Mithrandir Metrics
Player Athletics Refreshed Jun 2 06:00 AM ET
Player profile / Athletics

Michael Kelly

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

Cards
0
Modules
0
Live Δ
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Club Athletics 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 preseason3.35
ERA current pace6.23
ERA rolling p503.81
Observed weight16%
ERA
1.84 2.77 3.81 4.85 5.78
FIP
3.45 3.95 4.51 5.07 5.58
K%
12.2% 15.4% 18.8% 22.3% 25.4%
BB%
7.3% 9.0% 11.0% 13.0% 14.8%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-02
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+104
63
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.

5Pitches 2026Season 48%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 Kelly, Michael · Aggregate zone metrics; not pitch-by-pitch locations Edge: 38%38%Zone: 57%57%Whiff: 23%23%Called strike: 21%21%First pitch strike: 47%47%Hard hit allowed: 36%36% 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 Kelly, Michael · 2026 arsenal snapshot Sweeper: 47.6%Slider: 25.0%4-Seam Fastball: 20.2%Sinker: 6.5%Changeup: 0.6% MIX ST 48%SL 25%FF 20%SI 7%CH 1% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Kelly, Michael · 2026 arsenal snapshot ST: HB -0.6, IVB 3.2STSL: HB -0.1, IVB 2.3SLFF: HB 0.1, IVB 1.3FFSI: HB 0.7, IVB 2.0SICH: HB -0.7, IVB 2.9CH horizontal break IVB MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
SL 67.8% 82 105 limited sample
FB 22.3% 27 103 limited sample
SI 9.1% 11 93 limited sample
CH 0.8% 1 85 limited sample
Method note

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

Reference layer

Current snapshot

Age33
Height6' 4"
Weight185 lb
Debut2022-06-16
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 202618.6% K | 4.11 ERAProjection
2026-04-04 vs HOU0 ER / 0 K1.0 IP
2026-04-03 vs HOU1 ER / 2 K1.0 IP
2026-03-30 @ ATL1 ER / 1 K1.0 IP