Your mission is to destroy the enemy space ships while collecting the bonus items to get different power ups. Powerups will make your ship gain weapon and shield upgrades, extra lives, temporary vanishing ability and the powerfull plasma bomb. The enemy ships come in different size, strength and movements. Choose one of three spacecrafts and start the action. To master Border Force you have to complete six different challenging Levels with loads of enemy ships, asteroids and alien lifeforms.