Compatibility Report

• Name of the game with compatibility issues: rivals of aether 2
• Steam AppID of the game: 2217000

System Information

• GPU: RX580
• Video driver version: Mesa 26.0.6-arch1.1
• Kernel version: 7.0.5-arch1-1
• Link to full system information report : https://bpa.st/TR7Q
• Proton version: 1780064122 experimental-11.0-20260529

I confirm:

• [x] that I haven't found an existing compatibility report for this game. -> I filed #9853 for an unrelated issue
• [x] that I have checked whether there are updates for my system available.

I filed #9853 for an unrelated issue

PROTON_LOG :
steam-2217000.log.zip

Symptoms

in one of the tutorial modes , there should be some sort of overlay with... something in it; renders as a gray rectangle with a grid / tile texture:

Rest of game seems fine otherwise. Tried DX11 and DX12, no change.

Reproduction

• tutorial => Moderate => Defense
• After a few dialogs, scene shows a screen with presumably a 3D demo or explanation. Screenshot above.