New Jersey is home to many of the country's largest and most successful online casino brands, including BetRivers Casino. The company recently launched a new welcome offer, offering new members a $500 lossback bonus and 500 bonus spins. The bonus only applies to losses experienced during the first 24 hours of playing. Players must be 21 or older to claim this bonus and physically located in one of the following states: Delaware, Michigan, New Jersey, Pennsylvania and West Virginia. The BetRiviv Casino offer comes with just a 1x playthrough requirement. The best game to play with the BetRiver Casino bonus code offer is Fire in the Hole 2.