If you want to know what slot machine is one of the most popular among players who visit Thunderbolt Online Casino, it is Panther Moon.The slot game itself is very easy in use with a quite simple design. Here you will find the familiar reels and playlines as in any other slot machine of such type. Even though there are just a few winning combinations, the chances to win are still high. By clicking the buttons on the down below you can change the playlines, chose the game and start winning. Make sure you have chosen the right balance for yourself though.