Nobody saw them coming. In the year 2465, aliens destroyed the planet Earth, and only 3,000,000 survivors are launched into space under your command. Help protect humanity against the alien invaders as you find a new Earth somewhere in the galaxy!
A war has started and the modernized Green Beret armies are attacking the castle. Protect the castle by shooting down the Green Beret forces and the air supplies to gain more experience to earn new weapons.
Configure your Mech and go to battle! Collect the special diamonds discovered on Mars and bring them back to base. Watch out for evil aliens or better yet, blast them back to where they came from!