Players / Player profile
MIL · P

DL Hall

Age 28 B/T L/L 6′1″, 209 lb USA MLB debut 2022
40-man
  • Milwaukee’s roster as it stands late-inning relief · 54 IP · 0.3 WAR in the role
  • Injured list 2026: Left pectoral strain (Jun 5–Jul 31)
  • Trade read Available at a price: MIL 81% playoff odds; control through 2029.
Keystone Stuff 111 85th pct
2026 fWAR 0.3
Projected 2027 WAR 0.4 at 64 IP · 0.3 in his 2027 role

Pitching · 2026 percentiles

vs. MLB pitchers with 500+ pitches · 997 pitches

Keystone Stuff 111 Keystone Stuff: 111, 85th percentile
Keystone Location 91 Keystone Location: 91, 22nd percentile
Keystone Pitching 105 Keystone Pitching: 105, 75th percentile
Run value (xRV) +0.46 Run value (xRV): +0.46, 70th percentile
Strikeout % 26.6% Strikeout %: 26.6%, 79th percentile
Walk % 14.5% Walk %: 14.5%, 4th percentile
Whiff % 28.0% Whiff %: 28.0%, 72nd percentile
Chase % 26.0% Chase %: 26.0%, 9th percentile
Fastball velo 95.4 Fastball velo: 95.4, 65th percentile
Extension 6.9 ft Extension: 6.9 ft, 88th percentile
61.1 IP1.91 ERA3.88 FIP 43° arm

Arsenal & Pitch Lab

Movement normalized to arm side · Keystone Stuff by pitch

−20−20−10−100010102020← Glove sideArm side →Rise (IVB, in) →SICUCH4SSLST
LHP · arm angle 43° · how to read
PitchUseVeloIVBHBStuffLocWhiffxRV/100
Sinker36% use36%95.510.1+16.01059013%−0.52
Curveball17% use17%82.1−12.1−9.910710722%+1.78
Changeup15% use15%85.27.8+15.51069939%+0.42
Four-seam12% use12%95.114.7+7.5977729%−1.29
Slider11% use11%87.8−0.7−6.611511140%+2.84
Sweeper8% use8%84.80.3−16.71238551%+2.20

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

Most similar pitchers

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

SimilarityPlayerStuff’26 WAR’27 proj2027
41Steven Matz TB · ’911010.00.1Signed $7.5M
40Erik Miller BOS · ’981150.60.4Arb
38Evan Sisk PIT · ’971130.40.4—
37Erik Sabrowski CLE · ’971111.20.8Pre-arb
36Grant Wolfram BAL · ’961041.20.7Pre-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 36%
49% zone
Curveball 26%
43% zone
Changeup 25%
37% zone
Four-seam 10%
42% 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 0.4 WAR Arbitration $1.5M*
2028 0.4 WAR Arbitration $2.2M*
2029 0.3 WAR Arbitration $2.6M*
2030 0.2 WAR Free agent

* projected arbitration or minimum salary. Contract Studio →

Minor leagues

MLB Stats API · public box-score data

SeasonLevelLevelTeamAgeGPA / IPPA / IP ·Line
2026A+A+Wisconsin Timber Rattlers2722 IP 2 IP · 4.50 ERA · 50.0% K · 0.0% BB
2026AAAAAANashville Sounds2723.2 IP 3.2 IP · 2.45 ERA · 33.3% K · 20.0% BB
2025AAAAAANashville Sounds2625.2 IP 5.2 IP · 0.00 ERA · 28.0% K · 16.0% BB
2025ROKROKACL Brewers2625 IP 5 IP · 0.00 ERA · 44.4% K · 11.1% BB
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.