Recently, Angels pitcher Reid Detmers has undergone a stunning transformation after two years of inconsistency, evolving from a highly anticipated first-round draft pick into a crucial bullpen asset. His performance has gradually surpassed expectations, making him one of the team’s few effective relievers. Although his current ERA stands at 4.50, there are deeper insights to be explored behind those numbers.
Detmers’ pitching style has undergone a significant transformation with his shift to the bullpen role. His fastball, slider, and changeup have all shown noticeable increases in velocity, showcasing his potential as a relief pitcher. Notably, the speed of his slider surged from 86.2 mph to 88.1 mph, while his changeup jumped from 93.7 mph to 95.3 mph. These adjustments have made Detmers’ off-speed pitches even more menacing.
Detmers’ four-seam fastball packs a serious punch; it’s not just his primary weapon, but it also reveals a formidable strikeout ability in shorter outings. While most pitchers tend to increase their velocity when transitioning to the bullpen, Detmers’ impressive performance is relatively rare. Although his average induced vertical break doesn’t fluctuate much, he has consistently reached the impressive benchmark of 20 inches multiple times.
In the past, Detmers faced issues with a high walk rate and frequent home runs. However, with a strengthened pitch combination, he successfully reduced his batting average, plummeting from last year’s 10.7% to just 7% this year. This change has led to an impressive ground ball rate of 44%, marking a career high and indicating a significant improvement in his ability to compete against power hitters.
Looking at Detmers’ performance, his expected earned run average (xERA) stands at 2.90, with a Fielding Independent Pitching (FIP) of 2.75 and an expected FIP (xFIP) of 3.15, all of which clearly demonstrate his transformation. Since June, he has not allowed a single run over 11 games and has recorded 17 strikeouts in 10.2 innings, showcasing his elite pitching form.
As these successes continue to accumulate, fans can’t help but wonder about his future—will this kind of performance be sustainable, or is it just a stroke of luck? While supporters hope he returns to the starting rotation, Detmers’ consistency seems to indicate he should remain in a relief role, especially in shorter outings where he can really shine.
However, in terms of control, Detmers still needs to improve, particularly regarding his walk rate and accuracy within the strike zone. This season, among all pitchers, his pitch percentage in the strike zone is relatively high at 9%. This is clearly a challenge that cannot be overlooked for his future development.
Regarding Detmers’ future career, his performance has drawn attention to the Angels’ operations. As he enters his first year of salary arbitration, whether he will become a trade chip remains a mystery. The team might make a strategic decision when his value becomes more apparent.



