Mithrandir Metrics
Player St. Louis Cardinals Refreshed Jun 2 06:00 AM ET
Player profile / St. Louis Cardinals

Dustin May

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

Cards
13
Modules
1
Live Δ
yes
Club St. Louis Cardinals 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 preseason4.13
ERA current pace4.57
ERA rolling p504.37
Observed weight54%
ERA
3.29 3.80 4.37 4.94 5.45
FIP
3.05 3.41 3.82 4.22 4.58
K%
17.7% 19.1% 20.6% 22.1% 23.4%
BB%
5.9% 6.6% 7.5% 8.3% 9.0%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-02
Pitching · percentile strip
BB%6.5%
80 +29 vs proj
Barrel allowed6.1%
73 +29 vs proj
Fastball velo96.8
85
Hard-hit allowed48.7%
5
K%19.4%
28
Whiff%19.6%
21
xwOBA allowed0.311
54
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+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 May, Dustin · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.313 2026-05-19: 0.3322026-05-21: 0.3322026-05-23: 0.3232026-05-24: 0.3232026-05-25: 0.3232026-05-26: 0.3232026-05-28: 0.3112026-05-29: 0.3112026-05-30: 0.3112026-05-31: 0.3112026-06-01: 0.3112026-06-02: 0.311 2026-05-19 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.

7Pitches 2026Season 25%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 May, Dustin · Aggregate zone metrics; not pitch-by-pitch locations Edge: 38%38%Zone: 49%49%Whiff: 20%20%Called strike: 17%17%First pitch strike: 47%47%Hard hit allowed: 49%49% 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 May, Dustin · 2026 arsenal snapshot 4-Seam Fastball: 24.7%Cutter: 23.0%Sweeper: 19.5%Sinker: 17.8%Curveball: 7.6%Changeup: 7.3% MIX FF 25%FC 23%ST 20%SI 18%CU 8%CH 7% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal May, Dustin · 2026 arsenal snapshot FF: HB -0.4, IVB 1.2FFFC: HB 0.0, IVB 1.8FCST: HB 0.2, IVB 3.4STSI: HB 1.0, IVB 2.0SICU: HB 0.7, IVB 4.7CUCH: HB -1.4, IVB 2.5CHPO: HB 1.0, IVB 1.5PO horizontal break IVB MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
FB 25.5% 244 105 qualified
FC 23.7% 227 105 qualified
SL 19.2% 184 103 limited sample
SI 17.1% 164 106 limited sample
CB 7.5% 72 100 limited sample
CH 7.0% 67 104 limited sample
Method note

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

Reference layer

Current snapshot

Age28
Height6' 6"
Weight180 lb
Debut2019-08-02
Live layer

Delta / regression

ERA Δ+0.21
K% Δ-0.010

positive regression

Mithrandir coverage

Module shelf

ModuleCardsLatestSignal
Pitching132026-05-27Cutter played up through FC/CU tunnel quality
Projection links / recent games

Available detail

Pitcher Projections 202620.4% K | 4.36 ERAProjection
2026-04-15 vs CLE1 ER / 4 K6.0 IP
2026-04-04 @ DET7 ER / 4 K3.1 IP
2026-03-29 vs TB6 ER / 3 K4.0 IP