Mithrandir Metrics
Pitcher projection 2026 Refreshed Jun 2 06:00 AM ET
Pitcher projection / WSH · 2026

Parker, Mitchell

Run-prevention profile built on workable command

Primary
16.5% K%
Range
13.8% to 22.5%
Live Δ
yes
Team WSH Archetype Volatile contact Age 27 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 preseason4.75
ERA current pace5.33
ERA rolling p504.96
Observed weight37%
ERA
3.77 4.34 4.96 5.59 6.15
FIP
4.17 4.46 4.79 5.12 5.41
K%
16.6% 18.1% 19.8% 21.5% 23.1%
BB%
5.2% 6.0% 7.0% 7.9% 8.7%
Current percentile strip

Actual percentile with projection tick

100th = best in MLB.

2026-06-02
Pitching · percentile strip
BB%5.7%
89 +27 vs proj
Barrel allowed9.4%
30
Fastball velo93.4
34
Hard-hit allowed43.8%
25
K%24.3%
61 +48 vs proj
Whiff%31.1%
91 +72 vs proj
xwOBA allowed0.308
56 +47 vs proj
Mithrandir+

Stuff+ and arsenal context

Stuff+ appears when the current pitch-event scoring artifact includes this pitcher; Arsenal Decomposition remains descriptive support under Stuff+.

2026-06-02
Mithrandir Stuff+101
37
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 53%Top usage
ride armside gloveside +Arsenal gap +Shape contrast
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 Parker, Mitchell · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.313 2026-05-19: 0.3092026-05-21: 0.3082026-05-23: 0.3042026-05-24: 0.3042026-05-25: 0.3042026-05-26: 0.3042026-05-28: 0.3002026-05-29: 0.3002026-05-30: 0.3002026-05-31: 0.3082026-06-01: 0.3082026-06-02: 0.308 2026-05-19 2026-06-02 xwOBA allowed MITHRANDIR · CHARTS
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 Parker, Mitchell · Aggregate zone metrics; not pitch-by-pitch locations Edge: 33%33%Zone: 50%50%Whiff: 31%31%Called strike: 16%16%First pitch strike: 49%49%Hard hit allowed: 44%44% 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 Parker, Mitchell · 2026 arsenal snapshot Slider: 53.3%4-Seam Fastball: 30.4%Curveball: 15.4%Split-Finger: 0.9% MIX SL 53%FF 30%CU 15%FS 1% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Parker, Mitchell · 2026 arsenal snapshot SL: HB 0.1, IVB 3.2SLFF: HB -0.1, IVB 1.2FFCU: HB 0.6, IVB 4.4CUFS: HB -0.7, IVB 2.7FS horizontal break IVB MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
SL 55.1% 236 104 qualified
FB 30.4% 130 96 limited sample
CB 14.5% 62 103 limited sample
Method note

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

Model read

Projection notes

1
templated note
Plays better against lefties right now (0.305 vs 0.338 xwOBA allowed split).
2
templated note
Primary mix entering the season: 4-Seam Fastball 55%, Curveball 22%, Slider 12%.
Live context

Current-season signal

ERA Δ+0.12
K% Δ+0.078
Sample33.0 IP

positive regression

Projection table

Point projection and range

MetricPointRangeHalf-width
Innings75.6----
Batters Faced331----
K%16.5%13.8% to 22.5%+/- 4.3%
BB%7.9%5.5% to 10.1%+/- 2.3%
Whiff%19.2%17.2% to 25.1%+/- 3.9%
HR/91.520.91 to 2.03+/- 0.56
xwOBA Against0.3700.309 to 0.370+/- 0.030
Barrel% Allowed8.9%6.8% to 12.1%+/- 2.7%
ERA5.213.19 to 6.44+/- 1.63
FIP4.773.56 to 5.27+/- 0.85
WHIP1.4381.128 to 1.663+/- 0.267
Platoon / Shape
vs LHH

353 career BF

xwOBA0.305
K%17.0%
BB%7.8%
Barrel7.0%
vs RHH

1038 career BF

xwOBA0.338
K%15.3%
BB%7.0%
Barrel9.4%