: Added 17 new Mii racing suits , including unlocks via amiibo for the Varia Suit (Metroid), Hylian Suit (Zelda), Kirby Suit, and Daisy Suit. Recent Technical Iterations
: Focused heavily on bug fixes and netcode security . Version 3.0.3, released in September 2024, specifically targeted a security flaw (buffer overflow) to improve online stability. mario kart 8 deluxe switch nsp xci update 30 hot
: The introduction of Room ID multiplayer allows players to join rooms using a code, removing the strict requirement of being "Friends" to race together in private lobbies. : Added 17 new Mii racing suits ,
: A dedicated button on the top menu now allows players to listen to the background music from any track in the game, including DLC courses, regardless of whether they own the Booster Course Pass. : The introduction of Room ID multiplayer allows
While Version 3.0.0 was the content heavy-lifter, subsequent minor updates addressed security and performance:
The transition to the 3.0 era brought significant additions that expanded the roster, track list, and utility features for all players: