The San Antonio Spurs defeated the Dallas Mavericks, 76-69, in the NBA 2K26 Summer League at Thomas & Mack Center on Saturday.

Cooper Flagg led the Mavericks with a game-high 31 points, four rebounds and one assist, while David Jones-Garcia scored 18 points off the bench for the Spurs. Here are five observations from Saturday’s game:

Dallas Mavericks rookie Cooper Flagg will enter his rookie season with an NBA 2K26 rating of 82. Flagg shared his rating in a video posted Saturday on social media by Ronnie Singh. "I'm very happy with that. Been playing 2K for a while, so I think that's a very generous rating," Flagg said in the video.

Cooper Flagg, the No. 1 pick in the 2025 NBA Draft, was back in action as the Mavericks lost to the Spurs Saturday. How did the young star do?

Dylan Harper and Cooper Flagg — showed out Saturday in NBA Summer League action, with Harper’s San Antonio Spurs beating Flagg and the Dallas Mavericks 76-69.

LAS VEGAS- In a battle that featured three 2025 lottery picks, the anticipation didn’t outweigh the on-court production.

Dallas Mavericks forward Cooper Flagg (32) scored 31 points against the San Antonio Spurs in the Summer League.

Dallas Mavericks rookie Cooper Flagg responded to an underwhelming Summer League debut by showing his all-around game in a 76-69 loss to the San Antonio Spurs on Saturday.

Number 1 overall pick Cooper Flagg makes his summer league debut as the Dallas Mavericks take on the Los Angeles Lakers in tonight’s NBA Summer League matchup.