Mithrandir Metrics
Player San Diego Padres Refreshed Jun 2 06:00 AM ET
Player profile / San Diego Padres

Mason Miller

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

Cards
0
Modules
0
Live Δ
yes
Club San Diego Padres 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 preseason2.88
ERA current pace0.76
ERA rolling p502.25
Observed weight30%
ERA
0.77 1.47 2.25 3.03 3.73
FIP
0.79 1.32 1.91 2.49 3.02
K%
36.0% 38.9% 42.1% 45.3% 48.1%
BB%
7.2% 8.8% 10.6% 12.3% 13.9%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-02
Pitching · percentile strip
BB%10.9%
24
Barrel allowed2.5%
97 +49 vs proj
Fastball velo101.2
100
Hard-hit allowed20.0%
100
K%48.5%
100
Whiff%48.2%
100
xwOBA allowed0.163
100
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+106
81
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 Miller, Mason · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.313 2026-05-19: 0.1392026-05-21: 0.1542026-05-23: 0.1542026-05-24: 0.1512026-05-25: 0.1512026-05-26: 0.1512026-05-28: 0.1502026-05-29: 0.1502026-05-30: 0.1502026-05-31: 0.1632026-06-01: 0.1632026-06-02: 0.163 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.

4Pitches 2026Season 54%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 Miller, Mason · Aggregate zone metrics; not pitch-by-pitch locations Edge: 35%35%Zone: 45%45%Whiff: 48%48%Called strike: 21%21%First pitch strike: 59%59%Hard hit allowed: 20%20% 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 Miller, Mason · 2026 arsenal snapshot Slider: 53.8%4-Seam Fastball: 43.2%Changeup: 2.8%Sinker: 0.2% MIX SL 54%FF 43%CH 3%SI 0% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Miller, Mason · 2026 arsenal snapshot SL: HB 0.1, IVB 3.3SLFF: HB 0.0, IVB 0.8FFCH: HB -1.3, IVB 2.2CHSI: HB 0.3, IVB 0.7SI horizontal break IVB MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
SL 54.0% 207 105 qualified
FB 42.8% 164 106 limited sample
CH 2.9% 11 93 limited sample
SI 0.3% 1 122 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' 5"
Weight200 lb
Debut2023-04-19
Live layer

Delta / regression

ERA Δ-2.45
K% Δ+0.104
Mithrandir coverage

Module shelf

ModuleCardsLatestSignal
No Mithrandir card history is available for this player yet.
Projection links / recent games

Available detail

Pitcher Projections 202638.1% K | 3.21 ERAProjection
2026-04-14 vs SEA0 ER / 1 K1.0 IP
2026-04-09 vs COL0 ER / 3 K1.0 IP
2026-04-08 @ PIT0 ER / 2 K1.0 IP
2026-04-05 @ BOS0 ER / 3 K1.0 IP
2026-04-04 @ BOS0 ER / 3 K1.0 IP