The Arizona Diamondbacks are four wins away from giving a sports bettor the payment of a lifetime.
Someone bet $10,000 on FanDuel Sportsbook on the Diamondbacks to win the World Series on October 1 – the last day of the regular season.
If Arizona manages to upset the Texas Rangers and take home the World Series trophy, the FanDuel bettor will take home more than $1 million.
Arizona’s Cinderella run is already among the most historic underdog stories in recent baseball history.
The Snakes entered the season with odds of +12,500 to win the World Series at BetMGM Sportsbook, the eighth-worst odds in MLB.
These implied odds gave Arizona less than a one percent chance (0.79 percent implied) of winning the World Series.
A World Series victory would set the record for longest spring training odds since 1985 (preseason odds go back to 1985), surpassing the 1991 Minnesota Twins, who won it at +8000, according to SportsOddsHistory.com.
The Diamondbacks clinched a playoff berth the day before the bet, but they still hit extremely long shots early in the wild-card round.
Learn Everything You Need to Know About MLB Betting
At first pitch of its wild-card series against the Milwaukee Brewers, Arizona was +4000, which is much higher than this bettor got them, but still the second-worst odds to win the World Series at the at the time, ahead of only the Miami Marlins.
The Diamondbacks have since pulled off three straight upsets, knocking out World Series contenders in the Brewers, Los Angeles Dodgers and Philadelphia Phillies.