Mithrandir Metrics
Player Milwaukee Brewers Refreshed Jun 2 06:00 AM ET
Player profile / Milwaukee Brewers

Dl Hall

P profile with live context, projection links, and Mithrandir card history when available.

Cards
3
Modules
1
Live Δ
yes
Club Milwaukee Brewers Position P Roster Active Status Healthy / active roster
Rolling projection

Preseason / current pace / Bayesian update

Rolling bands shrink current-season signal toward the preseason prior until the sample earns more weight.

2026-06-02
ERA preseason4.10
ERA current pace2.55
ERA rolling p503.54
Observed weight36%
ERA
2.44 2.96 3.54 4.11 4.63
FIP
2.98 3.42 3.92 4.42 4.86
K%
19.8% 21.5% 23.4% 25.3% 27.1%
BB%
9.7% 10.8% 11.9% 13.1% 14.2%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-02
Pitching · percentile strip
BB%17.5%
2 -37 vs proj
Barrel allowed6.7%
66 +16 vs proj
Fastball velo94.7
57
Hard-hit allowed30.7%
92
K%26.3%
77 +37 vs proj
Whiff%27.3%
79 +39 vs proj
xwOBA allowed0.311
53
Mithrandir+

Stuff+ and arsenal context

Stuff+ appears when the current pitch-event scoring artifact includes this pitcher; missing coverage is shown explicitly.

2026-06-02
Mithrandir Stuff+97
19
Rolling form chart

xwOBA allowed snapshot line

Live snapshot series; true 50/100 PA windows require PA-level logs

12 snapshots
Mithrandir Metrics ROLLING XWOBA LINE Parameterized Mithrandir chart rendered as SVG for templates and exports. season=2026 Rolling xwOBA allowed Hall, Dl · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.313 2026-05-19: 0.2992026-05-21: 0.2992026-05-23: 0.2952026-05-24: 0.3072026-05-25: 0.3062026-05-26: 0.3062026-05-28: 0.3062026-05-29: 0.3062026-05-30: 0.3062026-05-31: 0.3052026-06-01: 0.3052026-06-02: 0.311 2026-05-19 2026-06-02 xwOBA allowed MITHRANDIR · CHARTS
Optimization map

Arsenal optimization map

Pitch-shape context from this pitcher’s current arsenal snapshot. Hover a pitch to inspect usage, movement, and bat-missing context.

7Pitches 2026Season 37%Top usage
ride armside gloveside +Arsenal gap +Shape contrast
Zone profile

Aggregate zone heatmap

Aggregate zone metrics from seasonal Statcast leaderboards.

Mithrandir Metrics ZONE HEATMAP Parameterized Mithrandir chart rendered as SVG for templates and exports. season=2026 Pitch Zone Profile Hall, Dl · Aggregate zone metrics; not pitch-by-pitch locations Edge: 36%36%Zone: 45%45%Whiff: 27%27%Called strike: 19%19%First pitch strike: 52%52%Hard hit allowed: 31%31% Dashed border = aggregate mixed-batter zone proxy MITHRANDIR · CHARTS
Pitch arsenal

Usage mix, movement map, and Stuff+ composition

2026 pitch-level arsenal aggregates; current season takes over after 100 tracked pitches across at least 2 pitch types. Descriptive pitch-type Stuff+ composition. Not a promoted predictive metric.

2026
Mithrandir Metrics PITCH ARSENAL DONUT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Hall, Dl · 2026 arsenal snapshot Sinker: 36.8%Changeup: 18.6%Curveball: 15.3%4-Seam Fastball: 11.0%Sweeper: 10.0%Slider: 5.9% MIX SI 37%CH 19%CU 15%FF 11%ST 10%SL 6% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Hall, Dl · 2026 arsenal snapshot SI: HB -0.2, IVB 1.7SICH: HB -1.2, IVB 2.6CHCU: HB 0.7, IVB 4.6CUFF: HB 0.0, IVB 1.3FFST: HB -1.3, IVB 3.2STSL: HB -0.5, IVB 3.2SLFC: HB 0.0, IVB 2.2FC horizontal break IVB MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
SI 37.2% 177 95 limited sample
CH 17.6% 84 102 limited sample
SL 17.4% 83 102 limited sample
CB 14.7% 70 103 limited sample
FB 12.0% 57 88 limited sample
FC 1.1% 5 86 limited sample
Method note

Renamed from the attempted Kirby Index after audit; true Kirby requires release-angle trajectory data.

Reference layer

Current snapshot

Age27
Height6' 1"
Weight209 lb
Debut2022-08-13
Live layer

Delta / regression

ERA Δ-1.55
K% Δ+0.053

positive regression

Mithrandir coverage

Module shelf

ModuleCardsLatestSignal
Pitching32026-04-22Sinker played up through SI/CH tunnel quality
Projection links / recent games

Available detail

Pitcher Projections 202621.0% K | 4.10 ERAProjection
2026-05-20 @ CHC0 ER / 2 K2.0 IP
2026-04-17 @ MIA1 ER / 1 K0.2 IP
2026-04-15 vs TOR0 ER / 0 K0.1 IP
2026-04-14 vs TOR0 ER / 0 K0.2 IP
2026-04-11 vs WSH0 ER / 0 K0.1 IP