Sea of Thieves works but is missing in-game voice chat.Arma 3 single-player can work with Proton but multiplayer does not, same for eFootball PES 2021 SEASON UPDATE.Fallout 4 works but needs a small launch option fix for the audio.The Binding of Isaac: Rebirth has a native port but the latest DLC does not, so it needs Proton for that.Total War: WARHAMMER II has a native Linux port but the multiplayer is separated from Windows, it does also work with Proton.Rocket League was removed from Steam, however it does work with Wine (which Proton is built from) if you use something like the Heroic Games Launcher.The native port of ARK: Survival Evolved is pretty poor, and online with the Windows version in Proton is broken due to the BattlEye anti-cheat used.Phasmophobia doesn't have in-game voice due to it needing Windows Cortana.Age of Empires II: Definitive Edition works but online multiplayer can desync unless you do a small fix.We expect Rust to work at the launch of the Steam Deck or shortly after, given that Garry Newman of Facepunch already stated previously it was in progress to have their Easy Anti-Cheat supported in Proton.Valve is working on getting them all working out of the box with official Proton. This is sometimes needed for games where videos don't work with the official Proton. So while it requires adding it manually (which takes all of 5 minutes), it still works. Proton GE refers to the community-built version of Proton.The Elder Scrolls V: Skyrim Special Edition

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