Defend the space carrier with a turret by gunning down as many enemy spaceships as possible. Get additional help by sending out carrier fighters of your own.
Defend the hill against all mindless zombies that assumed it to be their home. Use 19 powerful weapons including the hand cannon, hunter pistol and the jackhammer to destroy them.
Shoot down the enemies with a handgun or sniper rifle. Don't let any of them get away as you move onto new levels. Note: It takes awhile to load from blank white screen.
Prepare for the exciting battle with alien robots. Kill them all in ricochet style to pass the level. Choose the best place for the shot by moving your character.
Deplete enemy's invasion forces and stop their offensive. When facing a large number of enemies, the only way to deter them is to use the powerful Haiphong battery.
Lt. Alex's space ship is damaged so he had to eject to land on a space platform. He knows that these platforms have some sort of intergalactic portals that can get him to his base. He resides on you to help him find it!