You will need to take the console credit you purchased from GameStop and purchase Rise of Iron. If you have further questions, you should direct them to GameStop. http://www.gamestop.com/xbox-one/add-ons/destiny-rise-of-iron/131432 From the link: [quote][b]Price shown is for currency to be used in your Microsoft account[/b]. Sales tax is not included. At redemption, state and local taxes may apply based on the address of the Microsoft account of the redeeming party.[/quote]