config.ini or similar: Settings for server IP addresses and display resolutions.
: MU Online is an isometric medieval fantasy game originally released by Webzen in 2001. Private servers (like a hypothetical "Future-Mu") are unofficial versions of the game run by third parties that often offer modified gameplay, such as higher experience rates or custom items. Future-Mu Client.rar
Main.exe : The primary game executable used to launch the client. config