Do not skip the update file. The day-one patch (v1.0.1) fixed stability, but version includes:
These include the bulk of the "wacky" vehicles like the Bumper Car, the Couch Car, and various heavy-duty monsters. wreckfest rom nsp update dlc switch game top
An (Nintendo Submission Package) is the file format used for games downloaded from the Nintendo eShop. If you own Wreckfest digitally, the base game is an NSP. These files contain the game data, title ID, and certificate. Do not skip the update file
The “top” DLC for Wreckfest adds new vehicles, customization parts, and seasonal events. Below is the definitive list of all DLC packs available as NSP files: the Couch Car
Wreckfest offers a wide variety of car packs and customization sets. These are often grouped into two major season passes or "Vehicle Bundles".