: Stands for "Nintendo Submission Package," the standard digital format for Switch games.
: In this context, this is likely a slang or informal endorsement suggesting the file is verified, complete, or "solid" (meaning it works without errors). MMZX-LC-NSwTcH-[BASE]-NSP-(eShop)-Ziperto.rar
: The name of the website ( Ziperto ) from which the file was likely obtained. Safety and Context : Stands for "Nintendo Submission Package," the standard