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The Most Normal Pitches in Baseball: Fastball Edition

Nick Turchiaro-USA TODAY Sports

The other day, my friend asked me a simple baseball question with no easy answer: What does a four-seam fastball look like? Not what is a four-seam fastball, or what does a four-seam fastball accomplish, or any number of fastball-related questions with more straightforward answers. He wanted me to conjure up an image of the most common pitch in baseball. I didn’t quite know what to tell him; strangely enough, the more ordinary something is, the harder it can be to describe.

My friend is merely a rhetorical device, but I’ve already grown attached to him, so let’s call him Tony. Tony is a casual observer of baseball. He hears terms like “fastball” and “curveball” and “the Dodgers are ruining the game” every now and then, but he doesn’t have the requisite context to understand what any of it really means. How do I show Tony what a four-seam fastball looks like in 2023? After all, every pitcher works differently. The velocity gap between Jhoan Duran’s and Rich Hill’s four-seam fastballs is the difference between a speeding ticket and losing your license. Explaining to Tony that those two offerings are technically the same pitch would be like trying to convince an alien that a Bergamasco Shepherd and a Xoloitzcuintli are the same species. It’s factually correct, yet without hyper-specific evidence – and the background knowledge necessary to interpret that evidence – it’s all but impossible to believe.

I could show Tony some video of Félix Bautista to illustrate the ideal four-seam fastball. Alternatively, I could show him Andrew Heaney as an example of a perfectly average four-seamer instead:

Andrew Heaney’s Four-Seam Fast-Blah
Year Usage Run Value RV/100 Pitching+
2023 57.9% 1 0.0 99
2022 62.5% 0 0.0 101
2021 57.4% 0 0.0 103
Run value and pitch usage via Baseball Savant

Yet Tony didn’t ask about results, be they average or exceptional. He wants a visual point of reference, and simply put, neither of those two throws a visually conventional heater. Reaching triple-digits on the radar gun remains a rarity, and Bautista does it more often than most. Meanwhile, Heaney throws his fastball with over 15 inches of arm-side run; that’s 70% more horizontal movement than the average four-seamer of a similar speed and release point. On the graph below, Heaney sits way over on the right, and only two dots (min. 500 pitches) can be found farther in that direction:

via Baseball Savant

What Tony really wants to see is the prototypical four-seam fastball, the pitch that most closely resembles the norm in as many material ways as possible. Identifying the man who throws such a pitch won’t serve a practical purpose; it won’t help teams win ballgames, fans win their roto league, or Harold Ramírez lay off all those four-seamers outside the zone. Still, it’s nice to have a baseline for the most important pitch in baseball – or any pitch for that matter. Thus, I set out to find the pitchers who throw the pitches that best exemplify what each pitch looks like in the game today.

A project like this requires a good deal of subjective decision making. No one throws a pitch perfectly identical to league average in every measurable way. Heck, even if someone did, who’s to say that average is the same as normal. The league average four-seam fastball last year clocked in at 94.2 mph, but the average reliever threw nearly a full mile per hour faster than the average starter. With that in mind, would it be incorrect to say that a starter who boasts a 94.2 mph heater is throwing with typical velocity? On top of that, pitchers who throw harder fastballs tend to throw better fastballs, which means they get to throw more fastballs. Therefore, they influence the league average to a greater extent than their less prolific peers. The average velocity of the 43 starters who threw at least 1,000 four-seam fastballs last season was 1.2 mph faster than the average velocity of the 216 starters who threw between 50 and 999 of the same pitch. Should those fewer, faster pitchers have such an outsized influence on the overall numbers? With all that said, I’m sticking with league average as my baseline (for lack of a perfect alternative, if nothing else), and I hope you’ll stick with me as I explain the rest of my decisions.

Next, I had to figure out how to narrow down the list of possible candidates. Seven-hundred and thirty-one players threw a four-seam fastball in the major leagues last year, and I wasn’t going to get anywhere if I gave each of them a close look. (Sorry Tony, even I have my limits.) Thus, I set 100 four-seam fastballs as my arbitrary minimum requirement, and I chose to prioritize one attribute above all else: velocity. It’s called a fastball, after all.

Seven pitchers (min. 100 pitches) averaged exactly 94.2 mph on their four-seam fastball. Another 18 sat at 94.1 or 94.3 mph, and I included those arms in my search to allow for candidates who might be a rounding error away from league average. That gave me 25 pitchers to work with, 19 right-handers and 6 southpaws. I hemmed and hawed over whether to include lefties at all, and ultimately I put off making a decision in hopes I wouldn’t have to. Thankfully, that proved to be the case, as none of the top candidates were left-handed.

