: Buying the physical cartridge or digital version via the Nintendo eShop.
: Downloading copyrighted material via BitTorrent is illegal in many jurisdictions. Because BitTorrent works by sharing pieces of files with others, users are technically "distributing" copyrighted content, which carries higher legal penalties than simple downloading.
and meant something else — feel free to clarify.
: Torrents for popular Nintendo titles are prime targets for "trojanized" installers. These files often look like game data but instead install keyloggers, ransomware, or crypto-miners on the host system.