
The Asus ROG Ally isn't going to ship with any form of game validation system because you "should be able to play all games without needing validation from either our team or the game publishers."
That's a confident statement, and a confident stance as to the power of the custom AMD silicon at the heart of the new gaming handheld and the Microsoft OS. The Steam Deck has a specific Deck Verified rating system to give gamers confidence a given game will run well on its hardware, on its Linux OS, and on a handheld device.