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