In many parts of the world paying for electronic goods can be difficult due to the lower penetration of credit cards. This is especially true for younger users.
Microsoft announced that they have enabled carrier billing for Xbox items for Etisalat UAE customers.
Gamers in the UAE can now pay for content through their Etisalatt mobile account without the need for credit card.
This includes support for Xbox Games Pass, where players get unlimited access to more than 100 Xbox One and Xbox 360 games on Xbox One for the single, low, monthly price of Dh39. Etisalatt is also offering a 20% discount on Xbox One games plus get up to 10 per cent off game add-ons and consumables.
Source: https://mspoweruser.com/microsoft-enables-carrier-billing-for-xbox-games-in-uae/