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MMN Mid-Season Top 25: No. 10 Jack Leathersich

By Former Writers

July 15, 2013 2 Comments

mmn top 25

Well, we’ve entered the Top 10 of our mid-season rankings, so things are getting serious…

The traditional scouting scale, which ranks players on a scale of 20-80 (abbreviated at times without the zero), can summarize how we feel about a player in an easy to understand format. Now, for those of you unfamiliar with the scale, you’ll see two numbers — something like 30/60, which isn’t a fraction, but rather a representation of their present status and their potential. The number on the left represents their current standing, while the number on the right shows what they could become. For a further explanation on what the numbers mean, I strongly encourage you to check out these links (Scouting for Batters and Scouting for Pitchers) which I will leave on each post going ahead in this series. With that being said, I really hope you enjoy our work going ahead, and any and all questions and comments are appreciated.

Leathersich

10. Jack Leathersich, LHP

Height: 5’11”

Weight: 205 

Age: 23

Bats/Throws: Right/Left

Fastball: 60/60 Curveball: 50/55 Control: 40/50 Makeup: 50/55

There’s no shortage of love for Jack Leathersich around these parts — and it shows in our rankings. Leathersich was ranked at No. 16 during the off-season for a number of reasons, and he demonstrated a lot of them early in this season when he completely owned the Eastern League. He struck out an insane 55 batters in just 29.1 innings, resulting in a 16.9 K/9 rate, which isn’t even his career high. He was still walking a few too many batters for everyone to jump on his bandwagon, but he held hitters to a .181 average to work around that.

At that point, I was adamant about the Mets calling him up to the MLB level instead of promoting him to Triple-A, because I had a bad feeling about what pitching in Las Vegas would do to his habits. And lo and behold, Leathersich, a fly ball pitcher, struggled in the dry air world of the PCL. The same point can be brought up about Rafael Montero, but that’s another story… in any case, Leathersich looked to compensate for everything by being too fine — and has thus returned to walking a lot of batters. Has that dampened my expectations for Leather Rocket? Not at all.

See, he has held his K/9 rate steady at 15.1 in Triple-A, and opposing hitters are still batting only .231 against him. He still has that “funky” delivery, which I just find to be effectively deceptive, and above-average stuff with a good fastball and curveball combo. He has still allowed just five home runs in 127.2 professional innings — and owns a career K/9 rate of 15.3 over that span. If Leathersich can improve on his command and cut down on those walks, he shows the potential to be an MLB closer, and has drawn comparisons to Billy Wagner based on his size. You won’t see me raining on Leathersich’s parade, who I assume will be a September call-up and compete for a spot in the MLB pen in 2014. I know some people are going to be down on Leather Rocket being ranked so high, but the Mets don’t often groom players who could be MLB closers (and left-handed ones at that) and are already so close to the Major Leagues.

MMN Mid-Season Top 25 Prospects

10. Jack Leathersich

11. Kevin Plawecki

12. Rainy Lara

13. Cory Vaughn

14. Gabriel Ynoa

15. Domingo Tapia

16. Steven Matz

17. Jacob deGrom

18. Matthew Bowman

19. Vicente Lupo

20. Hansel Robles

21. Aderlin Rodriguez

22. L.J. Mazzilli

23.Luis Mateo

24. Amed Rosario

25. Ivan Wilson

(Photo Credit: Gordon Donovan)

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