Narrowing Down the Candidates
Pitcher Handedness mph V Movement H Movement
Nick Anderson R 94.2 0.1 -0.7
Jalen Beeks L 94.3 -0.3 -1.0
Andrew Bellatti R 94.1 0.9 1.3
José Berríos R 94.3 0.1 1.3
Slade Cecconi R 94.1 -1.4 5.2
Mike Clevinger R 94.3 1.6 -0.1
Roansy Contreras R 94.3 0.6 -2.0
Fernando Cruz R 94.3 0.5 0.7
Reid Detmers L 94.3 -0.3 3.5
Michael Fulmer R 94.2 -1.7 -7.2
Robert Garcia L 94.3 -1.4 0.7
Hobie Harris R 94.1 -0.6 3.4
Casey Legumina R 94.3 0.4 2.1
Matthew Liberatore L 94.2 -0.3 0.5
Zack Littell R 94.1 1.1 1.5
Michael Lorenzen R 94.3 0.4 3.7
Alec Marsh R 94.2 -0.3 1.2
Sam Moll L 94.1 -0.4 -0.7
Stephen Nogosek R 94.2 2.2 -4.4
Lucas Sims R 94.2 2.7 -1.4
Trent Thornton R 94.1 1.0 -5.3
Justin Verlander R 94.3 1.2 2.0
Alex Vesia L 94.3 3.6 -1.6
Hayden Wesneski R 94.3 -3.4 -0.6
Devin Williams R 94.2 1.4 2.7
SOURCE: Baseball Savant

Armed with 25 contenders and a Google spreadsheet, I hopped on Baseball Savant, looking for as many physical pitch characteristics as I could find and manipulate. I settled on nine: vertical release point, horizontal release point, extension, perceived velocity, vertical movement, horizontal movement, spin rate, total movement, and active spin. After calculating the standard deviation of each metric, I returned to my 25 candidates. Did anyone fall within one standard deviation of league average in every category?

Well Tony, today is your lucky day. One pitcher, and only one pitcher, fit the bill. One pitcher was within a single standard deviation of league average in all nine of the aforementioned metrics. That same pitcher came within half a standard deviation in seven categories, within a quarter of a standard deviation in five categories, and within an eighth of a standard deviation in four. No one else came closer at any step along the way. The owner of the most ordinary four-seam fastball in baseball is José Berríos.

Wow… Let’s take a minute to marvel at the regularity. Here’s how Berríos threw his four-seamer in 2023:

José Berríos Four-Seam Fastball
mph V Release H Release Ext. Pcvd. Velo V Mvt. H Mvt. Spin Total Mvt. Active Spin
94.3 5.68 -2.30 6.5 94.5 0.1 1.3 2227 17.8 92%
SOURCE: Baseball Savant

And here is how he stacks up to Alec Marsh, the next closest competitor and, as I discovered, a player for the Royals, not the title of a Phillies day care fan fiction. I’ve also included league average numbers in the table for additional context:

Berríos and Marsh Four-Seamers
Pitcher mph V Release H Release Ext. Pcvd. Velo V Mvt. H Mvt. Spin Total Mvt. Active Spin
Berríos 94.3 5.68 -2.30 6.5 94.5 0.1 1.3 2227 17.8 92%
Marsh 94.2 5.67 -2.33 6.4 94.5 -0.3 1.2 2461 17.3 85%
Average 94.2 5.83 -1.82* 6.5 94.4 0.0 0.0 2283 17.4** 90%**
SOURCE: Baseball Savant
*Horizontal release point average for RHP
**Average is a close approximation using available data

I considered making a case for Marsh on the basis of speed alone. At the beginning of my search, I said I would prioritize velocity, and his 94.2 mph average was right on the money. However, Berríos’s 94.3 mph average velocity was actually rounded up from 94.25 mph. In other words, if he had thrown just one additional fastball at 92.3 mph or slower (he threw 27 such pitches last year), his season average would have fallen to 94.2. It’s simply too close to take the title away from him.

