Cooper Flagg and the Dallas Mavericks hosted the Miami Heat in an interconference regular-season game at the American Airlines Center on Wednesday. Flagg, who delivered spectacular performances in his last couple of outings, led the Mavericks' starting lineup, with Anthony Davis, Ryan Nembhard, Max Christie and Naji Marshall rounding out the starting five.Flagg continued his red-hot run and delivered another scintillating performance. His efficient all-round display and impeccable clutch execution paved the Mavericks' path to a 118-108 win.In the end, Cooper Flagg finished with 22 points, six rebounds, two assists, one steal and one block in 31 minutes. He shot 9 of 13 from the floor and 4 of 5 from the free-throw line. The rookie committed three turnovers and registered a +3 rating.Cooper Flagg Highlights vs. Miami Heat (Dec. 3)Flagg endured an uncharacteristic start to the game as he committed two early fouls in the first five minutes. In terms of offense, the former Duke standout made his first field goal attempt, which came from inside the arc. The No. 1 pick stepped to the free-throw line and confidently made both attempts, while also recording one rebound before heading to the bench.The rookie saw only 4:15 minutes of playing time in the opening frame, mainly because of his early foul trouble. The Mavericks trailed 33-28 after the first quarter, with Flagg and Anthony Davis combining for just six points.After a quiet opening quarter, the Mavericks rookie was in full rhythm in the second quarter. He scored six points in the frame on four shots, while putting his playmaking potential on full display.At halftime, Cooper Flagg had 10 points on 4 of 5 shooting and 2 of 2 from the free-throw line. He also recorded one rebound and two assists in 12:32 minutes.Flagg remained extremely poised after the break and continued to play well within himself. He scored four points in the penultimate quarter and proved to be a force on the boards, pulling down two offensive rebounds in the period.The Mavericks' rising superstar was once again phenomenal in the clutch, dropping eight points in the final quarter to lead Dallas to its third consecutive victory.