The first week of the 2026 Stanley Cup playoffs has delivered unexpected twists, especially among the rookies stepping into the spotlight. While some young players have seized the moment with game-changing performances, others are struggling to find their footing amid the intense pressure. 1 2

Hot rookies lighting it up
Porter Martone, right wing, Philadelphia Flyers
Porter Martone wasted no time making his mark after jumping from Michigan State following their NCAA quarterfinal exit. The rookie slotted into the Flyers’ top six and delivered the game-winning goal in a 3-2 Game 1 victory over the Penguins, roofing a shot bar down. 3
In Game 2, he opened scoring with a backhand rebound, helping Philly build a 3-0 series lead. Martone’s two goals lead the Flyers, his three points tie the team high, and he boasts three shots per game with a plus-4 rating. 4
His playoff style—absorbing and delivering hits while driving play—has extended a nine-game point streak from the regular season, where he tallied six goals and 12 points. Martone leads Flyers skaters in goals and shots, tying for shot attempts. 1
The 19-year-old has made history as the first rookie to score game-winners in his first two playoff games and the youngest Flyer to score in a postseason debut. His jersey tops NHL sales amid the playoff run. 5 6
For more on the Flyers’ series dominance, check out their recent shutout win over Pittsburgh.
Martone’s confidence shines through, as he noted preparing all season for this stage (NHL.com).
Noah Ostlund, center, Buffalo Sabres
Noah Ostlund returned from an upper-body injury that sidelined him for 12 games, stepping in for the injured Josh Norris in Game 3 against the Bruins. He notched a goal and assist in 14:18 of ice time, earning a plus-2 and helping Buffalo take a 2-1 series lead. 7
His primary assist tied the game, followed by an empty-netter to seal the win. Ostlund meshed seamlessly on the third line with Josh Doan and Zach Benson, both still seeking points.
In the regular season, after AHL time with Rochester, he posted 27 points in 60 NHL games with a plus-11 and 18.3 shooting percentage.
The Sabres’ backup goalie Alex Lyon also starred, but Ostlund’s debut provided offensive lift. See how the Sabres got a boost in Game 3.
Ostlund called it a “special” night in his first playoff game (NY Times).
His seamless return underscores the depth young players bring to playoff pushes.
Cold rookies facing challenges
Ben Kindel, center, Pittsburgh Penguins
Ben Kindel, who made the Penguins out of camp and logged a Calder-contending regular season with 17 goals and 35 points in 77 games, has gone pointless and minus-3 through three games against Philly.
Pittsburgh’s offense has sputtered, with only six players producing points. Kindel, alongside Anthony Mantha and Justin Brazeau, has been shuffled in the bottom six, his ice time dropping from 15:04 to 12:22.
Faceoff woes persist at 42.9 percent in playoffs, mirroring his 43.6 regular-season mark. The power play clicked for two in Game 3 after an 0-7 start; Kindel had 10 PP points this year.
For analysis on Penguins’ offensive struggles, Kindel must contribute more.
As an X-factor, Kindel’s regular-season promise hasn’t translated yet.
James Hagens, center, Boston Bruins
James Hagens, fresh off a stellar college season with over a point per game at Boston College, signed an ATO with Providence before a call-up. The 19-year-old found middle-six minutes but is minus-2 in two games versus Buffalo, averaging 10:50 TOI—down from 14:33 regular season.
The Bruins’ power play is at 16.7 percent (two goals on 12 chances), below their 23.4 regular-season clip. Hagens’ offensive tools could spark it.
No playoff points yet, but no major errors either. Vets like Charlie McAvoy praise his preparation. 8
More ice time may unlock Hagens, vital as Boston trails 1-2.
These performances highlight the playoff grind for rookies—some thrive, others adjust.
As series progress, hot hands like Martone and Ostlund could propel upsets, while Kindel and Hagens face make-or-break moments. Watch for adjustments; depth scoring often decides early rounds. The playoffs test true stars—what it means for Calder races and team fates ahead.
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Par Mike Jonderson
Mike Jonderson is a passionate hockey analyst and expert in advanced NHL statistics. A former college player and mathematics graduate, he combines his understanding of the game with technical expertise to develop innovative predictive models and contribute to the evolution of modern hockey analytics.