Interestingly, Berríos’s four-seam fastball wasn’t quite so ordinary until this past season. For most of his career, he threw the pitch with less rise and more run than the typical four-seamer. However, in 2023, his four-seamer had more vertical movement and less horizontal movement than it had since his breakout campaign in 2018:

Data via Baseball Savant

My quest for the platonic ideal of a four-seam fastball was so fruitful that I decided to perform a similar search for sinkers and cutters. I still prioritized velocity, but for this investigation, I also took movement into account to narrow down the contenders. Call me a literalist, but I say the typical sinker needs to sink, and the typical cutter needs to cut.

Starting with sinkers, I picked out the 12 pitchers who came within one-quarter of a standard deviation of league average in velocity and within half a standard deviation in both vertical and horizontal movement. Next, I compared them all to league average in each of the additional categories I previously identified. Unfortunately, there wasn’t quite as clear of a winner this time around.

Only one pitcher, Colin Rea, finished within one standard deviation of league average in every metric (including mph). However, eight others finished within one standard deviation in nine out of 10. When I narrowed the criteria to half a standard deviation, Rea remained in the lead, meeting the criteria in nine of the 10 metrics, but he was tied with three other pitchers: Mitch Keller, Miles Mikolas, and Bryse Wilson. Meanwhile, at a quarter of a standard deviation, Rea reclaimed sole position of first place (eight out of 10), but three more arms were right on his tail with seven: Mikolas, Pedro Avila, and Brandon Pfaadt. What’s more, one of the metrics in which Rea wasn’t particularly close to league average was vertical movement, and that seems pretty important for a sinker. Among the quartet of Rea, Mikolas, Avila, and Pfaadt, only Avila came within a quarter of a standard deviation of league average in vertical movement. Finally, when I went down to an eighth of a standard deviation away from league average, Rea lost his crown to Avila, who came that close to league average in six different metrics. Rea and Noah Davis finished right behind him with five each.

The names that came up most often in the previous paragraph were Rea, Avila, and Mikolas. However, only one of those three threw his sinker with precisely league-average velocity. Indeed, only one of those three came within half a mile per hour of average. What’s more, that same pitcher was the only candidate out of 12 who came within an eighth of a standard deviation of league average in both vertical and horizontal movement, and one of only two who came within a quarter: Pedro Avila.

Avila, Rea, and Mikolas Sinkers
Pitcher mph V Release H Release Ext. Pcvd. Velo V Mvt. H Mvt. Spin Total Mvt. Active Spin
Avila 93.3 5.56 -1.24 6.4 93.4 -0.3 -0.2 2281 17.5 76%
Rea 92.6 5.58 -2.1 6.7 93.2 -1.2 -0.1 2136 17.9 84%
Mikolas 92.7 6.49 -2.1 6.4 92.8 -0.8 -0.2 2193 18.1 84%
Average 93.3 5.64 -1.93* 6.4 93.3 0.0 0.0 2150 17.8** 85.7%**
SOURCE: Baseball Savant
*Horizontal release point average for RHP
**Average is a close approximation using available data

Likewise with the cutter, there were no exact matches. I picked out the 14 contenders who came within half a standard deviation of league average in velocity and both planes of movement, but none of those 14 came within one standard deviation of league average in every other metric. Nonetheless, there was still a clear winner. Only one pitcher came within half a standard deviation of average in nine categories, within a quarter in six categories, and within an eighth in five. He was one of only four pitchers within half a standard deviation of league average in both vertical and horizontal movement and within a rounding error of league average in velocity. And out of those four, he was easily the closest to league average in release point and extension. It’s Javier Assad.

Javier Assad’s Cutter
Pitcher mph V Release H Release Ext. Pcvd. Velo V Mvt. H Mvt. Spin Total Mvt. Active Spin
Assad 89.1 5.94 -1.81 6.4 89.7 0.8 0.6 2046 8.2 57%
Average 89.2 5.84 -1.82* 6.4 89.5 0.0 0.0 2388 8.2** 47.1%**
SOURCE: Baseball Savant
*Horizontal release point average for RHP
**Average is a close approximation using available data

Here at FanGraphs, we pay a ton of attention to average performance. The concept of “league average” informs some of our most foundational stats. We even have a tab on the leaderboards page (+ Stats) dedicated to precisely that. It’s not hard to see why; a good sense of average performance, whether for a team, a player, or an individual skill, has all sorts of practical applications. Sometimes, however, it’s just as interesting to take a step back from results and focus on the process instead. We talk a whole lot about four-seamers, sinkers, and cutters, and it’s helpful to visualize those concepts as best we can. In 2023, it was Berríos, Avila, and Assad who made that possible.

