Keeper of the Castle: San Antonio Spurs Two-Way Guard Stephon Castle Covers SLAM 261

Stephon Castle has played, and will continue to play, any position that’s needed to win. He did it as the main creator at Newton High School, where he earned McDonald’s All American status and led the Rams to the 2022 GHSA Final Four. Not long after, he was hoisting the NCAA championship trophy with the Huskies after playing every position surrounding the priority ballhandler. And since being drafted to the Spurs, the 6-6 guard has been asked to blend both styles of his game into one.

Rookie of the Year honors were bestowed in Year One. Year Two will more than likely see an All-Defensive Team selection while San Antonio battles for a deep playoff run. Currently residing at No. 2 in the Western Conference, the Spurs hit the nitro on their rebuilding timeline in 2025-26. One of the youngest cores in the League is responsible for recording the franchise’s first winning season in seven years. And behind the shadow of an alien and a stocked collection of guards, a Castle has begun to take control of the kingdom.

“Obviously, the last couple of years haven’t been as high-level as the city may have wanted them to be, but I feel like we’re bringing it back to a good spot,” Castle says. “And I like the group that we have doing it. I feel like they just made it super fun. Everybody’s playing free, playing with confidence, and then we just have a lot of belief in each other. And it’s been working for us all season.”

Amidst the towel celebrations from the bench and the post-win drum at halfcourt, Castle has swiftly evolved into one of the game’s premier two-way stalwarts. In San Antonio, he leads the team in assists (7.0) and steals (1.2) per game while pouring in 16.7 points and snatching 5.1 boards. When he’s not initiating the Spurs’ high-octane offense, he’s got locks waiting for the opposing squad’s best offensive player.

One possession, he’s checking Luka Doncic; the next, he’s switching out to LeBron James or Austin Reaves. The next night, he’s holding his own in the paint against Alperen Sengun and then pestering KD on the perimeter. Shai Gilgeous-Alexander was held to 31.5 percent from the field on Christmas. Luka shot 8-21 when he had No. 5 on him. And Cade went 2-10 against Castle’s persistent pressure.

Castle’s mentality on the defensive side of the rock is ruthless. Relentless. Fearless. Every time he leaves the floor, it’s ill intentions for anything between him and the rim. Sitting inside our studio in New York City during the Spurs’ East Coast road trip, Castle tells us that even with a 7-4 man in the middle, he welcomes being the head of the snake defensively for the team. The Spurs’ primary point of attack defender is picking up full-court routinely, establishing the energy early each night.

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