Droids are threatening world domination and there are only a few humans left to stand up to them! Defend key territories from an onslaught of merciless droids as you struggle to protect the precious resources you have left.
Evil Aliens attacked our planet and you should stop them. You are the only hope for all Earth citizens. Your brave soldiers and powerful tanks waiting for your commands to smash those evildoers.
Your forces were out on a routine patrol and the undead were suddenly everywhere! Your forces were badly depleted in the conflict thus you must continue to do your job and keep the undead population under control until a solution can be found.
As a U.S Marine fighting through each city under siege, kill the leader in each terrorist cell. U.S. Military's sophisticated technology, superior firepower, coordinated land and air strikes on the battlefield made your entry point easy and possible.
The enemies are trying to enter your country and they are planing something big. America's finest agent was sent to destroy enemy base and kill them all. Destroy the base, kill all the enemies and get your base back.