Yes, there are no schemes, and there will not be. In gambling, everything depends on luck, so you can come up with whatever you want, but any tricks will not help you win a lot of money. When I was a frequent visitor to the casino, I also thought, but recently I decided to open my casino and even found people who wrote me the software for this --
https://bossaction.com [bossaction.com]. And I realized that all this is connected with probability theory because when I wanted to make an online casino, I was seriously interested in how software is made. It turned out that all the program code is based on probability theory, so there are no methods to win a lot of money in a casino.