Shoot the enemies down and destroy their camps to complete each mission. Buy new weapons from the shop to upgrade and destroy all enemy camps to win the game.
As the first line of defense, you must bring down everything in front of you to ensure victory. You have been equipped with four guns, including an anti-aircraft gun to assist you in trouble.
Find a secret package left on the North Pole and take it to the right place. There's a mini map and the hint arrow to guide you. Watch out for police cars which will bump into you to prevent accomplishing your mission.
Your chopper crash-landed at an urban war zone. Use your machine gun to get through the hostile enemy soldiers while moving closer to the extraction point.
Welcome to alien infested planet! In campaign mode, missions range from offense to defense missions upon which you can build a base to stop the alien horde. Or there is a survival mode with 6 maps, where you destroy wave after wave of incoming aliens.
