The terms NSP and XCI are related to the Nintendo Switch file formats. NSP is an update package, and XCI is the main game file. Update 210 likely refers to version 1.2.1 of the game. ES Repack probably stands for "Espacio Super Repack," a common group for Spanish-speaking users that creates repacked games with lower file sizes.

I should structure the response with sections: Legal Considerations, What is the Repack, Technical Details, Risks, and Purchase Options. That way, it's comprehensive but clear about the legal stance.

Additionally, I need to explain what repacks are, how they work (using tools like NSPSigner, etc.), but clearly state that this isn't an official method and is against Nintendo's terms of service. Also, mention the risks involved, like bans or voided warranties if using emulators with keys.