Xbox One copies of Borderlands 3 include a digital upgrade to the Xbox Series X|S version! On Xbox Series X, experience the game in gorgeous 4K resolution at up to 60 fps in single-player and online co-op. Add more couch co-op mayhem with expanded local splitscreen support for up to 4 players. The original shooter-looter returns, packing bazillions of guns and an all-new mayhem-fueled adventure! Blast through new worlds and enemies as one of four brand new Vault Hunters – the ultimate treasure-seeking badasses of the Borderlands, each with deep skill trees, abilities, and customization. Play solo or join with friends to take on insane enemies, score loads of loot and save your home from the most ruthless cult leaders in the galaxy. Features: A MAYHEM-FUELED THRILL RIDE OUR VAULT HUNTER, YOUR PLAYSTYLE LOCK, LOAD, AND LOOT NEW BORDERLANDS QUICK & SEAMLESS CO-OP ACTION

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.