Try to invest in casino or gambling bankrolls you have assurance that they will not run your money unlike those cloud mining owners many of them are all scammers don't try to invest with it. Before making investment make sure you will a find a good review on that gambling sites
No, you don't. One thing that you have to keep in mind when you're doing business online is that literally everyone is trying to scam you. You have to be as cautious as a human can be. Once you've invested in a gambling casino or even anywhere, you should consider your money already gone. It's just luck if you're going to have it back, you're even luckier if you get it back with some profit. Regardless of what good reviews a gambling site has, they can still run away.
At any given time, a casino can run away. They don't care about your investments. They don't care if you had to sell your house just to invest in their casino. If they have the motive to scam you, then they'll scam you.
There's just no assurance in anything. Even when they present you with some papers that says your investment is valid or something, they can still run away and it will be really hard for you to trace them and put them a jail. You would just choose to let the whole thing go and accept that you got scammed. That's why most scammers online gets to walk away from the crime that they do.