Mithrandir Metrics
Player Washington Nationals Refreshed Jun 1 06:00 AM ET
Player profile / Washington Nationals

Keibert Ruiz

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

Cards
0
Modules
0
Live Δ
yes
Club Washington Nationals Position C 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 preseason0.304
xwOBA current pace0.263
xwOBA rolling p500.288
Observed weight38%
xwOBA
0.259 0.273 0.288 0.304 0.317
wOBA
0.315 0.340 0.368 0.396 0.421
ISO
0.129 0.152 0.176 0.201 0.223
K%
8.7% 10.5% 12.5% 14.5% 16.3%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-01
Hitting · percentile strip
BB%2.2%
1
Barrel%5.1%
52 +25 vs proj
Bat speed65.3
8
Exit velocity89.2
57
Hard-hit%41.1%
54 +39 vs proj
K%13.2%
91
xBA0.263
9
xSLG0.437
26
xwOBA0.263
13 -23 vs proj
Defense · percentile strip
Blocking Runs0.7 · C
81
Catcher Throwing-0.4 · C
21
Framing Runs2.1 · C
83
Pop Time2.0 · C
5
Baserunning · percentile strip
Sprint Speed25.5 · C
11
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 62.6% · rebadged research
36
Avoids Bad TakesHPT 31.5% · rebadged research
9
Correct Decisions62.5% · rebadged research
17
Resists Breaking - horizontalwOBA 0.291 · borderline
34
Resists Breaking - verticalwOBA 0.256 · insufficient sample
96
Resists ChangeupwOBA 0.275 · validated thin sample
50
Resists Cutters + splitterswOBA 0.366 · insufficient sample
4
Resists FastballwOBA 0.348 · validated
35
Resists SinkerwOBA 0.349 · validated
71
SEAGER+ Plate Discipline93
14
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 Ruiz, Keibert · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.313 2026-05-17: 0.2372026-05-19: 0.2472026-05-21: 0.2472026-05-23: 0.2642026-05-24: 0.2592026-05-25: 0.2612026-05-26: 0.2612026-05-28: 0.2602026-05-29: 0.2602026-05-30: 0.2602026-05-31: 0.2562026-06-01: 0.263 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 Ruiz, Keibert · Aggregate zone metrics; not pitch-by-pitch locations Zone: 53%53%Chase: 35%35%Whiff: 11%11%Zone contact: 95%95%Contact: 89%89%Hard hit: 41%41% Dashed border = aggregate mixed-batter zone proxy MITHRANDIR · CHARTS
Reference layer

Current snapshot

Age27
Height5' 11"
Weight238 lb
Debut2020-08-16
Live layer

Delta / regression

xwOBA Δ-0.032
wOBA Δ+0.073

negative regression

Mithrandir coverage

Module shelf

ModuleCardsLatestSignal
No Mithrandir card history is available for this player yet.
Projection links / recent games

Available detail

Hitter Projections 20260.295 xwOBA | 10 HRProjection
2026-05-20 vs NYM0 HR | 1 RBI / 8 Ch | 0 E2-3 | 2B, RBI
2026-04-17 vs SF0 HR | 0 RBI / 8 Ch | 0 E1-3 | HBP, K
2026-04-15 @ PIT0 HR | 0 RBI / 7 Ch | 0 E0-2
2026-04-14 @ PIT0 HR | 0 RBI / 1 Ch | 0 E0-0
2026-04-13 @ PIT0 HR | 0 RBI / 9 Ch | 0 E0-4 | K