Purchase 5500 crowns to be used in The Crown Store. The Crown Store can be accessed in-game to browse and purchase unique pets, mounts, costumes for your character, and other virtual goods and services.

Go to https://www.xbox.com Login to your account Hover over your account link (the top right of the screen) a menu will appear, click on the "Redeem Code" button. On the next page, click "Redeem" Enter your code Click "Confirm" Click "Confirm" again to assign the key to your account.