From Josh himself.
OFFER IS ONLY GOOD FROM OCT 20- NOV 1!!!
LinkQuote:Microsoft has provided the following step-by-step process on how to swap your digital code for a retail disc:
1. Open the Contact Us page.
2. Select "Chat with Microsoft Support" to chat with a support agent.
3. Once you’re connected, inform them that you want to exchange your unredeemed digital code for Halo 5: Guardians for a physical disc.
4. You'll need to provide the agent with the following information: Your Xbox gamertag, your email address, the token's 25-character code, and your address for shipment.
After contacting Microsoft Support, it will take approximately 3 to 5 business days for the disc, as well as an accompanying code for the extra LCE content, to arrive. Also good to note that this offer is only valid from October 20 to November 1, 2015.
OFFER IS ONLY GOOD FROM OCT 20- NOV 1!!!