Defend the Earth from invading UFOs. Aliens are invading our earth and it is up to you to defend an important nuclear factory. Buy cannons, train new defenders and tell them what to do.
You are sent out into the desert on a diversion mission. You must survive enemy attack for six days until main forces will take over. Defend your desert position for six long days.
You are a giant armored robot, and you must shoot all that attack you. There are many upgrades and many possible kits to use. Play through all 10 levels.
