On October 1, 2021, Strider was selected to the Atlanta active roster.[14][15] He made his major league debut that night, pitching one inning of relief against theNew York Mets.[16][17] Strider earned his first career win on the final day of the season, again facing the Mets in relief.[18] The Braves finished with an 88–73 record, clinching the NL East, and eventually won the 2021 World Series, giving the Braves their first title since 1995.[19]
Strider began the 2022 season on the Braves'Opening Day roster.[20] He began the season in the bullpen and was moved to the starting rotation from May 30 onwards.[21] Strider was named National League Rookie of the Month for July.[22] On September 1, he broke the Braves' record for most strikeouts in a nine-inning game, fanning 16Colorado Rockies batters in eight shutout innings.[23][24] On September 18, Strider became the fastest pitcher in either theAmerican League orNational League to throw 200 strikeouts in a single season, reaching the milestone in 130 innings pitched.[25] He was also the first rookie in the franchise's modern-era history to strike out 200 batters in a single season.[26] The feat had been accomplished byBill Stemmyer andKid Nichols in 1886 and 1890, respectively, while the franchise was known as theBoston Beaneaters.[27] Strider made his final appearance of the 2022 regular season on September 18,[28] and was placed on the 15-day injured list due to an oblique injury on September 24.[29][30] On October 10, 2022, the Braves and Strider agreed to a 6-year, $75M extension through the 2029 season.[31][32] For the 2022 regular season, he was 11–5 with a 2.67 ERA in 31 games (20 starts).[33] Strider recovered from his injury for the 2022 postseason and was placed on theNational League Division Series roster,[34] being named the starter in Game 3 versus thePhiladelphia Phillies. Strider struggled, pitching just 2.1 innings and earning the loss in a 9–1 defeat; the Phillies would eliminate the Braves in four games. At the end of the season, Strider finished second in theNational League Rookie of the Year Award balloting to teammateMichael Harris II.[35] This is the first time that two Braves players have finished first and second in Rookie of the Year voting sinceCraig Kimbrel andFreddie Freeman in 2011. In 20 starts, he achieved a 11-5 record with a 2.67 ERA, and struck out 202 batters over 131.2 innings.[36]
Strider became the fastest pitcher in MLB history to attain 100 strikeouts in a season, achieving the feat in 61.0 innings. The record was previously held byJacob deGrom.[37] At the midseason, Strider was selected as a reserve starting pitcher for the National League in the2023 Major League Baseball All-Star Game, his first career All-Star selection.[38]
On August 1, Strider broke his own previously set record for the fastest to attain 200 strikeouts in a season, doing so in 123.1 innings pitched.[39] On September 30, 2023, Strider won his twentieth game of the season and brokeJohn Smoltz's Atlanta Braves record for strikeouts in a season, finishing the year with 281.[40] In 32 starts of 2023, Strider finished with a 20–5 record, 286 strikeouts, and a 3.86 ERA.[41]
In 2024, Strider was named theOpening Day starting pitcher for the first time in his career,[42][43] supplantingMax Fried.[44] Strider pitched five innings of a no-decision.[45][46] During Strider's next start, the Braves home opener atTruist Park, he reported elbow discomfort.[47][48] Aftermagnetic resonance imaging showed damage to theUCL in Strider's right elbow,[49][50] he was placed on the injured list.[51] On April 13, 2024, the Braves announced that Strider would miss the remainder of the 2024 season after undergoing surgery to repair his UCL.[52][53]
During the 2018 college baseball season, Strider's repertoire included atwo-seam fastball, aslurve-like pitch, and achangeup he did not use often. After recovering from Tommy John surgery, Strider began throwing afour-seam fastball, and became more willing to pitch in the upper region of thestrike zone.[54]
As of the 2023 season, Strider makes use of two main pitches: a four-seam fastball sitting 97–98 mph, which he throws 60 percent of the time; and a slider sitting 85–86 mph, which he throws 35 percent of the time.[55] Additionally, Strider throws a changeup sitting 87–88 mph around 5 percent of the time, usually against left-handed hitters.[55]
Strider began throwing a curveball before the 2024 regular season.[56][57]
Strider is avegan, except occasionally he eats salmon.[58] Before tournaments, Strider's high school teammates grew facial hair and dyed their hair blond as a bonding exercise. He maintained a mustache during his collegiate baseball career at Clemson, where he became known as "The Mustache Man."[59] In high school, Strider wore uniform number 28. Because that number was assigned to Clemson teammateSeth Beer, Strider wore 29 while playing for the Tigers. As the Braves had retired 29 for pitcherJohn Smoltz, and 28 was assigned toMatt Olson, Strider wore 65 during his rookie season, then subsequently chose 99 to commemorate Rick Vaughn, a character in the 1989 filmMajor League.[60][61]
Strider married his wife Maggie, whom he had first met in high school, before the 2023 season.[62]
