Mithrandir Metrics
Player Chicago White Sox Refreshed Jun 2 06:00 AM ET
Player profile / Chicago White Sox

Jordan Leasure

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

Cards
1
Modules
1
Live Δ
yes
Club Chicago White Sox Position P Roster Injured 60-Day Status IL-60
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 preseason3.58
ERA current pace6.11
ERA rolling p504.26
Observed weight27%
ERA
2.67 3.42 4.26 5.10 5.85
FIP
3.51 4.03 4.62 5.20 5.72
K%
19.8% 22.1% 24.8% 27.5% 29.8%
BB%
6.9% 8.4% 10.0% 11.7% 13.1%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-02
Pitching · percentile strip
BB%11.2%
22
Barrel allowed23.7%
0 -40 vs proj
Fastball velo95.8
73
Hard-hit allowed45.8%
13
K%22.5%
52 -24 vs proj
Whiff%24.9%
64
xwOBA allowed0.406
1 -64 vs proj
Mithrandir+

Stuff+ and arsenal context

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

2026-06-02
Mithrandir Stuff+104
66
Rolling form chart

xwOBA allowed snapshot line

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

9 snapshots
Mithrandir Metrics ROLLING XWOBA LINE Parameterized Mithrandir chart rendered as SVG for templates and exports. season=2026 Rolling xwOBA allowed Leasure, Jordan · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.313 2026-05-24: 0.4032026-05-25: 0.4032026-05-26: 0.4032026-05-28: 0.4032026-05-29: 0.4032026-05-30: 0.4062026-05-31: 0.4062026-06-01: 0.4062026-06-02: 0.406 2026-05-24 2026-06-02 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.

4Pitches 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 Leasure, Jordan · Aggregate zone metrics; not pitch-by-pitch locations Edge: 36%36%Zone: 43%43%Whiff: 25%25%Called strike: 10%10%First pitch strike: 48%48%Hard hit allowed: 46%46% 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 Leasure, Jordan · 2026 arsenal snapshot 4-Seam Fastball: 51.4%Slider: 41.3%Sinker: 3.9%Split-Finger: 3.4% MIX FF 51%SL 41%SI 4%FS 3% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Leasure, Jordan · 2026 arsenal snapshot FF: HB -0.0, IVB 0.9FFSL: HB -0.2, IVB 2.7SLSI: HB 0.8, IVB 1.0SIFS: HB -0.7, IVB 2.2FS horizontal break IVB MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
FB 53.5% 147 105 limited sample
SL 42.5% 117 100 limited sample
SI 4.0% 11 109 limited sample
Method note

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

Reference layer

Current snapshot

Age27
Height6' 3"
Weight220 lb
Debut2024-03-30
Live layer

Delta / regression

ERA Δ+2.15
K% Δ-0.038
Mithrandir coverage

Module shelf

ModuleCardsLatestSignal
Pitching12026-04-164-Seam Fastball played up through FF/SL tunnel quality
Projection links / recent games

Available detail

Pitcher Projections 202626.2% K | 3.96 ERAProjection
2026-04-12 @ KC0 ER / 0 K1.1 IP
2026-04-09 @ KC0 ER / 2 K1.0 IP
2026-04-07 vs BAL0 ER / 2 K1.0 IP
2026-04-05 vs TOR0 ER / 1 K1.1 IP
2026-04-03 vs TOR2 ER / 1 K1.0 IP