However, with the anticipation of the "Switch 2," it is unclear if backward compatibility will include new NFC security. For now, if you want those Wedding Outfits without paying scalpers, finding a reliable is your best bet. Final Verdict: Should You Search for These Files? Yes, if: You are technically inclined, own blank NTAG215 cards, and either own the figures or are comfortable with the legal gray zone.
Nintendo explicitly states that "unauthorized duplication or use of Amiibo NFC data is a violation of our intellectual property rights." They have sued distributors of Amiibo .bin files in the past. mario odyssey amiibo bin files link
You want a hassle-free experience. For ~$20, you can buy a pre-written "Amiibo card set" for Super Mario Odyssey on eBay or Etsy. These sellers have already done the work of finding the .bin links for you. However, with the anticipation of the "Switch 2,"
A .bin file is a of that NFC tag. It contains the raw hexadecimal data that your Switch reads when an Amiibo is scanned. By writing a .bin file onto a blank NTAG215 NFC card or sticker (using an Android phone or a PC NFC writer), you can create a fully functional "clone" of the original Amiibo. Yes, if: You are technically inclined, own blank
Legally, it is a gray area. In the United States, the DMCA prohibits circumventing copy protection. Amiibo use encryption keys. Therefore, using .bin files to clone an Amiibo you do not own is technically a violation. However, if you own the physical Amiibo, creating a backup .bin file for personal use is often argued as "fair use," though Nintendo disagrees.