Games installed on BTRFS drive do not launch

I have followed the Auto-Mounting Secondary Drives guide from Discourse (https://universal-blue.discourse.group/docs?topic=970).

Setup:
  • Windows 11 SSD 1 TB
  • Bazzite SSD 500 GB
  • Game drive 2 TB
I use dual boot between Windows 11 and Bazzite, all drives are separate. On Windows I have installed the winbtrfs drivers (https://github.com/maharmstone/btrfs) and configured the mappings in registry editor too. I have also pasted some screenshots of my partition info and contents of
/etc/fstab


Problem is, whenever I try to launch a game from the game drive it doesn't launch at all. Using Bazzite Steam, not flatpak. The same game will work fine launching from Windows or by installing on my home drive where Bazzite is, but not from the game drive.

Would appreciate some help on this.
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Universal Blue
Thanks, I fixed it now.
GitHub
WinBtrfs - an open-source btrfs driver for Windows - maharmstone/btrfs
Solution
Thanks, using ProtonGE makes it so I can play the games. I did test playing the same game between Windows and Linux, works great.

Couple irks with some games:
  • Elden Ring (can't launch game due to EAC, fixed by moving it to Bazzite home drive)
  • Team Fortress 2 (running with Proton says I'm in insecure mode and can't connect to servers, I know there's native client but that means I'd have to reinstall the game twice for Windows and Linux)
Also I can't launch anything using Valve Proton, only custom
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