This in-game currency can be spent in both the Battle Royale PvP mode and the Save the World PvE campaign. In Battle Royale you can purchase new customization items. In Save the World you can purchase Llama Pinata card packs. Note: Cosmetic items do not transfer between the Battle Royale mode and the Save the World campaign.

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.