: A compressed file format. You will need a program like WinRAR or 7-Zip to extract the actual .cia file inside. ⚙️ How to Use This File Extract : Use a tool like 7-Zip to unzip the .rar file. Install on 3DS :
: Stands for CTR Importable Archive , a file format used to install games, updates, or DLC directly onto a Nintendo 3DS system's home menu.
: Stands for Region Free . While the game is the European version, it has been patched or modified to work on 3DS consoles from any region (US, JP, etc.).