Cooper Flagg's NBA Summer League debut drew as much interest as possible for an exhibition game in the summer. In addition to it being the first time fans could see the No. 1 overall pick of this year's NBA Draft on the court, his Dallas Mavericks were facing the Los Angeles Lakers and Bronny James.
Las Vegas' Thomas & Mack Center was packed on Thursday as everyone watched Flagg, believed to be the NBA's next generational star, battle the son of the face of the league for the past two decades.
While James has shown signs of progress and is working on his game in his second NBA Summer League ahead of his sophomore season, the main story was how Flagg fared.
If you ask the former Duke Blue Devil how he performed, you'll hear him only focus on what he didn't do well.
"One of the worst games of my life," said Flagg when asked to evaluate his play.
It was far from all bad, though, especially when you consider it was his first pro game.
Flagg scored 10 points, converting on just 5-of-21 shots in 32 minutes. For a player billed as a future top pick since early high school and who averaged 19.2 points per game as the National Player of the Year during his lone college season, an inefficient showing like he had on Thursday is far below his usual standard.
In addition to his 10 points, Flagg added six rebounds, three assists and three steals. He showed he can do far more than just put the ball in the basket.
Flagg facilitated for others and created offense, something the Mavericks will rely on him to do right away as Kyrie Irving recovers from season-ending surgery. With Irving not expected to return until the spring of 2026 at the earliest, Dallas may turn to Flagg to run the offense and serve as its point guard early in the season, even if that doesn't ultimately become his role when the team is fully assembled.
Beyond his statistics, Flagg showcased his skills, making what ESPN reporter Tim McMahon called "winning plays" in his recap. One example was when Flagg turned a steal into a dunk the other way.
COOP THERE IT IS pic.twitter.com/4mudwk8aPl
— Dallas Mavericks (@dallasmavs) July 11, 2025
After getting the ball, Flagg ran through multiple Lakers, trying to hurry back on defense, and then slammed the ball through the net in a play that brought the house down. He had another similar play, driving through the lane and making a layup look much easier than it was.
Even at just 19, Flagg, who stands at 6-foot-8 and weighs 220 pounds, has a body ready for the NBA and an aggressive mindset that was evident under the spotlight.
It's also worth noting that Mavericks head coach Jason Kidd and his staff are using the Summer League as an opportunity to experiment with the player expected to rejuvenate the fan base after the Luka Doncic trade and lead the franchise throughout the next decade.
Flagg admitted as much when he talked about what his coaches told him about his usage and how he should handle the summer.
"The coaches have a lot of confidence in me," Flagg said. "They were telling me they want me to experiment, try some new things. I was trying to be aggressive. That's new for me, too."
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