So, there you have it, Tony. It’s been fun! Let’s grab a coffee sometime soon.


Adding Arms Like One-Two-Three: Suter, Weaver, and Plesac Sign New Deals

Ron Chenoy-USA TODAY Sports

One million dollars. It’s the prize money on Survivor. It’s Dr. Evil’s ransom. Apparently it’s a song by 100 gecs, a band my little brother claims I should know. It’s also the price of Zach Plesac’s services in 2024. Read the rest of this entry »


Blue Jays Check Off a Pair of Gloves on their Winter Shopping List

Kirby Lee-USA TODAY Sports

The best defense is a good offense. As much as the pacifist in me hates to admit it, the old platitude is true. Many have tried to flip this popular saying in a sports context, suggesting instead that the best offense is a good defense, but that’s just patently false. No matter how terrific a team’s run prevention abilities may be, they can’t win a ballgame without scoring at least once. Conversely, it doesn’t matter how many runs a team concedes as long as their offense can score even more. As such, I’d embrace the strategic offensive principle of war (or should I say WAR) more readily than I’d accept its antimetabole.

Nevertheless, Kevin Kiermaier and Isiah Kiner-Falefa are the kinds of players who make the patently false seem true. Kiermaier is the greatest center fielder of the modern statistical era; no other outfielder comes within 10 points of him in either DRS or OAA. His defense makes a convincing argument that players should earn bonus points for impossible catches and spectacular throws.

Kiner-Falefa, meanwhile, is the consummate picture of defensive versatility. He’s the first player since the turn of the 20th century to play at least 50 career games at catcher, shortstop, and in the outfield – not to mention 154 games at third base, 21 appearances at second, and four innings pitched as the cherry on top. In 2018, a then-23-year-old Kiner-Falefa became the first player to start multiple games at catcher and shortstop in the same season since Dave Roberts (not that Dave Roberts) and Derrel Thomas in 1980. Add in the fact that he also started multiple games at second and third base the same year, and he’s the first player to have done all that since Marty Martinez in 1968. Read the rest of this entry »


There’s a Hole in J.T. Realmuto’s Tool Box

J.T. Realmuto

I don’t think J.T. Realmuto ever got enough credit for his remarkable season in 2022. It was easily the finest performance of his career. With 22 home runs, 21 stolen bases, and a 128 wRC+, in addition to his typical Gold Glove defense and trademark durability, he produced a personal-best 6.5 WAR, claimed All-MLB First Team honors for the second time and finished seventh in a stacked NL MVP race.

What made his 2022 season so impressive were the demographics of it all. We’re not talking about a center fielder in his 20s; Realmuto’s 6.5 WAR was the highest for a regular catcher age 31 or older since Javy Lopez in 2003. As a matter of fact, only four catchers have ever put up more WAR in a single season after their 31st birthday: Lopez, Gary Carter, Roy Campanella, and Josh Gibson.

Top 10 Catcher Seasons (Age 31 and Older)
Catcher Season Age G wRC+ WAR
Josh Gibson 1943 31 69 251 8.1
Roy Campanella 1953 31 144 154 7.7
Javy Lopez 2003 32 129 170 6.8
Gary Carter 1985 31 149 139 6.7
J.T. Realmuto 2022 31 139 128 6.5
Yogi Berra 1956 31 140 139 6.4
Russell Martin 2014 31 111 140 6.2
Jorge Posada 2003 31 142 145 6.0
Elston Howard 1964 35 150 129 6.0
Elston Howard 1963 34 135 142 5.9

That same year, Realmuto also became the first backstop to qualify for the batting title in seven consecutive seasons since Jason Kendall in 2009. Only seven other catchers have accomplished that particular feat in the divisional era (1969-present): Jorge Posada, Mike Piazza, Carter, Lance Parrish, Ted Simmons, Johnny Bench, and Thurman Munson. Read the rest of this entry »


Is Gary Sánchez in for Another Long Wait?

Gary Sanchez
Orlando Ramirez-USA TODAY Sports

The top prospect designation is a curse as often as it is a blessing. The same goes for the star rookie label, and Gary Sánchez knows it well. While he has established himself as a serviceable big league catcher over the past six years, he still plays in the shadow of his star-making rookie and sophomore campaigns. And though he’s had his ups and downs, he’s been a solid player in the years following his lone Silver Slugger season. Since 2018, he ranks 10th among active catchers with 8.6 WAR; since 2021, he’s 14th with 4.6. Yet his reputation remains that of a disappointment. His struggles are amplified, and his successes are overlooked.

