No. It is highly recommended that you never connect a modded Switch to the internet while logged into a primary Nintendo Account. Nintendo actively monitors for modified consoles and can issue a permanent hardware ban, revoking all online access for that device.
Despite technical compromises compared to more powerful consoles, the Switch version of Dragon Ball FighterZ is highly regarded for its performance: dragon ball fighterz nsp free
A retail, unmodified Nintendo Switch cannot open or install a loose NSP file from the internet. These files can only be executed on consoles running Custom Firmware (CFW) like Atmosphere. An NSP (Nintendo Submission Package) is the official
To understand the search term, you need to know the basics of Nintendo Switch file formats and how they're used. and downloadable content (DLC).
An NSP (Nintendo Submission Package) is the official file format used for Nintendo Switch digital games, updates, and downloadable content (DLC).