Players / Player profile
NYM · P

Nolan McLean

Age 25 B/T R/R 6′2″, 214 lb USA MLB debut 2025
40-man FV 65 · #1 in org
  • The Mets’ roster as it stands #1 starter · 138 IP · 2.6 WAR in the role
  • Trade read Unlikely to be traded: Young, controllable regular (age 25, control through 2031): the kind of player clubs build around.
Keystone Stuff 105 70th pct
2026 fWAR 3.5
Projected 2027 WAR 3.1 at 164 IP · 2.6 in his 2027 role

Pitching · 2026 percentiles

vs. MLB pitchers with 500+ pitches · 2,914 pitches

Keystone Stuff 105 Keystone Stuff: 105, 70th percentile
Keystone Location 88 Keystone Location: 88, 16th percentile
Keystone Pitching 102 Keystone Pitching: 102, 58th percentile
Run value (xRV) +0.38 Run value (xRV): +0.38, 66th percentile
Strikeout % 26.0% Strikeout %: 26.0%, 75th percentile
Walk % 9.4% Walk %: 9.4%, 44th percentile
Whiff % 23.6% Whiff %: 23.6%, 39th percentile
Chase % 28.0% Chase %: 28.0%, 24th percentile
Fastball velo 95.4 Fastball velo: 95.4, 65th percentile
Extension 6.4 ft Extension: 6.4 ft, 46th percentile
179.2 IP3.16 ERA3.59 FIP 31° arm

Arsenal & Pitch Lab

Movement normalized to arm side · Keystone Stuff by pitch

−20−20−10−100010102020← Glove sideArm side →Rise (IVB, in) →SI4SCUSTFCCHSL
RHP · arm angle 31° · how to read
PitchUseVeloIVBHBStuffLocWhiffxRV/100
Sinker35% use35%95.05.1+17.81059612%+1.29
Four-seam19% use19%96.014.0+11.510310127%−0.58
Curveball14% use14%82.0−13.0−17.5969238%+1.56
Sweeper11% use11%84.9−1.4−18.71057428%−1.49
Cutter11% use11%92.16.8−1.01079625%−0.15
Changeup6% use6%88.2−1.9+13.1938527%−0.37
Slider4% use4%86.03.9−10.81147736%+0.17

No mix change or new pitch clears its bar. The arsenal is efficient for its shapes.

Most similar pitchers

Pitches like McLean: same hand, shape, slot and mix

SimilarityPlayerStuff’26 WAR’27 proj2027
57JR Ritchie ATL · ’0395−0.30.2—
55Landen Roupp SF · ’98972.52.0Pre-arb
43Clay Holmes CHC · ’93951.81.3Player option $12.0M
41José Soriano TOR · ’98922.62.4Arb
39Spencer Miles TOR · ’00972.01.3Pre-arb

Same-handed pitchers nearest on fastball velocity and shape, arm angle, extension, pitch mix, secondary shapes, Stuff, whiff rate and workload. 2026 regulars only.

Pitch locations · 2026

Where each pitch finishes, by batter side

Sinker 31%
53% zone
Four-seam 20%
48% zone
Curveball 17%
26% zone
Cutter 11%
46% zone
Changeup 9%
33% zone
Sweeper 9%
35% zone
Slider 4%
36% zone

Where each pitch finishes, catcher’s view. The bar marks the batter’s side; the box is an average strike zone. Pitches with 40+ thrown to this side.

Contract & projection

Club control (RosterResource) · Keystone projected WAR

2027 3.1 WAR Pre-arb $780K*
2028 3.3 WAR Pre-arb $803K*
2029 3.4 WAR Arbitration $5.2M*
2030 3.4 WAR Arbitration $10.5M*

* projected arbitration or minimum salary. Contract Studio →

Minor leagues

MLB Stats API · public box-score data

SeasonLevelLevelTeamAgeGPA / IPPA / IP ·Line
2025AAAABinghamton Rumble Ponies23526.1 IP 26.1 IP · 1.37 ERA · 27.8% K · 11.1% BB
2025AAAAAASyracuse Mets231687.1 IP 87.1 IP · 2.78 ERA · 27.0% K · 10.6% BB

FanGraphs: FV 65 · ETA 2026 · #3 overall. Public pitch tracking exists only at Triple-A and some Florida State League parks.

Keystone is an independent portfolio project. It is not affiliated with Major League Baseball or any club. Data: MLB Stats API, Baseball Savant, FanGraphs. Used under their terms for individual, non-commercial use.