The notation ".USA.WiiU-FAKE" might imply a pirated or illegally distributed version of the game. Pirated games can come in various forms, including copies of games distributed without permission, often through torrent sites, illegal game downloads, or counterfeit physical copies.
For those looking for the real deal, the legitimate version of Mario Kart 8 Mario.Kart.8.USA.WiiU-FAKE
: Sometimes these files contain exploits designed to harm the hardware or software of the downloader. Site Racing The notation "