Barstool sports book app

403. Forbidden. BetRivers Sportsbook is another one of the biggest names in the Michigan online sports betting space. Their reputation is outstanding in the few states they operate in and MI is no exception. BetRivers Michigan launched back in January 2021 and holds a retail partnership with Little River Casino Resort in Manistee. BetRivers has a partnership with the Detroit Pistons, marking one of three team partnerships they maintain related site across all US sports leagues.t find a no deposit reward bet sportsbook, so a bettor must place a wager or make a deposit to earn these bet credits.