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

Josh Naylor

1B profile with live context, projection links, and Mithrandir card history when available.

Cards
8
Modules
1
Live Δ
yes
Club Seattle Mariners Position 1B 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
xwOBA preseason0.322
xwOBA current pace0.334
xwOBA rolling p500.328
Observed weight54%
xwOBA
0.300 0.313 0.328 0.343 0.357
wOBA
0.286 0.304 0.323 0.343 0.360
ISO
0.097 0.113 0.130 0.147 0.163
K%
11.9% 13.0% 14.2% 15.4% 16.5%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-01
Hitting · percentile strip
BB%7.7%
38
Barrel%4.2%
39 -15 vs proj
Bat speed68.2
30
Exit velocity87.3
35
Hard-hit%37.0%
38 -16 vs proj
K%13.5%
91
xBA0.333
60
xSLG0.495
45
xwOBA0.334
71
Defense · percentile strip
Outs Above Avg-1.0 · 1B
27
Range Runs-1.1 · 1B
31
Baserunning · percentile strip
Base Running Runs-1.5 · 1B
7
SB Success Rate90.0% · 1B
82
Sprint Speed24.5 · 1B
2
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
Avoids Bad ChasesST 56.9% · rebadged research
15
Avoids Bad TakesHPT 22.9% · rebadged research
72
Correct Decisions62.6% · rebadged research
18
SEAGER+ Plate Discipline95
21
Resists Breaking - horizontalwOBA 0.262 · borderline
91
Resists Breaking - verticalwOBA 0.263 · insufficient sample
90
Resists ChangeupwOBA 0.277 · validated thin sample
44
Resists Cutters + splitterswOBA 0.351 · insufficient sample
14
Resists FastballwOBA 0.364 · validated
13
Resists SinkerwOBA 0.335 · validated
91
Rolling form chart

xwOBA 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 Naylor, Josh · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.313 2026-05-17: 0.3432026-05-19: 0.3432026-05-21: 0.3442026-05-23: 0.3412026-05-24: 0.3372026-05-25: 0.3392026-05-26: 0.3362026-05-28: 0.3392026-05-29: 0.3392026-05-30: 0.3392026-05-31: 0.3422026-06-01: 0.334 2026-05-17 2026-06-01 xwOBA 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 Swing Zone Profile Naylor, Josh · Aggregate zone metrics; not pitch-by-pitch locations Zone: 45%45%Chase: 36%36%Whiff: 18%18%Zone contact: 89%89%Contact: 82%82%Hard hit: 37%37% Dashed border = aggregate mixed-batter zone proxy MITHRANDIR · CHARTS
Bat tracking

Swing path, attack angle, bat speed

Aggregate Savant bat-tracking metrics; not per-swing motion capture.

2026
Mithrandir Metrics SWING PATH Parameterized Mithrandir chart rendered as SVG for templates and exports. Swing Path Naylor, Josh · aggregate bat-tracking arc Swing tilt 29.0° Length 7.6 ft Ideal path 56% MITHRANDIR · CHARTS
Mithrandir Metrics ATTACK ANGLE Parameterized Mithrandir chart rendered as SVG for templates and exports. Attack Angle Naylor, Josh · aggregate attack vector Attack angle 11.6° Direction -12.4° MITHRANDIR · CHARTS
Mithrandir Metrics BAT SPEED DISTRIBUTION Parameterized Mithrandir chart rendered as SVG for templates and exports. Bat Speed Naylor, Josh · aggregate bat speed marker 60 mph 85 mph Avg bat speed 70.4 mph Hard swing rate 8% Whiff / swing 21% MITHRANDIR · CHARTS
Reference layer

Current snapshot

Age28
Height5' 10"
Weight235 lb
Debut2019-05-24
Live layer

Delta / regression

xwOBA Δ+0.013
wOBA Δ+0.002

positive regression

Mithrandir coverage

Module shelf

ModuleCardsLatestSignal
Hitting82026-05-08Impact contact was the main driver
Projection links / recent games

Available detail

Hitter Projections 20260.321 xwOBA | 22 HRProjection
2026-05-20 vs CWS0 HR | 0 RBI / 5 Ch | 0 E0-4 | K
2026-04-20 vs ATH0 HR | 1 RBI / 8 Ch | 0 E3-4 | 2 2B, RBI, SB
2026-04-17 vs TEX0 HR | 0 RBI / 6 Ch | 0 E2-2 | 2 BB
2026-04-15 @ SD0 HR | 0 RBI / 9 Ch | 0 E0-5 | 3 K
2026-04-14 @ SD0 HR | 0 RBI / 8 Ch | 0 E1-4