It sounds like you might be referring to a release or dump of Mario vs. Donkey Kong (likely the 2024 Nintendo Switch remake) in .nsp format. If you’re asking for a on the file:
Over the years, the series saw various iterations, including "Mario Vs. Donkey Kong 2: March of the Minis" for the Nintendo DS and "Mario Vs. Donkey Kong: Mini Land Mayhem!" for the Nintendo DSi. These games built upon the original formula, introducing new gameplay mechanics and characters. Mario Vs. Donkey Kong.nsp
To understand the demand for the .nsp , you must understand the game’s legacy. It sounds like you might be referring to
Mario Vs. Donkey Kong launched on the Game Boy Advance during a golden era of puzzle games. It was a spiritual successor to the Donkey Kong (1994) Game Boy title. The premise was simple: Donkey Kong, jealous of the new "Mini-Mario" toys, steals the entire production line. Mario must traverse 6+ worlds of isometric-puzzle-platforming, using acrobatics and switches to reach the exit. Donkey Kong 2: March of the Minis" for
: In certain levels, you must guide a line of Mini-Marios through traps into a toy box, a style reminiscent of What’s New in the Remake?