Mithrandir Metrics
Player Seattle Mariners Refreshed Jun 1 06:00 AM ET
Player profile / Seattle Mariners

Emerson Hancock

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

Cards
13
Modules
1
Live Δ
yes
Club Seattle Mariners 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 preseason3.98
ERA current pace2.78
ERA rolling p503.34
Observed weight53%
ERA
2.23 2.76 3.34 3.93 4.46
FIP
3.12 3.52 3.95 4.38 4.78
K%
19.0% 20.4% 21.9% 23.4% 24.7%
BB%
5.0% 5.7% 6.5% 7.2% 7.9%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-01
Pitching · percentile strip
BB%5.5%
90 +23 vs proj
Barrel allowed9.3%
31
Fastball velo95.0
63
Hard-hit allowed43.7%
25
K%24.7%
65 +44 vs proj
Whiff%21.5%
36
xwOBA allowed0.319
44 +17 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+107
85
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 Hancock, Emerson · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.314 2026-05-17: 0.3162026-05-19: 0.3162026-05-21: 0.3162026-05-23: 0.3212026-05-24: 0.3202026-05-25: 0.3202026-05-26: 0.3202026-05-28: 0.3192026-05-29: 0.3192026-05-30: 0.3192026-05-31: 0.3192026-06-01: 0.319 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.

6Pitches 2026Season 37%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 Hancock, Emerson · Aggregate zone metrics; not pitch-by-pitch locations Edge: 38%38%Zone: 52%52%Whiff: 21%21%Called strike: 12%12%First pitch strike: 53%53%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 Hancock, Emerson · 2026 arsenal snapshot 4-Seam Fastball: 36.7%Sinker: 23.3%Sweeper: 20.4%Cutter: 12.5%Changeup: 5.7%Curveball: 1.5% MIX FF 37%SI 23%ST 20%FC 13%CH 6%CU 1% MITHRANDIR · CHARTS
Mithrandir Metrics PITCH MOVEMENT Parameterized Mithrandir chart rendered as SVG for templates and exports. Pitch Arsenal Hancock, Emerson · 2026 arsenal snapshot FF: HB -0.4, IVB 1.7FFSI: HB 0.3, IVB 2.5SIST: HB -0.3, IVB 3.6STFC: HB 0.2, IVB 2.8FCCH: HB -1.0, IVB 3.0CHCU: HB 1.0, IVB 4.6CU horizontal break IVB MITHRANDIR · CHARTS
PitchUsagePitchesStuff+Status
FB 37.5% 377 109 qualified
SI 23.4% 235 114 qualified
SL 20.2% 203 94 qualified
FC 11.8% 119 95 limited sample
CH 5.5% 55 98 limited sample
CB 1.6% 16 93 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' 4"
Weight213 lb
Debut2023-08-09
Live layer

Delta / regression

ERA Δ-1.77
K% Δ+0.065

negative regression

Mithrandir coverage

Module shelf

ModuleCardsLatestSignal
Pitching132026-05-26Run prevention outpaced the underlying contact signals
Projection links / recent games

Available detail

Pitcher Projections 202618.2% K | 4.55 ERAProjection
2026-05-20 vs CWS2 ER / 4 K5.0 IP
2026-04-20 vs ATH3 ER / 3 K5.0 IP
2026-04-15 @ SD2 ER / 6 K6.0 IP
2026-04-04 @ LAA1 ER / 5 K6.2 IP
2026-03-29 vs CLE0 ER / 9 K6.0 IP