Using hex-editing of the common.szs archive and comparison with Rev 3 (ID: AVZE01 ), this study identifies three exclusive changes in Rev 4 (ID: AVZP01 ):

The promotional Mercedes-Benz DLC (featuring the GLA, W25 Silver Arrow, and 300 SL Roadster) was originally a timed-exclusive download. Rev 4 bakes this collaboration directly into the game data, making it permanently accessible.

resolution, compared to the 1080p docked resolution on Switch. unlocking characters within it? All Major Mario Kart 8 Updates Wii U To Switch (2014-2022)