Mithrandir Metrics
Player Boston Red Sox Refreshed Jun 14 06:00 AM ET
Player profile / Boston Red Sox

Garrett Whitlock

P · Bats/Throws R/R · 6' 5", 222 lb · Age 30

Cards
0
Modules
0
Live Δ
yes
Club Boston Red Sox Position P Roster Active Status Healthy / active roster
Traditional line

Season by season

3D Pitch Lab Projections
WLERAGGSSVIPSOWHIP
2024101.9644018.1171.15
2025732.25620172.0911.08
2026412.91220021.2271.06
6 Seasons29153.111872310335.13701.13
At a glance

Season percentile report

The headline weighs outcome stats (xwOBA, barrels); each bar averages its full strip group below. 100 = best in MLB.

2026-06-14
74
Pitching
percentile
Pitching9 metrics
73
Arsenal4 metrics
46
Rolling projection

Preseason / current pace / Bayesian update

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

2026-06-14
ERA preseason3.65
ERA current pace3.05
ERA rolling p503.49
Observed weight27%
ERA
1.88 2.64 3.49 4.34 5.10
FIP
2.20 2.73 3.31 3.90 4.42
K%
23.0% 25.8% 28.9% 32.1% 34.9%
BB%
5.0% 6.4% 7.9% 9.4% 10.8%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-14
Pitching · percentile strip
WHIP1.05
84
ERA3.05
70
BB%6.8%
75 +20 vs proj
K%30.7%
93
xwOBA allowed0.314
50 -22 vs proj
Barrel allowed7.3%
54
Fastball velo94.6
53
Hard-hit allowed29.1%
95
Whiff%29.0%
87
Mithrandir+

Stuff+ and arsenal context

How nasty this pitcher's stuff grades in our pitch-level model. Missing coverage is shown explicitly.

2026-06-14
Changeup Stuff+104
61
Mithrandir Stuff+101
47
Sinker Stuff+98
26
Slider Stuff+102
52
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 Whitlock, Garrett · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.314 0.314 2026-06-03: 0.3072026-06-04: 0.3072026-06-05: 0.3072026-06-06: 0.3072026-06-07: 0.3072026-06-08: 0.3072026-06-09: 0.3072026-06-10: 0.3072026-06-11: 0.3142026-06-12: 0.3142026-06-13: 0.3142026-06-14: 0.314 2026-06-03 2026-06-14 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.

3Pitches 2026Season 51%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 Whitlock, Garrett · Aggregate zone metrics; not pitch-by-pitch locations Edge: 36%36%Zone: 49%49%Whiff: 29%29%Called strike: 15%15%First pitch strike: 49%49%Hard hit allowed: 29%29% 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.

Watch the pitches in 3D →

2026
Mithrandir Metrics PITCH ARSENAL DONUT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Whitlock, Garrett · 2026 arsenal snapshot Sinker: 50.6%Slider: 31.8%Changeup: 17.6% SI51% · 95 mphprimary pitch SI 51%SL 32%CH 18% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Whitlock, Garrett · 2026 arsenal snapshot 12″24″36″48″ Sinker: 51% usage, 0″ horizontal break, 14″ drop, 94.6 mphSI95 mphSlider: 32% usage, 0″ horizontal break, 40″ drop, 85.5 mphSL85 mphChangeup: 18% usage, 11″ horizontal break, 36″ drop, 84.3 mphCH84 mph less drop ↑ more drop ↓ · horizontal break ↔ · dot size = usage · break incl. gravity MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
SI 49.2% 157 98 limited sample
SL 33.2% 106 102 limited sample
CH 17.6% 56 104 limited sample
Method note

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

Reference layer

Current snapshot

Age30
Height6' 5"
Weight222 lb
Debut2021-04-04
Live layer

Delta / regression

ERA Δ-0.56
K% Δ+0.029
Mithrandir coverage

Module shelf

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

Available detail

Pitcher Projections 202627.8% K | 3.61 ERAProjection
2026-04-20 vs DET0 ER / 0 K1.0 IP
2026-04-17 vs DET0 ER / 1 K1.0 IP
2026-04-15 @ MIN0 ER / 2 K1.0 IP
2026-04-11 @ STL1 ER / 2 K1.0 IP
2026-04-07 vs MIL0 ER / 1 K1.0 IP