NBA Finals 2026: Brunson’s biggest concern
Jalen Brunson enters the 2026 NBA Finals with one concern at the top of his mind: Stephon Castle’s defense. A matchup that could completely reshape the balance of the series
The 2026 NBA Finals between the New York Knicks and San Antonio Spurs begin with a crucial matchup: Jalen Brunson versus Stephon Castle, one of the biggest defensive revelations of these playoffs.
The former Maverick enters the series fully aware that he’ll be facing one of the league’s most aggressive and intelligent perimeter defenders, a player who has already caused problems for stars such as Shai Gilgeous-Alexander, Anthony Edwards, and Julius Randle during the postseason.
He’s strong. His intensity and toughness are special. He plays with a chip on his shoulder, and he’s had that since his days at UConn. He’s going to be a great defender
Jalen Brunson
Those words come from one of the toughest players to contain in the playoffs, where Brunson is averaging approximately 27 points and 6.6 assists through 14 games.
Castle, the defensive wall already shutting down NBA stars
Castle’s recent résumé speaks for itself. During the playoffs, he has already limited players of Shai Gilgeous-Alexander’s caliber, holding him to extremely poor shooting numbers in direct matchups (3-for-11 from the field, 27.3%).
It’s not just about the stats. His defensive impact comes from relentless pressure, physicality, and quick reads.
I’m going to try to be physical with him. He’s shorter than me, but he’s very strong and always gets to his spots. I’ll try to stay disciplined, take up space, and not give him the angles he likes
Stephon Castle
Making life even more difficult for the Knicks is the overall defensive structure of the Spurs. Beyond Castle, there’s Victor Wembanyama, a dominant presence in the paint capable of altering any drive, along with versatile defenders such as Devin Vassell and Dylan Harper.
Knicks facing a new level of challenge
For the Knicks, the issue is straightforward: there are no longer “easy matchups” to target. In previous series, defensive weaknesses could be exploited consistently. This time, the landscape is completely different.
They’re very physical. They pressure you on the perimeter. With Wembanyama behind them, they create chaos. They can hurt you in a lot of different ways on both ends of the floor
Jalen Brunson
Another key storyline will be managing the extended break between series. The Knicks had several days off, and Brunson remembers all too well what happened in similar situations before: slow starts, difficult recoveries, and a significant amount of energy spent trying to get back into games.
This series is expected to come down to details, pace, and constant adjustments, with Brunson tasked with finding answers against one of the most complete defenses in the NBA.