
The Boston Celtics are heavily favored to win Game 1 of the NBA Finals and are expected to secure their 18th championship banner. Despite this, the majority of bets at BetMGM Sportsbook are backing the Dallas Mavericks, with 80% of bets favoring Luka Doncic and Kyrie Irving's team to clinch their second NBA title.
Currently, Boston is a -225 favorite to win the championship, while the Celtics are 6 1/2-point favorites in the series opener. However, 63% of the money is on the Mavericks to cover the spread, with Dallas receiving 70% of the bets to win the game outright at +200.