Crypto casinos let you use digital currencies, so you control your wallet and...

https://dimensionspoint.com/crypto-games-vs-traditional-online-games-what-really-changes-for-players/

Crypto casinos let you use digital currencies, so you control your wallet and private keys, unlike traditional online casinos where you play with regular money held by the site. For example, your £20 stays £20 in fiat casinos, but crypto values can change