Sigma derby

Sigma Derby is an electro-mechanical horse race used for gambling. Up to ten players can buy in with quarters and place bets on the five horses; a quinella of two horses in any order pays out according to the odds. The house has roughly a 10-20% advantage, depending on the machine. [ [http://wizardofodds.com/derby ♠Derby Horse Racing Game - Strategy and Odds - The Wizard of Odds ] ]

On June 9, 2007 the first BigEmpire.com Sigma Derby Handicapper's Challenge was held to determine the best Sigma Derby player in the world. It was held in front of many spectators at the New Frontier Hotel and Casino. Bob Black of Minneapolis, Minnesota won the championship after hitting a 6-1 horse combination on the very last race of the tournament.

After the closing of the New Frontier Hotel and Casino, the only remaining Sigma Derby machine in Las Vegas can be found at the MGM Grand Las Vegas as of July 27, 2008.Fact|date=July 2007.

Sigma Derby can also be found at the Horizon Casino in South Lake Tahoe

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