Mega Joker is by far one of the most popular slot games in the world. If you are used to playing via your mobile phone, Black Diamond Mobile Casino offers its players a lot of cool slot games and Mega Joker isn’t an exception. In this game you won’t see some HD graphics or unusual theme. It’s a typical retro slot machine with fruits and numbers. Want to know how to win? Get your lucky sevens or other symbols with the same image so that they make a winning line. Easy as that.