"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 Endowment (C.O.D.E.) - Challenger Pack (XBOX One)

Buy Call of Duty Endowment (C.O.D.E.) - Challenger Pack (XBOX One)

Call of Duty Endowment (C.O.D.E.) - Challenger Pack (Xbox Games US)

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Call of Duty Endowment (C.O.D.E.) - Challenger Pack (XBOX One)

Comments about Call of Duty Endowment (C.O.D.E.) - Challenger Pack (XBOX One)

Recharge Call of Duty Endowment (C.O.D.E.) - Challenger Pack (XBOX One) - Online

Buy Call of Duty Endowment (C.O.D.E.) - Challenger Pack (XBOX One)

Call of Duty Endowment (C.O.D.E.) - Challenger Pack (Xbox Games US)

Call of Duty Endowment (C.O.D.E.) - Challenger Pack (Xbox Game EU)

Call of Duty Endowment (C.O.D.E.) - Challenger Pack (Xbox Games UK)

Call of Duty Endowment (C.O.D.E.) - Challenger Pack (Xbox Games TR)

Call of Duty Endowment (C.O.D.E.) - Challenger Pack (Xbox Games BR)

Call of Duty Endowment (C.O.D.E.) - Challenger Pack (XBOX One)

Comments about Call of Duty Endowment (C.O.D.E.) - Challenger Pack (XBOX One)

Recharge Call of Duty Endowment (C.O.D.E.) - Challenger Pack (XBOX One) - Online

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