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5/28/26

Alex Rubinson - Mets Defense has not Lived up to Offseason Plan

During the offseason, a lot of the talk was on how the New York Mets were going to fix its pitching staff. Even after the team acquired Freddy Peralta in a blockbuster deal with the Milwaukee Brewers, there were still questions on how the Mets would be able to keep their opponents off of the scoreboard. It is well-documented how expensive pitching can be. That is something that will never change whether it be in free agency or via the trade market. 

David Stearns was well aware of this and tried to get around it by adopting a strategy he had used going back to his days with the Brewers. He made it a point of emphasis to focus on run prevention, even at the expense of the team’s offensive output. Although signing infielders like Jorge Polanco and Bo Bichette raised some highbrows, the team acquired Marcus Semien for Brandon Nimmo (despite Nimmo clearly being the better offensive player at this point in their respective careers). 

Stearns also traded for Luis Robert Jr. to patrol centerfield. Even the aforementioned Bichette wouldn’t have to play shortstop with Francisco Lindor in the fold. The plan definitely left Stearns and the front office open to criticism, but at the least the organization established a plan heading into the 2026 season. 

Fast forward two months into the season, and we can start having meaningful takeaways. The offense has been abysmal with some of the offseason additions not stepping up, but with Lindor and Francisco Alvarez on the shelf, the team has minimal options on who to turn to in the big moment. Although the offense is what will grab all of the headlines, the defense has left a lot to be desired. It doesn’t help that Robert Jr. and Lindor have missed significant time, but the team can’t even accomplish what it was designed to do. 

Coming into play on Wednesday, the team was in the lower third of the league in fielding run value at minus five. When looking at overall outs above average, the Mets are at negative eight. What’s puzzling is that the team struggles to come in on balls and go backwards. Only three teams are worse than the Mets when coming in on balls and a different set of three teams are the only ones that are worse when having to go backwards. 


It’s also noteworthy that the team is especially bad when facing left-handed hitters. The team once again ranks 27th in MLB in outs above average in that category at minus nine. Oddly enough, they are actually above average versus right-handers. 


The outfield specific metrics don’t look any better at negative three outs above average. This directly stems from the team being a minus three when they have to go back on batted balls. The only team worse when traveling backwards are the Miami Marlins. Of course going backwards is incredibly difficult. It’s why you see more outfielders playing deeper in today’s game, but the Mets stick out even compared to the rest of the league. 


Overall, the Mets have an 87% success rate in the outfield. That might not seem all that bad, but the three worst teams in that metric are at 85%. The infield is even worse. They are at negative six overall in outs above average with negative seven against lefties. The infield is pretty good at moving back on balls but really struggles at charging in. 


Looking back at the aforementioned trade that sent Nimmo to the Texas Rangers for Semien, it has gone even worse than imagined. The thinking behind the trade was that Nimmo was an aging player who already had to move off of centerfield. Although Semien was even worse offensively, his contract was shorter, and he had value defensively. The move has not gone to plan to say the least. Semien ranks outside the top 30 (remember, there are only 30 teams in MLB) in outs above average at second base. 


At minus three, only three second baseman are worse among qualifiers. Meanwhile, Nimmo has been an average defender with zero outs above average. Do you want to guess who is tied with Nimmo as an average defender? If you guessed Luis Robert Jr., you would be correct. Outs above average is a cumulative statistic, so Robert Jr. might be better if he wasn’t on the injured list, but his average defense does show that he wasn’t necessarily lighting it up in center when he was healthy. 


Ironically, Bo Bichette, the move that appeared to go against the Mets’ offseason philosophy, has actually worked out. Bichette is tied for the team lead among qualifiers with three outs above average. Meanwhile, Tyrone Taylor has been a below average defender. The Mets knew coming into the season that some of the players up and down their roster might be underwhelming offensively, but they figured they would help make up for it on the other side of the ball. 


At the very least, Luis Torrens has lived up to his end of the bargain. The former New York Yankee has a plus four fielding run value (91st percentile). The defensive mastermind has been fantastic at holding runners as well thanks to his 98th percentile pop time and 97 percentile caught stealing above average. 


Mets fans probably would like to see Torrens get better at blocking pitches. He is in the 55th percentile in blocking, which is still solid, but given the limited offensive production, you would like Torrens to be as close to perfect as possible on defense. 


The Mets have not played like a sound defensive team throughout the first third of the season. Not all metrics and statistics show the Mets as a bottom five defensive ballclub, but when run prevention was the priority all offseason and was what the entire organization preached during the winter, they should be held to a slightly higher standard, especially compared to what the team has put on display so far in 2026.  


10 comments:

  1. Alex, much interesting data.

    The Nimmo deal was overthinking…David did cut 3 years of obligation (Semien 3 years, Nimmo 6? remaining years), but I think that was unwise nonetheless.

    Defense low point? Trying to defend Stearns’ decisions, in retrospect.

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  2. Vientos has been a happy surprise for me. Not so our 2d baseman.

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    1. He definitely has shown a lot of improvement in the field. He is just so frustratingly inconsistent at the plate

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  3. Another really good post if not particularly uplifting. I believe that it is the rare player who doesn't take what happens on one side of the ball into the field with them on the other.. So I would discount just a bit the defensive lapses given the offensive catastrophe.
    The infield is a nightmare, not just now but going forward. There's no one in the minors anywhere near ready to play who is plus on both sides of the ball. The outfield depends too much right now on whether Morabito pans out. If he does, Ewing can move to 2B. If he does not, Ewing cannot. Frankly Ewing is doing well is center though he has little better than an average arm. CF is more important position than is 2B. I agree that Vientos is far better at 1B than I would have predicted, but he is not a major league hitter. If I were looking for a stop gap at first, I would have to rank Young above him. And we have someone in the minors in JT Schwartz who, at least, in college and earlier in his career has proven to be an outstanding fielder. We need more speed. I think the outfield once settled will perform at a high level defensively.

    What are irony it might prove to be if Parada turns out to be a better offensive catcher than Alvarez, given that neither can field the position well

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  4. Time to move on from Vientos. A terrible fielder and an even worse hitter.

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    1. I would give him a little more time, now that he is swinging more. He is brutal when he gets to 2 strikes. But he may just peak at mediocre, regardless.

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  5. It's very important that all you readers let this sink in

    Great post

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  6. I agree that this was a very interesting post because it calls into question the whole idea of run prevention. Aging and injury prone players that had great numbers early in their career should not count as defensive improvements if they cannot stay on the field. The other interesting point that was not discussed is that the outfield duo of Ewing and Benge are now covering so much more ground than any other pair in recent past. Last night's game illustrated the point - both Ewing and Benge made catches on balls that I don't see any previous Mets (including Nimmo) getting to. Ewing was not part of the original Stearns plan, but I am happy that he is here and not anxious to see a degraded Luis Robert return,.

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  7. It is now apparent that we have built an offence and not a defence around run prevention. Effective so far!

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