Sánchez went unsigned during the 2022–23 offseason, finally earning a minor league deal with the Giants on the second day of the regular season. After a month at Triple-A, he opted out of his contract, signing a new minor league deal with the Mets shortly thereafter. And although he did make his way onto New York’s active roster, his stay in the majors was brief; after three games, he was designated for assignment. It wasn’t until late May, when the Padres scooped him up off waivers, that Sánchez finally found a path to regular playing time.

Yet it’s not as if he had a terrible season the year before. In 2022, he ranked sixth among primary catchers in games played and 20th in innings behind the dish. By our calculation, he was worth 1.3 WAR, 22nd among catchers. That didn’t turn any heads, but 1.3 WAR was more than 12 teams got from the catching position in 2022. And it’s not as if he was due for regression. Despite his low .290 wOBA, he had a .321 xwOBA — slightly higher than league average, and significantly better than average for a catcher. While his power numbers were down, he tore the cover off the ball, posting hard-hit and barrel rates in the 92nd percentile. Heading into his age-30 campaign, his 50th percentile ZiPS projection for 2023 was 1.7 WAR. If you presume a win is worth about $8 million in free agency, that projection translates to $13.6 million on a one-year deal. Read the rest of this entry »


García, Cimber, and Tonkin Join New Bullpens on One-Year Deals

Luis Garcia
Orlando Ramirez-USA TODAY Sports

While looking back at the free agent signings I covered last winter, I noticed a bit of a pattern. On the same day Aaron Judge came to terms on a nine-year, $360 million deal with the Yankees, I wrote about Miguel Castro. On the same day Brandon Nimmo agreed to a $162 million deal with the Mets, I wrote about Matt Strahm. On the same day Yu Darvish and Bo Bichette signed contract extensions, I wrote about Pierce Johnson and Scott McGough. While the rest of the baseball world was focused on All-Stars and mega-million-dollar contracts, I found myself drawn to mid-tier relievers on small-scale deals.

We’re not farming for clicks here at FanGraphs, and I’m grateful to write for a website where I never have to come up with hot takes or misleading headlines. Thankfully, I’ve never been asked to write about one weird trick for evading the luxury tax or why dermatologists hate Gabe Kapler. Still, it’s nice when others read your work, and as much as I love them, I know middle relievers don’t rack up pageviews like middle-of-the-order bats. While I have a weakness for run-of-the-mill bullpen arms — the more ordinary the better — I know I need to resist the pull.

“Leo,” I said to myself when the offseason began. “You can’t write about so many relievers this winter. You wrote about Joely Rodríguez last year. Maybe this time you cover Eduardo Rodriguez instead?”

Flash forward to the final day of the Winter Meetings, and I’m here to write about Luis García, Adam Cimber, and Michael Tonkin. Like the 2020 Phillies, you could say I have a bullpen problem. Read the rest of this entry »


Nick Martinez Keeps His Options Open, Signs With Reds

Nick Martinez
Ray Acevedo-USA TODAY Sports

In the early hours of Thursday morning, the Reds made their second signing in as many days, adding right-handed pitcher Nick Martinez on a two-year, $26 million deal. Evidently, Cincinnati decided to get in on the regional pitching party; of the nine free-agent pitchers to sign MLB deals with new teams so far, six have joined the AL or NL Central. Not to mention that two of the four position players switching teams also came to the Central, and word on the street is that the Brewers are signing top prospect Jackson Chourio to an $80 million extension. The Central division teams, often the most overlooked and underfunded, have been surprisingly active so far this winter.

Martinez, who turned 33 this past August, is coming off the strongest season of his truncated career. Never a top prospect, he struggled over parts of four seasons with the Rangers from 2014 to ’17, posting a 4.77 ERA and 0.5 WAR in 415.1 innings. He was non-tendered following the 2017 season, after which he spent four years in Japan, pitching for the Nippon Ham Fighters and the Softbank Hawks of NPB. His 2021 season for the Hawks was particularly impressive; he averaged more than 6.2 innings per game and finished second in the Pacific League in ERA (min. 50 IP), trailing only Yoshinobu Yamamoto. His performance caught the attention of several MLB clubs, and when the lockout ended, he signed a four-year, $25.5 million deal with the Padres that included opt-outs after every single season.

