“Grape-variety roulette“ is oriented towards the classical American version. Relying on a combination of luck and strategy, you wager your bets on the white or red varieties of wine. Grape-variety roulette also facilitates an entertaining entrée into the world of Casino Vinophil, where the eloquent and knowledgeable sommeliers describe the regions and the wines used at the other tables. Listen carefully - as their tips could be worth gold.