Cooper Flagg hasn't played a minute of NBA basketball yet, but with his Summer League debut set for Thursday night, Hall of Famer Grant Hill already sees him in an ideal situation. Flagg, the former Duke star and No.

All eyes will be on No. 1 overall pick Cooper Flagg and he hits the floor for the first time with the Dallas Mavericks in Las Vegas at NBA Summer League. We looked at that last few top picks and their debuts to predict what we can expect from the Mavs' rookie.

A 22-year-old guard out of Gonzaga, the Mavs signed Nembhard to a two-way contract following the 2025 NBA Draft. He’s almost a foot and a half smaller than Sharp at 6’0″, but Nembhard’s prowess as a play-maker could make him the perfect Summer League teammate for the 7’5″ center.