Each Skylanders figure contains a NFC tag in its base. This chip stores critical data like the character’s level, upgrades, gold, and nicknames. A .bin file is a 1,024-byte (1KB) raw data image of that chip.
To interact with these files, you generally need specific hardware and software: NFC Reader/Writer: Devices like the are the gold standard for PC use. Mobile Phones: skylander bin files
NFC chips degrade over 10-20 years. If your rare "Ro-Bow" or "Wild Storm" figure (currently worth hundreds of dollars on eBay) dies, you lose the data. A backup BIN file allows you to write that data to a new, blank NFC card or tag. Each Skylanders figure contains a NFC tag in its base