Mithrandir Metrics
Player Kansas City Royals Refreshed Sep 26 06:00 AM ET
Player profile / Kansas City Royals

Anthony Gose

P · Bats/Throws L/L · 6' 0", 200 lb · Age 36

Cards
0
Modules
0
Live Δ
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Club Kansas City Royals Position P Roster Current MLB team Status Healthy / active roster
Traditional line

Season by season

3D Swing Sim Projections
PARHHRSBAVGOBPSLGOPS
20142743154215.226.311.293.604
201553573123523.254.321.367.688
2016101111920.209.287.341.628
5 Seasons12521552711257.240.309.348.657
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.

2026-09-26
40
Pitching
percentile
Arsenal4 metrics
40
Rolling projection

Preseason / current pace / Bayesian update

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

2026-09-26
ERA preseason4.00
ERA current pace0.00
ERA rolling p503.33
Observed weight17%
ERA
1.51 2.37 3.33 4.29 5.15
FIP
2.91 3.51 4.17 4.84 5.43
K%
9.9% 13.5% 17.4% 21.4% 24.9%
BB%
1.4% 3.0% 4.8% 6.7% 8.3%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-09-26
Mithrandir+

Stuff+ and arsenal context

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

2026-09-26
Changeup Stuff+93
11
Fastball Stuff+102
52
Mithrandir Stuff+102
48
Slider Stuff+102
51
Rolling form chart

xwOBA allowed snapshot line

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

0 snapshots
No chart yet

No Live State xwOBA snapshots are available for this player.

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 61%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 Gose, Anthony · Aggregate zone metrics; not pitch-by-pitch locations Edge: 37%37%Zone: 42%42%Whiff: 25%25%Called strike: 15%15%First pitch strike: 48%48%Hard hit allowed: 23%23% 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 Gose, Anthony · 2026 arsenal snapshot 4-Seam Fastball: 60.8%Slider: 33.3%Changeup: 5.9% FF61% · 96 mphprimary pitch FF 61%SL 33%CH 6% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Gose, Anthony · 2026 arsenal snapshot 12″24″36″48″ 4-Seam Fastball: 61% usage, 0″ horizontal break, 11″ drop, 95.7 mphFF96 mphSlider: 33% usage, 0″ horizontal break, 36″ drop, 85.8 mphSL86 mphChangeup: 6% usage, 4″ horizontal break, 23″ drop, 84.8 mphCH85 mph less drop ↑ more drop ↓ · horizontal break ↔ · dot size = usage · break incl. gravity MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
FB 62.1% 95 102 limited sample
SL 31.4% 48 102 limited sample
CH 6.5% 10 93 limited sample
Method note

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

Reference layer

Current snapshot

Age36
Height6' 0"
Weight200 lb
Debut2012-07-17
Live layer

Delta / regression

No Live State delta is available for this profile yet.

Mithrandir coverage

Module shelf

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

Available detail

Pitcher Projections 202619.0% K | 4.26 ERAProjection