: Usually distributed as a compressed archive (RAR/ZIP) or a standalone executable. Core Engine : The game is built on the Unity engine . Successful installation requires the MonsterBlackMarket.exe and the corresponding MonsterBlackMarket_Data folder to remain in the same directory. Save Data Path

Once installed, the Black Market becomes a permanent fixture in your save file, complete with an in-game “criminal record” stat that affects NPC interactions.

This usually means the DLC version doesn't match the base game. Ensure you haven't skipped previous updates (v20150, etc.). DLC Not Showing In-Game: