Sinclair ZX Spectrum

Exterminator (Silversoft)

Exterminator is a clone of the arcade shooter Robotron: 2084 where the player is in control of a human that moves around the playfield, protecting other humans from the aliens. The objective is to destroy all the aliens on screen while saving the other humans by running over them and picking them. Once a level is cleared another starts at a higher difficulty If you hit by any alien or an alien projectile, then you lose one of three lives, once all lives are spent, it's Game Over.