Luna Controller for PC and Mac Is Now 2x Cheaper Than a Sony Controller, Amazon Clearing Final Stock

Luna controller was specifically built for Amazon’s Luna cloud game system but to call it a single-use controller would be a fallacy. This controller supports Windows, Mac, Fire TV, Fire tablet, ...

ROG Xbox Ally Powerhouse Handheld : Game Access and Compatibility

ROG Xbox Ally redefines handheld gaming with portability, PC-level power, and compatibility across platforms for an immersive experience.
XDA Developers on MSN

I enabled the new Windows 11 gaming handheld mode on my ROG Ally X

Once you're on Windows 11 25H2, opening Settings > Gaming might show a new, fourth option saying Full screen experience.