Martinez performed well enough in 2022 to escape his deal at the first chance he got, pitching to a 3.47 ERA and 4.43 FIP in 47 games. His underlying numbers weren’t as impressive as his ERA, and while he pitched in nearly every role — starter, long-man, set-up man, closer — a lot of his success came in lower-leverage relief opportunities. Still, he knew he could do better than the three years and $18 million remaining on his contract, and indeed, only a few days after he opted out, he and the Padres agreed on a richer contract, albeit one still replete with options, team and player alike.

Martinez looked even better in 2023, but his performance wasn’t quite enough to convince the newly cost-conscious Padres to pick up their team option for $32 million over the next two years. At the same time, the righty decided he could do better than his player option for two years and $16 million. His new deal with the Reds splits the difference at $26 million over two years. Read the rest of this entry »


Mariners Scoop Up Luis Urías For Another Fresh Start

Eric Canha-USA TODAY Sports

For the second time this calendar year, Luis Urías has been traded in a one-for-one swap for a right-handed pitcher from the 2019 draft class. This time, it’s the Mariners hoping to help the former top prospect turn things around and rediscover the skills that made him an above-average contributor in 2021 and ’22. In exchange, they’re sending 26-year-old Isaiah Campbell to the Red Sox. The righty reliever made 27 appearances for Seattle this past season.

Urías was a highly-touted prospect in the Padres organization in the mid-2010s, but after a slow start to his major league career (an 80 wRC+ and 10 errors in 83 games), San Diego shipped him off to Milwaukee for a change of scenery in November 2019, picking up Trent Grisham in the process. It was with the Brewers that Urías finally broke out; after another poor performance in 2020, he posted a 111 wRC+ and 4.4 WAR across 269 games in 2021 and ‘22. Thus, even with Willy Adames locked in at shortstop, middle infield prospect Brice Turang knocking on the big league door, and veteran third baseman Brian Anderson joining the fray in free agency, Urías looked like a key piece of the team’s future. His glove didn’t stand out at any one position, but he could hold his own at second, third, and short, allowing the Brewers to plug him in all around the infield.

Urías was Milwaukee’s Opening Day third baseman in 2023, but unfortunately, a hamstring injury kept him off the field for all of April and May. He returned to a more crowded infield picture in June: Owen Miller had been red-hot over the past month, Andruw Monasterio was hitting well in his first week of big league action, and Anderson still boasted a 102 wRC+ on the season despite having slowed down after a strong start. Moreover, Turang was struggling but still needed regular playing time if the Brewers were going to keep him in the majors, and Adames was nearing his return from a short stint on the 10-day IL. Urías stumbled that month, going just 8-for-51 with three extra-base hits, and the Brewers – who, at that time, were still in a close division race – had little patience for his struggles. He was optioned at the end of the month in favor of Turang, who was hitting well at Triple-A after a brief demotion of his own.

Ultimately, that would mark the end of the road for Urías in Milwaukee. Seemingly lacking optimism that he could return to form at the big league level, the Brewers flipped him to the Red Sox at the deadline in exchange for 22-year-old
pitching prospect Bradley Blalock. Things got better in Boston, as one could’ve expected. Not only was Urías further removed from his hamstring injury, but his .179 BABIP with the Brewers was bound to improve. He never got back to his peak from 2021 to ‘22, but he posted a 98 wRC+ with the Red Sox over the final two months of the season.

With that in mind, it’s somewhat surprising to see Boston give up on Urías so quickly. After his poor performance in 2023, he isn’t going to earn a sizable raise in arbitration; the projections at MLB Trade Rumors suggests he’ll earn the exact same $4.7 million salary in 2024. Even if he never reaches his full potential, a versatile infielder who can provide league-average production with the bat is a valuable player to have on the roster. Consider Whit Merrifield and Amed Rosario, whom our contract crowdsourcing estimates have earning two-year deals worth $16 million and $18 million, respectively. To that end, it’s not as if the Red Sox are overflowing with infield talent, nor is the free agent market. Rafael Devers has third base on lock, and Trevor Story should be the starting shortstop, but second base remains a question mark. Boston has internal options, but none with the experience or high ceiling of Urías.

