We see ourselves as the same sort of system requirements except we will run a lot smoother and run a lot better. (wccftech.com)
One of the reasons we put it at number 1 is because it's so versatile, it will work for just about anyone no matter what sort of system you have. (geekwrapped.com)
There's also a timer sort of system, where it costs you a certain amount of energy to do a mission. (toucharcade.com)