Microsoft Windows 7 Ultimate (full Pack) Windows 7 Ultimate 32/64 Bit

Note that this strategy involves leaving your Xbox One or other console of choice on for several hours at a time while you build up your fortune. You'll want to use a wired controller (such as the Xbox One Mini Series controller) or plug a wireless one into the console in order to prevent the controller from powering off and interrupting the game. Don't worry, the effort (and electricity) will pay off!