So this confirms that they have been using the same trick on other users as well. This brings us a step closer to removing doubts about their mode of operation. In the due course, I would suggest you to start with casino guru (https://casino.guru/complaints/create)

It may not help refund your money but will lead to more awareness

I have already tagged the account and supported your flag. Let see how they respond, that is, if they even care about their reputation.