Mario Tennis Aces -nsp- -juego Base- -3-.rar |best| -

The filename contains the tag -NSP- . This is the technical heart of the archive. NSP stands for . It is the file format used by the Nintendo Switch eShop for digital downloads.

The safest and most rewarding way to experience the strategic arcade tennis, the engaging Adventure mode, and the vibrant online community of Mario Tennis Aces is to obtain the game legally through the official Nintendo eShop or a legitimate physical game card. Mario Tennis Aces -NSP- -juego base- -3-.rar

It looks like you’re referencing a filename for (NSP format, base game, part 3 of a multi-part archive). The filename contains the tag -NSP-