As this version of poker is pretty much the most popular, it should be available in any bitcoin casino where there's poker. I would recommend not to risk by trying new websites that didn't become trusted yet. You should take a look at the top gambling casinos and choose the most appealing by design and conditions. I am talking about Fortunejack, Nitrogensports, Bitcasino. You can also see Betcoin.ag in top websites sometimes, but they are famous for not paying a jackpot once, so I would avoid this website, even though their poker tournaments are attractive for many people.