Mithrandir Metrics
Player Toronto Blue Jays Refreshed Jun 1 06:00 AM ET
Player profile / Toronto Blue Jays

Kevin Gausman

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

Cards
22
Modules
1
Live Δ
yes
Club Toronto Blue Jays 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 preseason3.85
ERA current pace3.13
ERA rolling p503.45
Observed weight56%
ERA
2.41 2.90 3.45 3.99 4.48
FIP
2.66 3.06 3.50 3.95 4.35
K%
19.6% 20.9% 22.5% 24.0% 25.4%
BB%
4.5% 5.1% 5.8% 6.5% 7.1%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-01
Pitching · percentile strip
BB%4.9%
94 +21 vs proj
Barrel allowed8.3%
42
Fastball velo93.9
43
Hard-hit allowed36.7%
66
K%22.3%
50
Whiff%22.9%
48
xwOBA allowed0.295
67 +23 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+106
80
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 Gausman, Kevin · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.314 2026-05-17: 0.2972026-05-19: 0.2922026-05-21: 0.2922026-05-23: 0.2902026-05-24: 0.2902026-05-25: 0.2902026-05-26: 0.2902026-05-28: 0.2952026-05-29: 0.2952026-05-30: 0.2952026-05-31: 0.2952026-06-01: 0.295 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.

3Pitches 2026Season 53%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 Gausman, Kevin · Aggregate zone metrics; not pitch-by-pitch locations Edge: 33%33%Zone: 46%46%Whiff: 23%23%Called strike: 14%14%First pitch strike: 49%49%Hard hit allowed: 37%37% 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 Gausman, Kevin · 2026 arsenal snapshot 4-Seam Fastball: 53.3%Split-Finger: 38.8%Slider: 7.9% MIX FF 53%FS 39%SL 8% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Gausman, Kevin · 2026 arsenal snapshot FF: HB -0.2, IVB 1.2FFFS: HB -0.3, IVB 2.9FSSL: HB -0.0, IVB 2.9SL horizontal break IVB MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
FB 87.1% 590 107 qualified
SL 12.9% 87 91 limited sample
Method note

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

Reference layer

Current snapshot

Age35
Height6' 2"
Weight205 lb
Debut2013-05-23
Live layer

Delta / regression

ERA Δ-0.80
K% Δ+0.003

positive regression

Mithrandir coverage

Module shelf

ModuleCardsLatestSignal
Pitching222026-05-274-Seam Fastball played up through FF/FS tunnel quality
Projection links / recent games

Available detail

Pitcher Projections 202622.0% K | 3.93 ERAProjection
2026-04-14 @ MIL3 ER / 5 K5.0 IP
2026-04-07 vs LAD3 ER / 5 K5.1 IP
2026-04-01 vs COL0 ER / 10 K6.0 IP
2026-03-27 vs ATH1 ER / 11 K6.0 IP