Given the price hike for the premium offering — Xbox Game Pass Ultimate — just went up in September to $19.99/month, you can bag a decent saving by buying a 3-month membership during the Prime Day October deals. Why's Game Pass Ultimate so important? It's the only plan that includes day-one access to new first-party Xbox titles.

Buy up to five Xbox Game Pass Ultimate codes at this reduced price through Sept. 29 and get 15 months of gaming

Xbox Game Pass Ultimate gives you access to a library of hundreds of Xbox games, including day one releases. You can play them for the entirety of your membership without any restrictions. You do lose access to them once your membership is over,