Finding a cool casino is not an easy task. And is it even necessary to find one in order to drain money in it? I wouldn't. The only thing I can do is read casino gaming blogs like this one
https://speedwaymedia.com/2021/11/01/bitcoin-transaction-should-casinos-provide-players-with-the-btc-deposits-withdrawals/
Here read a few articles - I do not want to play more :)