Pok-slvr-(vc-gbc)-[usa]-3ds-cia-ziperto.rar

: Use a tool like 7-Zip or WinRAR to extract the .cia file from the .rar archive.

: Denotes the North American regional version of the game. POK-SLVR-(VC-GBC)-[USA]-3DS-CIA-Ziperto.rar

To use a CIA file like this, your Nintendo 3DS must have , typically installed through Luma3DS . : Use a tool like 7-Zip or WinRAR to extract the