The search term refers to a specific pirated software release—a "crack" or "patch" for Mafia II: Definitive Edition by the scene group CODEX.
He wrote a clean removal script and posted it under the title: mafiaiidefinitiveeditionupdate1codexrar patched
: In Steam, right-click the game > Properties > Local Files > Verify integrity of game files mafiaiidefinitiveeditionupdate1codexrar patched
Corrected an issue where special assassination animations failed to trigger during "The Saint and The Sinner." mafiaiidefinitiveeditionupdate1codexrar patched