actually they may created a illegal gambling site as extension if the taxes will be as high that they cannot expected.
Illegal? There's no reason to have the other one licensed if they will have an extension which is illegal, being a legal casino, they know the risk and how big the penalty that they will pay, actually it's better to just choose one, either you want to run a legal or illegal casino.
That's to risky they will get their licensed revoked if authorities found out that they are also operating illegal gambling casinos, they should go for regulated or get into a compromised that will protect their platform and at the same time protect their clients, the most important here are their clients, this is the best time for gambling casinos to help their country from the taxes they are going to pay.