Xbox Game Pass has proven to be an incredible success for Microsoft, with subscriber totals continuing to increase since the release of the Xbox Series X/S consoles. It's not just Microsoft benefiting from the service's success, either. Game developers across the industry have lauded their partnerships with Xbox Game Pass. Just how lucrative these deals are has rarely been discussed publicly. Now one indie, the developer of Cooking Simulator, has revealed just how much Microsoft paid it to join Xbox Game Pass.