Jimmy Butler set a personal playoff high with 47 points and led the Miami Hits to a 111-103 win over host Boston Celtics in Friday night's 111-103 Eastern Conference final tie with three rebounds, eight assists and four steals.
Butler had scored just 27 points in the previous three games before exploding during a must-win situation in Game 6.
He made 16 field-goal attempts out of 29 - including 4 out of 8 from the 3-point range - and sank all 11 free-throws. Attempts to reach the 40-point mark for the second time in the series and for the fourth time in the post season.
Kyle Lowry recorded 18 points and 10 assists before fouling the hit. Max Strauss added 13 points and PJ Tucker added 11 points.
Jason Tatum registered 30 points and nine rebounds, Derrick White added 22 points and Jelen Brown added 20 for Boston. Marcus Smart had 14 points and Robert Williams III had 12 points for the Celtics.
Game 7 is Sunday night in Miami. Butler converted a tiebreaking three-point game to give Miami a 102-99 lead with 2:06 remaining. Tucker made three free throws in four of the 20-second intervals to turn it into a six-point lead with 1:25 remaining.
With 43.9 seconds left, Butler's jumper gave a six-point lead and the hit stopped him. Miami guard Tyler Hero (groin) missed his third consecutive game. Hero has won the NBA's sixth Man of the Year award this season.
He hit 46.2 percent off the field, including 15 of 35 from the 3-point range. There were 24 of 25 from the Miami free-throw line.
Boston hit 44.4 percent of his shots and had 11 of 33 from behind the arc. From the Celtics line was 31 28. Miami used 13-2 in the third quarter to open a 70-58 lead at 5:31 left. Victor Oladipo and Strauss canned back-to-back 3-pointers to cap the run.