Castro was aggressive when attacking the basket and consistently looked to put pressure on defenders. He does a good job using pump fakes to get defenders off balance, which opens up easier opportunities around the rim. Castro also has a nice variety of finishes that he can use once he gets into the paint, allowing him to adjust depending on how the defense plays him.

A quick and athletic prospect, Castro, was impressive in creating shots for both himself and his teammates throughout the event. He handles the ball very well and was very effective attacking the elbow for his pull up jumper, which he knocked down consistently. He always has his eyes up scanning the court for the open man. Castro is solid defender with both quick feet and quick hands, and collected a number of steals throughout the day.

Castro is a quick, ball handling guard who scored 10 points in his first game of the 5-on-5 session. He uses his quickness to get downhill off the dribble and is a solid midrange shot maker. Castro is also active at the defensive end, where he can apply pressure, create turnovers and help turn defense into offense for his team.