A shoot em up where the player is at the bottom trying to shoot alien crafts moving around the screen. Gun Fight An Outlaw clone. You try to shoot a cowboy on the other side of the screen and you can take cover behind a carriage. ZX Scramble A Scramble clone where the player flies through a…