Blockstream Jade Bip39 Storing entropy (including retaining a deck of playing cards in a selected shuffled order) is unreliable when compared to storing a mnemonic. Instead of storing entropy, retail store the mnemonic produced within the entropy. Steganography can be beneficial when storing the mnemonic. You'll be able to see https://web.archive.org/web/20241123074420/https://bip39-phrase.com/