Command a small number of Star Troopers who are assigned the task of eradicating an infestation of aliens. Timing and placement win in this star wars game. Play the campaign or one-off missions.
Your objective is to shoot the bad guys as accurately as possible. You can aim for the head or the body area. The closer you are to the center of each of these areas the more points you gain. The trick is to make every single shot count.
Take control of 16 different units and 15 different turrets to defend your base and destroy your enemy. You start at the cavern man's age, then evolve. There is a total of 5 ages each with its units and turrets.