The flatpak leaks, a VPN is one of the situations were layering with rpm-ostree is appropriate
Wow,
The Indomitable, and Golden Argosy will be very viable.
The Last Ride will be cute in monoblack with Necropotence and lots of black tutors.
Where you able to log in to a TTY session?
All bazzite images support 'gaming mode'. The deck images boot into it straight away which could cause problems with desktop hardware.
Consider joining the ublue discord group and troubleshooting with the creators of bazzite in the bazzte channel. They are very knowledgeable and if your issue is reproducible they would be able to implement a fix in future images.
While the green screen is up. I listed the shortcuts in the above comment. If there is an issue in the graphics pipeline you may be able to troubleshoot from a terminal only session using Ctrl+Alt+F2.
Login to that text only eesison with the username a password you used when creating the image.
Do you know which bazzite image you used? I think for your configuration it should have been bazzite-desktop. You might be having a green screen graphical issue if you accidentally downloaded a flashed bazzite-deck or bazzite-nvidia with an AMD graphics card.
I believe it was lumped into "Other" and not tracked previously.