"How to redeem a code on Xbox console;

Press the Xbox button to open the guide, and then select Store.
Press the View button to open the side menu, and then select Redeem.
Enter the 25-character code, select Next, and then follow the prompts.

How to redeem a code from a PC or mobile browser; 

From a web browser, go to redeem.microsoft.com.
Enter the 25-character code, select Next, and then follow the prompts."

Buy Call of Duty: Modern Warfare 2 Campaign Remastered (Xbox Games US)

Buy Call of Duty: Modern Warfare 2 Campaign Remastered (Xbox Games US)

Call of Duty: Modern Warfare 2 Campaign Remastered (XBOX One - Cheapest Store)

Call of Duty: Modern Warfare 2 Campaign Remastered (Xbox Games US)

Call of Duty: Modern Warfare 2 Campaign Remastered (Xbox Game EU)

Call of Duty: Modern Warfare 2 Campaign Remastered (Xbox Games UK)

Call of Duty: Modern Warfare 2 Campaign Remastered (Xbox Games US)

Comments about Call of Duty: Modern Warfare 2 Campaign Remastered (Xbox Games US)

Recharge Call of Duty: Modern Warfare 2 Campaign Remastered (Xbox Games US) - Online

Buy Call of Duty: Modern Warfare 2 Campaign Remastered (Xbox Games US)

Call of Duty: Modern Warfare 2 Campaign Remastered (XBOX One - Cheapest Store)

Call of Duty: Modern Warfare 2 Campaign Remastered (Xbox Games US)

Call of Duty: Modern Warfare 2 Campaign Remastered (Xbox Game EU)

Call of Duty: Modern Warfare 2 Campaign Remastered (Xbox Games UK)

Call of Duty: Modern Warfare 2 Campaign Remastered (Xbox Games US)

Comments about Call of Duty: Modern Warfare 2 Campaign Remastered (Xbox Games US)

Recharge Call of Duty: Modern Warfare 2 Campaign Remastered (Xbox Games US) - Online

Information