The next chapter in the Anarchy Online series brings you closer to the online role-playing world of aliens and advanced technology. In Anarchy Online: Alien Invasion, a new alien menace invades Rubi-Ka, and now you must rally to defend your cities against the alien horde. This time, you can construct your own towns, set up unique shops, and build organization headquarters. You can use special abilities, weapons, vehicles, and other items to defeat your enemies.