The latest GE-Proton from Glorious Eggroll is now available as version 9-5 with the following fixes:
added TCP_KEEP patches needed for Star Citizen 2.0 launcher
updated wine to latest bleeding edge (fixes Apex Legends)
updated dxvk,vkd3d-proton, dxvk-nvapi and various build files to match upstream
updated steam client to match upstream
added upstream cpu topology fixes
Proton Fixes:
Add fix for The Witcher 2: Assassins of Kings Enhanced Edition (thanks R1kaB3rN)
Add fix for COJ Gunslinger (thanks Tiagoquix)
Add fix for Total War: Shogun 2 (thanks Crumb5)
Update Oddworld: Munch's Oddysee fix (thanks doZenn)
Add fix for Oddworld: Abe's Oddysee (thanks doZenn)
Add fix for Overlord II (thanks doZenn)
Add fix for Stranger's Wrath HD (thanks doZenn)
Add fix for Ducati World Championship (thanks doZenn)
Add fix for Add fix for Café Stella and the Reaper's Butterflies (thanks R1kaB3rN)
Add fix for Add fix for Sabbat of the Witch (thanks R1kaB3rN)
Add fix for Add fix for Riddle Joker (thanks R1kaB3rN)
Add fix for Add fix for Senren * Banka (thanks R1kaB3rN)
protonfixes: Add fix for (Newest) Many WMP9 Video Playback fixes for Yuzusoft VN's (thanks R1kaB3rN)
You can track the GE-Proton Releases Here