Valve's new Steam Machine verification system is silent on these Steam Deck-busters
… A very partial list of SteamOS-compatible games with “Unknown” Steam Machine compatibility and “Unsupported” Steam Deck status due to graphical requirements : Abiotic Factor Avatar: Frontiers of Pandora Black Myth Wukong Dead Space 2023 Dragon’s Dogma 2 Elden Ring Nightreign Enshrouded Final Fantas… …