It contains a loophole big enough to drive a slot machine through. Some of Some casinos offer regular Bingo, while others offer variations like Keno or Slots Bingo. At its core is a machine that looks like any other slot machine, but shows a Bingo card somewhere on the screen. The slots odds of winning are all based on bingo card games odds because of the Oklahoma state laws requires this to be the basis of a winner. . The reason why is. In defining bingo, the law includes the phrase, games "similar to bingo. Join us for fun and thrilling games today! Casinos in Oklahoma offer Bingo as a popular game option. When you make a wager, you're actually joining. Get ready for bingo excitement at the Bingo Hall, a popular casino venue at WinStar World Casino in Oklahoma. Sac and Fox Casino seeks to provide the most entertaining gaming experience in Oklahoma. ".