System Info:
Heroic Version: 2.7.0 Eustass Kid
Legendary Version:  0.20.32 Dark Energy (hotfix #6)
GOGdl Version: 0.7.1

Electron Version: 23.1.4
Chrome Version: 110.0.5481.192
NodeJS Version: 18.12.1

OS: Freedesktop SDK KERNEL: 5.13.0-valve36-1-neptune ARCH: x64
CPU: AMD Custom APU 0405 @2.47 GOVERNOR: schedutil
RAM: Total: 11.52 GiB Available: 8.85 GiB
GRAPHICS: GPU0: VanGogh [AMD Custom GPU 0405] VRAM: 512MB 
PROTOCOL: x11

Legendary's config from config.ini (before Heroic's settings):
{
  "game_parameters": [],
  "game_executable": "Mordhau.exe",
  "game_directory": "/run/media/mmcblk0p1/steamapps/ epic/Mordhau",
  "launch_command": [
    "wine"
  ],
  "working_directory": "/run/media/mmcblk0p1/steamapps/ epic/Mordhau",
  "user_parameters": [],
  "environment": {},
  "pre_launch_command": "",
  "pre_launch_wait": false
}

Launch Command: WINEDLLOVERRIDES=winemenubuilder= LD_LIBRARY_PATH=/home/deck/.var/app/com.heroicgameslauncher.hgl/config/heroic/tools/wine/Wine-7.0-GE-8-LoL/lib64:/home/deck/.var/app/com.heroicgameslauncher.hgl/config/heroic/tools/wine/Wine-7.0-GE-8-LoL/lib WINEPREFIX=/home/deck/Games/Heroic/Prefixes/MORDHAU ORIG_LD_LIBRARY_PATH= GST_PLUGIN_SYSTEM_PATH_1_0=/home/deck/.var/app/com.heroicgameslauncher.hgl/config/heroic/tools/wine/Wine-7.0-GE-8-LoL/lib64/gstreamer-1.0:/home/deck/.var/app/com.heroicgameslauncher.hgl/config/heroic/tools/wine/Wine-7.0-GE-8-LoL/lib/gstreamer-1.0 WINEDLLPATH=/home/deck/.var/app/com.heroicgameslauncher.hgl/config/heroic/tools/wine/Wine-7.0-GE-8-LoL/lib64/wine:/home/deck/.var/app/com.heroicgameslauncher.hgl/config/heroic/tools/wine/Wine-7.0-GE-8-LoL/lib/wine /app/bin/heroic/resources/app.asar.unpacked/build/bin/linux/legendary launch 2e26af55c1a146e7a939dcc1014fc9fd --language en --wine /home/deck/.var/app/com.heroicgameslauncher.hgl/config/heroic/tools/wine/Wine-7.0-GE-8-LoL/bin/wine 

Game Log:
[cli] INFO: Logging in...
[Core] INFO: Trying to re-use existing login session...
[cli] INFO: Checking for updates...
[Core] INFO: Getting authentication token...
[cli] INFO: Launching 2e26af55c1a146e7a939dcc1014fc9fd...
wineserver: using server-side synchronization.
002c:fixme:winediag:LdrInitializeThunk wine-staging 7.0 is a testing version containing experimental patches.
002c:fixme:winediag:LdrInitializeThunk Please mention your exact version when filing bug reports on winehq.org.
0100:fixme:imm:ImeSetActiveContext (0xe20210, 1): stub
0100:fixme:imm:ImmReleaseContext (0000000000010064, 0000000000E20210): stub
007c:fixme:imm:ImeSetActiveContext (0x4403d0, 0): stub
007c:fixme:imm:ImmReleaseContext (0000000000010020, 00000000004403D0): stub
0100:fixme:kernelbase:AppPolicyGetProcessTerminationMethod FFFFFFFFFFFFFFFA, 0000000000B9FD70