It’s certainly possible the Red Sox are planning to pursue Rosario, Merrifield, or Tim Anderson, but chief baseball officer Craig Breslow has already spoken about the internal options, and it looks like Enmanuel Valdez is likely to be the starting second baseman on Opening Day. Valdez hit for a 102 wRC+ in 49 games last season, playing second base and a sprinkle of shortstop, and presumably, the Sox think they can get similar production to Urías at a pre-arbitration salary. Veteran utilityman Pablo Reyes (another former Brewer) and speedy shortstop prospect David Hamilton figure to get some reps at the keystone as well, especially the right-handed Reyes, who could serve as the short side of a platoon with the lefty-batting Valdez.

If the Red Sox have faith in Valdez (or a plan to sign an upgrade), this isn’t a bad move. After all, while Urías is only a year removed from a 110 wRC+, there are reasons to be concerned about his bat. His best skill is his plate discipline; from 2021-22, he posted a walk rate 23% higher than league average and a strikeout rate 9% lower than the average hitter. His 0.53 walk-to-strikeout ratio ranked among the top 20 qualified hitters in the National League. Strangely enough, his 11.9% walk rate in 2023 was actually a career high, but it’s difficult to imagine that the way he got there was sustainable. While Urías swung significantly less often in 2023, he was far more likely to swing at pitches outside the strike zone. As a result, he posted a career-high called strike rate and a career-high whiff rate. By and large, hitters should keep the bat on their shoulders more often, but if a hitter is going to be selective, he has to be selective in the right way. Moreover, his slightly above-average power fell off too, and even if you want to blame it all on his injury (he hit the ball harder as the year went on), Urías has developed something of a reputation as an injury-prone player. Over the last two years, he has gone on the IL with strains to his hamstring, calf, and quad.

What’s more, it’s not as if the Red Sox gave up Urías for nothing. Seattle has developed a stable of talented pitchers in recent years, and Campbell was only expendable because the Mariners are so confident in their pitching depth. Indeed, Campbell, the first big league player born in Portugal since Frank Thompson of the original Washington Nationals, put up promising numbers in 2023, pitching well enough at Double-A to earn the call to join one of baseball’s best bullpens in July. Although his career got off to a slow start due to the lost 2020 season and an elbow surgery in 2021, the righty quickly established himself as a legitimate big league bullpen arm after pitching to a 1.57 ERA and 3.04 FIP over the last two minor league seasons. His pitches are a little difficult to classify; what Pitch Info calls his slider, Baseball Savant calls a sweeper, and what Baseball Savant calls a slider, Pitch Info calls a cutter. Regardless of what you call it, however, his cutter/slider is a true weapon. He threw it about 38% of the time in 2023, holding big league batters to a .139 wOBA and .217 xwOBA. The pitch modeling systems agree that it’s a plus pitch, and combined with his high-spinning four-seam fastball, which sits 95 and tops out at 97.4 mph, Campbell has what it takes to hold down a spot in Boston’s bullpen. The Red Sox have some solid arms at the back end of their ‘pen, but they need depth, and this move helps to accomplish that goal.

As for the Mariners, they certainly didn’t need Urías – they already have a pair of right-handed utility infielders in José Caballero and Dylan Moore – but it’s clear that Seattle likes versatility and reclamation projects. Their 40-man roster already features several utility men, including Caballero, Moore, and Sam Haggerty, and Jerry Dipoto is no stranger to shopping for bounce-back candidates. Several players to get meaningful playing time in recent years have been in this middling bat/versatile glove mold, including Abraham Toro and Josh Rojas, who is penciled in for starting second base duty in 2024.

Those names might not inspire a ton of confidence, but still, the appeal of a player like Urías is clear. Besides, as the Mariners discovered this season, the safe choice isn’t always so safe – just look at how the Kolten Wong trade worked out. With that in mind, it’s no surprise Dipoto went in the opposite direction this time around. In fact, this could work out quite well for the Mariners, as long as they treat it like the gamble it is. Evidently, the Red Sox weren’t willing to risk a mere $5 million on Urías, and the Mariners could reap the rewards of spending a little extra cash to take him on. Besides, even if Urías isn’t anything more than a league-average bat and the weak side of a second base platoon, he isn’t a bad pickup, given the dearth of middle infield options on the free agent market.

That said, it’s worth stressing that while this might be a productive gamble, it’s certainly not the offensive upgrade the Mariners need to compete with the Astros and Rangers in the AL West. It remains to be seen if this trade is a sign of the Mariners flexing some financial muscle by scooping up a player another team didn’t want to pay or if it indicates that Dipoto plans to spend another offseason shopping in the bargain bin instead of pursuing more expensive options. Seattle could really benefit from adding a corner outfield/DH bat in free agency, and they have the payroll space to do so (they’re about $35 million below last year’s luxury tax payroll), but this front office has never spent big on a free agent position player before.

