Players / Player profile
LAD · P

Jack Dreyer

Age 27 B/T R/L 6′2″, 205 lb USA MLB debut 2025
40-man
  • The Dodgers’ roster as it stands late-inning relief · 61 IP · 0.9 WAR in the role
  • Injured list 2026: Left shoulder discomfort (May 17–May 31)
  • Trade read Available at a price: LAD 88% playoff odds; control through 2030.
Keystone Stuff 116 93rd pct
2026 fWAR 1.0
Projected 2027 WAR 1.0 at 70 IP · 0.9 in his 2027 role

Pitching · 2026 percentiles

vs. MLB pitchers with 500+ pitches · 1,037 pitches

Keystone Stuff 116 Keystone Stuff: 116, 93rd percentile
Keystone Location 99 Keystone Location: 99, 49th percentile
Keystone Pitching 106 Keystone Pitching: 106, 77th percentile
Run value (xRV) +0.76 Run value (xRV): +0.76, 83rd percentile
Strikeout % 28.0% Strikeout %: 28.0%, 84th percentile
Walk % 8.8% Walk %: 8.8%, 50th percentile
Whiff % 28.0% Whiff %: 28.0%, 72nd percentile
Chase % 32.2% Chase %: 32.2%, 69th percentile
Fastball velo 94.0 Fastball velo: 94.0, 43rd percentile
Extension 6.6 ft Extension: 6.6 ft, 68th percentile
64.2 IP3.20 ERA3.41 FIP 59° arm2 SV

Arsenal & Pitch Lab

Movement normalized to arm side · Keystone Stuff by pitch

−20−20−10−100010102020← Glove sideArm side →Rise (IVB, in) →4SSLCU
LHP · arm angle 59° · how to read
PitchUseVeloIVBHBStuffLocWhiffxRV/100
Four-seam48% use48%94.019.5+6.211410025%+0.79
Slider36% use36%88.73.5−2.91119732%+0.33
Curveball16% use16%80.8−16.7−6.610010025%+1.59

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

Most similar pitchers

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

SimilarityPlayerStuff’26 WAR’27 proj2027
37Tanner Scott LAD · ’941242.41.1Signed $20.0M
37Mason Montgomery PIT · ’001102.21.2Pre-arb
36Steven Okert HOU · ’911191.20.6Free agent
36Jacob Latz TEX · ’961132.21.1Arb
31Brent Headrick NYY · ’971012.11.2Pre-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

Four-seam 49%
47% zone
Slider 30%
40% zone
Curveball 22%
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 1.0 WAR Pre-arb $780K*
2028 1.0 WAR Arbitration $2.4M*
2029 0.9 WAR Arbitration $4.1M*
2030 0.8 WAR Arbitration $6.0M*

* projected arbitration or minimum salary. Contract Studio →

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.