Gears Of War and Killer Instinct coming to pc, I'm guessing Halo will be next up? Can't think of many other xbox exclusives tbh;
http://thenextweb.com/microsoft/201...ft-is-bringing-xbox-only-games-to-windows-10/
http://thenextweb.com/microsoft/201...ft-is-bringing-xbox-only-games-to-windows-10/