Gold Series, French Roulette & Premier Roulette. Novibet Casino is an online betting site that was established in and is operated by Novigroup Limited. . Novibet Casino is an online betting site that was established in and is operated by Novigroup Limited. The site has a focus on the European. The selection is further enhanced with specialty options such as Virtual Horse Racing or Keno Xperiment. The site has a focus on the European.