The Oklahoma City Thunder head to Cleveland for a showdown with the Cavaliers on Monday afternoon for the NBA on NBC quadruple header. These two teams played two of the most exciting regular-season games of the season last year, and both are in a groove headed into today’s game. New Fanatics Sportsbook users can apply the  Fanatics promo code NYPOST  to obtain a welcome bonus in FanCash for their bets on Thunder vs. Cavaliers. Fanatics Sportsbook Promo NYPOST for Thunder vs. Cavaliers The