you probably want to run run64.exe. it just forwards to sse which runs the actual game.

run32.exe and run64.exe made in rust by tieg abercrombie 3/15/2026.
SmartSteamEmu v1.4.7 is here probably: https://github.com/MrKristofere/SmartSteamEmu/releases/tag/v1.4.7