How old do I have to be to register a gaming account? You have to be over 18 years old in order to register and play with Mr Green Related articles Is there any specific web browser that you recommend? How can I get in contact with Mr Green's customer service? What does it mean when it says "You are now leaving Maltese Jurisdiction" when I load some of the games? Do you have fees on withdrawals? How do I take a screen shot?