Forget cash back: Microsoft's Xbox Mastercard exclusively earns game discounts

Microsoft announced a new Xbox Mastercard today. Cardmembers can earn points on purchases to redeem on games in the Microsoft Store. The card will launch exclusively for Xbox Insider Program members in the US on September 21, but it will open to all US-based Xbox users next year. The fruit of a partnership between Microsoft and Barclays, the card (unsurprisingly) encourages you to buy Xbox content. The Mastercard will give users one reward point for each dollar spent on everyday purchases. But t...