: Standing for NX Card Image , this format is a direct dump/copy of a physical game cartridge. Unlike the digital eShop format (NSP), XCI files often include the base game and may contain updates or "padding" data to match the physical cartridge size.
: These files are primarily used by enthusiasts for archiving their physical collections or for use in emulators like Ryujinx. What is a .7z File? Tears of the Kingdom -XCI-.7z
: This is the NX Card Image format , which is a direct digital dump of a physical Nintendo Switch game cartridge. Unlike digital eShop files (NSPs), XCI files often include the base game and, in some cases, built-in updates. The Legend of Zelda: Tears of the Kingdom
Pick yer 
Yer booty is now 1234 

