Valve testing ALL Steam games for Steam Deck compatibility

Valve is currently testing all Steam games to see which are compatible with the Steam Deck, publishes findings in public database.

You can now check what games in your Steam library are Steam Deck Verified - Neowin

You Can Now Check Which Games From Your Steam Library Are Compatible With the Steam Deck - IGN

Steam Deck performance tested: How do your favorite games play?

You Can Now See Which Of Your Steam Library Games Are Compatible With The Steam Deck - Game Informer

Valve Steam Deck review: A great start for portable PC gaming

Here Are The List Of Games You Can't Play On Steam Deck - Game Informer

Steam Deck's Compatible Games: A Guide

Valve's new Steam Deck compatibility checker shows which of your games are handheld-ready

Valve Steam Deck Review

Steam Deck Compatibility Review Process (Steamworks Documentation)

Valve releases game compatibility details for Steam Deck

Haha : r/Steam

Valve reviewing entire Steam catalogue for new Steam Deck compatibility ratings system

Valve is Hiring People to Check Steam Deck Game Compatibility : r/linux_gaming

Will Your Favorite Games Run on Steam Deck? Valve Just Made It Easy to Find Out