Crypto casinos let you play using digital currencies like Bitcoin, so your...

https://bravo-wiki.win/index.php/What_Does_the_Bank_of_England_Say_About_Cryptoassets_as_Money%3F

Crypto casinos let you play using digital currencies like Bitcoin, so your winnings stay as crypto unless you cash out. You’re responsible for your wallet and private keys, which means more control but also more risk