The Microgaming’s progressive slot Mega Moolah made it into the Guinness Book of Records for the biggest jackpot ever won in an online slot machine. The world-record jackpot of €17,879,645 was taken down in October 2015. The game comes in four versions: the classic safari-themed slot, 5 Reel Drive, Isis, and Summertime – all having a ‘Mega Moolah’ prefix in their names. According to statistics, the slot makes five people a millionaire every year; and for over nine years in operation, Mega Moolah slots online paid out about €500 million! The games have a smooth gameplay and bright graphics coupled with wilds, scatters and free spins enhancing your gaming experience australian casino online.