, released in 2017, is a critically acclaimed 3D platformer that pushes the hardware capabilities of the Nintendo Switch. In the context of game preservation, emulation, and homebrew, the game's data is typically stored and distributed in specific container formats known as and NSZ . These formats determine how the game is read by emulators like Ryujinx or installed on modified hardware. 2. Format Definitions and Origins
version of a Nintendo Submission Package (NSP). It uses the zStandard compression algorithm to significantly reduce file size, making it much faster to download and easier to store.
: Playing games directly via custom firmware (CFW) game loaders (like SX OS or Atmosphere tools) without necessarily installing them to your console's storage. NSZ (Compressed Digital Download) super mario odyssey xci nsz
stands for " Switch Cartridge Image ." It is a 1:1 raw dump of a physical Nintendo Switch game card. When you dump a physical copy of Super Mario Odyssey to a digital file, the result is an XCI.
If the file is already .nsp , skip this step. , released in 2017, is a critically acclaimed
Risk, Reward, and Player Freedom Unlike linear platformers that gate progression behind precise mastery, Odyssey disperses rewards through diverse tasks: environmental puzzles, platforming challenges, hidden secrets, and performance-based objectives. This diversification reduces the penalty of failure, encouraging experimentation. Players can approach objectives in multiple ways—stealth, capture, platforming, or environmental manipulation—which reinforces the game’s core message: play how you want.
For those unfamiliar, XCI and NSZ are file formats used for Nintendo Switch game backups. XCI (Switch Image File) is a container format that stores game data, similar to a ROM (Read-Only Memory) file for older consoles. NSZ, on the other hand, is a compressed version of the XCI file, making it smaller and more manageable. : Playing games directly via custom firmware (CFW)
The primary advantage of using a or NSZ file is for running the game through PC emulators.
Before choosing a file format for Super Mario Odyssey, it is essential to understand what these extensions represent in the Nintendo Switch ecosystem. XCI (Game Cartridge Dump)
: Users with limited storage space on their MicroSD cards or hard drives who want faster download speeds and efficient archival. 2. File Size Comparison: XCI vs. NSZ
This format is ideal for archiving games on limited microSD card space. XCI vs. NSZ: A Direct Comparison