Royal Casino. betboo Brazil. Betsson Spain. Drive: Multiplier Mayhem is a 5-reel, line online slot game with bonus 1xBet. Casino Spain. WestCasino. Betsson Spain. NetEnt's Chief Product Officer, Simon Hammon, explained: “With bustling bet lines, NetEnt's Drive: Multiplier Mayhem is a thrilling video slot. NetEnt's Chief Product Officer, Simon Hammon, explained: “With bustling bet lines, NetEnt's Drive: Multiplier Mayhem is a thrilling video slot. WestCasino. Royal Casino. Casino Spain. . Drive: Multiplier Mayhem is a 5-reel, line online slot game with bonus 1xBet. betboo Brazil.