Mithrandir Metrics
Player New York Yankees Refreshed Jun 1 06:00 AM ET
Player profile / New York Yankees

Will Warren

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

Cards
16
Modules
1
Live Δ
yes
Club New York Yankees 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.

2026-06-01
ERA preseason4.06
ERA current pace3.55
ERA rolling p503.78
Observed weight56%
ERA
2.58 3.15 3.78 4.41 4.97
FIP
2.73 3.10 3.51 3.92 4.29
K%
22.0% 23.5% 25.2% 26.9% 28.4%
BB%
5.5% 6.2% 7.0% 7.8% 8.5%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-01
Pitching · percentile strip
BB%6.6%
79 +20 vs proj
Barrel allowed6.9%
63 +28 vs proj
Fastball velo93.6
36
Hard-hit allowed41.6%
36
K%26.4%
77 +24 vs proj
Whiff%23.4%
55
xwOBA allowed0.290
72 +30 vs proj
Mithrandir+

Stuff+ and arsenal context

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

2026-06-01
Mithrandir Stuff+109
96
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 Warren, Will · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.314 2026-05-17: 0.2852026-05-19: 0.2852026-05-21: 0.2832026-05-23: 0.2832026-05-24: 0.2832026-05-25: 0.2832026-05-26: 0.2852026-05-28: 0.2852026-05-29: 0.2852026-05-30: 0.2852026-05-31: 0.2852026-06-01: 0.290 2026-05-17 2026-06-01 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.

5Pitches 2026Season 42%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 Warren, Will · Aggregate zone metrics; not pitch-by-pitch locations Edge: 36%36%Zone: 49%49%Whiff: 23%23%Called strike: 19%19%First pitch strike: 48%48%Hard hit allowed: 42%42% 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 Warren, Will · 2026 arsenal snapshot 4-Seam Fastball: 42.4%Sinker: 25.2%Sweeper: 21.8%Changeup: 7.3%Curveball: 3.4% MIX FF 42%SI 25%ST 22%CH 7%CU 3% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Warren, Will · 2026 arsenal snapshot FF: HB -0.1, IVB 1.3FFSI: HB 0.4, IVB 2.2SIST: HB -0.2, IVB 3.2STCH: HB -1.2, IVB 3.1CHCU: HB 0.7, IVB 4.5CU horizontal break IVB MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
FB 41.8% 411 108 qualified
SI 26.4% 260 104 qualified
SL 21.7% 214 113 qualified
CH 7.5% 74 105 limited sample
CB 2.5% 25 97 limited sample
Method note

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

Reference layer

Current snapshot

Age26
Height6' 2"
Weight200 lb
Debut2024-07-30
Live layer

Delta / regression

ERA Δ-0.76
K% Δ+0.036

positive regression

Mithrandir coverage

Module shelf

ModuleCardsLatestSignal
Pitching162026-05-254-Seam Fastball played up through FF/ST tunnel quality
Projection links / recent games

Available detail

Pitcher Projections 202622.8% K | 4.31 ERAProjection
2026-04-13 vs LAA0 ER / 6 K3.2 IP
2026-04-08 vs ATH2 ER / 5 K4.2 IP
2026-04-03 vs MIA2 ER / 6 K5.2 IP