Super Mario Odyssey , the latest update file (NSP/system update) as of June 2025 is
A nostalgia-filled world where you can explore Peach’s Castle. The Dark Side & Darker Side of the Moon: mario odyssey nsp upd
This update is functionally equivalent to version 1.3.0 on the original Nintendo Switch, but enhances performance on the Nintendo Switch 2. Post-Game Access: Super Mario Odyssey , the latest update file
Keeping Super Mario Odyssey updated isn't just about stability; it's about content. Here is what major updates have brought to the table: Super Mario Odyssey