Unlike the official eShop version (which auto-updates), users who install Stumble Guys via an NSP (Nintendo Submission Package) file must manually source and apply Title Updates (UPD). Failing to update can lead to several issues:
: Fresh levels like Turtle Tumble (TMNT-inspired) and Rocket Doom (the first 4v4 mode) keep the rotation diverse. How to Update Your Stumble Guys NSP Stumble Guys Switch NSP UPDATE