: A shorthand for the game title (often Castlevania , specifically Castlevania: Lords of Shadow – Mirror of Fate ).

: The name of the website that hosted or uploaded the file.

The name follows a standard convention used in online ROM and homebrew communities:

: Indicates the game is the North American region version.

: The file extension used for installing software on a hacked Nintendo 3DS console. These files act as installable packages, similar to an .installer or .app file, and can be managed using homebrew tools like FBI .