What about players verification? Will players registered in the BETWIN casino have to pass also AML/KYC verification, or will it be possible to play with cryptocurrencies anonymously?
Spot on question

It will be possible to play annymously. KYC/AML verification is required during the token sale process.
How much would the minimum recommended investment be in order to participate in the private sale?
There is no such thing as a minimum
recommended investment. However, if you follow the official procedure to invest you can find out all the details that might be decisive for the amount, i.e. bonus, discount etc.