Jaylen Brown #7 of the Boston Celtics celebrates with teammates after Boston’s 106-88 win against the Dallas Mavericks in Game Five of the 2024 NBA Finals at TD Garden.

The Boston Celtics topped the Dallas Mavericks 106-88 on Monday night to win the franchise’s 18th championship, breaking a tie with the Los Angeles Lakers for the most in league history.

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The Boston Celtics came home to TD Garden on Monday night and took care of business against the Dallas Mavericks, winning 106-88 in Game 5 of the NBA Finals.

Jayson Tatum had 31 points, 11 assists and eight rebounds as the Celtics topped the Dallas Mavericks 106-88 to claim the franchise's 18th championship, the most in league history.