The Mariners are taking on the uncertainty in this trade, but ultimately, it’s the Red Sox who are taking a bigger risk. Boston, a team with no clear answer at second base, gave up a young, cost-controlled infielder who was a two-plus win player as recently as 2022. If Urías bounces back with the Mariners, Breslow could end up looking foolish in his very first trade as CBO.

Over the past 10 years, Urías has gone from unheralded international signing, to top prospect, to big league bust, to breakout hitter, to reclamation project. This is already the third time he’s been traded in his big league career. With that in mind, it can be hard to remember that he’s still young; Urías won’t turn 27 until next June. Indeed, he’s younger than NL Rookie of the Year finalist James Outman. In other words, he still has time on his side. His days as a top prospect are far behind him, but his top prospect potential hasn’t disappeared, and the Mariners will hope to help him reach that ceiling in 2024.


Kyle Gibson Is Boring, But What’s So Bad About That?

Kyle Gibson
Tommy Gilligan-USA TODAY Sports

Here at FanGraphs, Ben Clemens ranked Kyle Gibson 25th on our Top 50 Free Agents list, 12th-highest among starting pitchers. I can’t imagine that produced much controversy, and a quick search of the comments section and Ben’s Top 50 Free Agents chat suggests the same.

Of all the other major baseball publications’ top free agent lists, though, none had Gibson ranked as highly. Sports Illustrated was the only other site to feature the veteran righty on its official top 50, ranking him 18th among starters and 33rd overall. To be fair, Jordan Shusterman of Fox Sports had Gibson 22nd on his list of the top 30 starting pitchers, though he left him off the overall Fox Sports top 30. Similarly, The Athletic only included 40 players on its staff consensus list, but Gibson likely would have landed somewhere between 41–50 had they continued on; Jim Bowden and Keith Law each included him as the final starter on their personal rankings.

Moreover, as I’m sure Ben would tell you, the precise ranking for each player isn’t always significant, especially the further you move down the list. I’d argue that the difference between the players ranked one and two on our list is bigger than those ranked 25–50. Following that logic, there isn’t necessarily a meaningful difference between ranking Gibson 25th and leaving him off entirely. Read the rest of this entry »


You Call That a Comeback?

Jose Berrios
Jesse Johnson-USA TODAY Sports

The criteria for winning a batting title are crystal clear. A player needs:

    1. 3.1 plate appearances per team game in either the NL or AL
    2. The highest batting average (H/AB) in that respective league

Even in the exceedingly rare circumstance in which a player can win the batting title with fewer than 3.1 PA per team game, as long as he would still possess the highest batting average if he went hitless in enough at-bats to reach the necessary plate appearance threshold, the rules are fully laid out. There’s no room for interpretation.

Few other individual honors in the sport work this way. For proof, look no further than the MVP debate, which rages on to this day: Is there a meaningful difference between the best player and the most valuable player? After decades of argument, a consensus remains out of reach.

Awards like the MVP, Cy Young, and Rookie of the Year will always be contentious because they are determined by a panel of human voters rather than a statistical calculation. But the difference between the batting title and the BBWAA awards goes beyond the subjective/objective distinction. The criteria for the BBWAA awards (and most other individual honors) aren’t just subjective; they are incredibly minimal. Not only is it up to each individual voter to decide who the most valuable player is, but it is also each voter’s job to determine what the word “valuable” even means. As the BBWAA puts it on the MVP ballot, there is no “clear-cut definition” of “most valuable.”

This goes beyond the MVP award, even if that particular prize is the source of the fiercest argumentation. I’ve taken part in debates about whether pitcher defense (and before the universal DH, pitcher offense) should play a role in Cy Young voting. I am a firm “no” in that discussion, but I’ve been surprised to learn how many people feel the opposite way. To be fair, they have a point; it’s not totally clear if the Cy Young is for the best pitcher or the best pitcher.

There is plenty of squabbling to be had over any subjective award, but I have found none as difficult to pin down as the Comeback Player of the Year, presented by MLB itself and selected by a panel of MLB.com beat writers. We can nitpick the definitions of terms like “most valuable,” “best pitcher,” or “top rookie,” but ultimately, the difference between anyone’s individual opinions will be relatively small. The word “comeback,” however, is open to far more interpretation. Where do I even begin? Read the rest of this entry »