XCI (NX Cartridge Image): This format is a "dump" of a physical game cartridge. It is often used with tools like the Mig Switch or by users who want to keep their physical games backed up digitally. Game Overview: Super Mario Bros. Wonder
GUNC: This is not a standard Switch file format; it likely refers to Gun Gun Pixies Super Mario Bros. Wonder Switch NSP XCI GUNC...
Files labeled with long strings like "GUNC..." or similar scene tags are often found on "repack" or ROM sites. Always ensure you are using a verified source to avoid malware. Legally, you should only use these files if you have purchased a retail copy of the game and are dumping the files for personal use. XCI (NX Cartridge Image): This format is a
Super Mario Bros. Wonder is defined by its unpredictability, largely thanks to the Wonder Flower. Badges: Players can equip one of 24 unlockable
Badges: Players can equip one of 24 unlockable badges to grant passive or active abilities, such as a Parachute Cap for gliding, a Wall-Climb Jump, or an Invisibility cloak.
Super Mario Bros. Wonder – Nintendo Switch 2 Edition + Meetup in Bellabel Park
Play with Friends, Play with Family:
Team up in local multiplayer for even more fun—cooperate or compete in 4-player action! Whether you’re guiding Mario, Princess Peach, or a host of other familiar characters, every session is filled with laughter and collaboration.