The key file allows you to decrypt and re-encrypt. You still need the original dump of the rare amiibo. If you don’t own the Legend of Zelda Guardian amiibo, the key file cannot create its data from thin air. It only unlocks what is already there.
Amiibo key files are the essential decryption components required to read, write, and modify the data stored on Amiibo figurines and cards. Without these proprietary keys, the raw binary data (BIN files) extracted from an Amiibo remains encrypted and unusable for most third-party applications. What Are Amiibo Key Files? amiibo key files
Amiibo key files (bin dumps) are a fantastic tool for preservation and convenience—. They let you carry every amiibo you own on a phone or SD card, without shelf space or swapping figures. The key file allows you to decrypt and re-encrypt
Believe it or not, amiibo are prone to decay. RFID chips fail. Figures get lost. Digital preservationists use amiibo key files to create decrypted, playable backups of every figure ever made, ensuring that 40 years from now, a collector can still unlock the Zelda themed spinner in Hyrule Warriors . It only unlocks what is already there