M | Rkb-(usa)-nswtch-nsp-update190-ziperto.rar

Specifically, "UPDATE190" indicates this is the , which was released in July 2023 to add support for Wave 5 of the Booster Course Pass DLC. Key Features of this Update (v1.9.0)

: Added Petey Piranha , Wiggler , and Kamek as playable racers. M RKB-(USA)-NSwTcH-NSP-UPDATE190-Ziperto.rar

If you are looking for the "features" included in this specific RAR file, they are the official additions made by Nintendo in the v1.9.0 patch: Specifically, "UPDATE190" indicates this is the , which