Phil Spencer doesn’t just want Xbox games on other consoles. He wants other video game retailers on Xbox, too.

In an interview with Microsoft’s CEO of Gaming during the annual Game Developers Conference, Spencer told Polygon about the ways he’d like to break down the walled gardens that have historically limited players to making purchases through the first-party stores tied to each console. Or, in layperson terms, why you should be able to buy games from other stores on Xbox — not just the official storefront.