If you are ineligible for a visa based on one or more of the laws listed in Section 212(a) of the Immigration and Nationality Act, you may be able to apply for a waiver. The visa category that you are applying for will determine whether a waiver of ineligibility is available.
Also, games must be purchased digitally. Xbox Play Anywhere does not work with disc based games. Also, you can only be signed into either the Xbox One or PC at one time. Microsoft announced a number of Xbox Play Anywhere tiles, including Dead Rising 4, Gears of War 2, and Halo Wars 2.
No you cant play XBOX Game disks on the PC. The games you are seeing are games that will link up with your XBOX Live account and give you points and rewards, but you cant just place an XBOX disk in your drive and play. It will still require and XBOX 360 for that.