Mithrandir Metrics
Player Boston Red Sox Refreshed Jun 2 06:00 AM ET
Player profile / Boston Red Sox

Marcelo Mayer

2B profile with live context, projection links, and Mithrandir card history when available.

Cards
0
Modules
0
Live Δ
yes
Club Boston Red Sox Position 2B 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
xwOBA preseason0.274
xwOBA current pace0.260
xwOBA rolling p500.267
Observed weight47%
xwOBA
0.223 0.244 0.267 0.291 0.312
wOBA
0.274 0.295 0.317 0.340 0.360
ISO
0.083 0.102 0.124 0.146 0.165
K%
17.1% 19.3% 21.6% 24.0% 26.2%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-02
Hitting · percentile strip
BB%7.7%
37
Barrel%5.2%
52
Bat speed72.7
87
Exit velocity86.9
31
Hard-hit%37.4%
39 -31 vs proj
K%18.0%
74 +43 vs proj
xBA0.254
6
xSLG0.370
9
xwOBA0.260
13 -31 vs proj
Defense · percentile strip
Arm Strength87.7 · 2B
67
Outs Above Avg2.0 · 2B
81
Range Runs0.6 · 2B
55
Baserunning · percentile strip
Base Running Runs-0.1 · 2B
38
Sprint Speed27.0 · 2B
42
SB Success Rate100.0% · 2B
Limited
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
Avoids Bad ChasesST 63.5% · rebadged research
40
Avoids Bad TakesHPT 23.4% · rebadged research
67
Correct Decisions67.0% · rebadged research
57
Resists Breaking - horizontalwOBA 0.285 · borderline
48
Resists Breaking - verticalwOBA 0.275 · insufficient sample
57
Resists ChangeupwOBA 0.245 · validated thin sample
98
Resists Cutters + splitterswOBA 0.307 · insufficient sample
96
Resists FastballwOBA 0.355 · validated
23
Resists SinkerwOBA 0.359 · validated
44
SEAGER+ Plate Discipline100
48
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 Mayer, Marcelo · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.313 2026-05-19: 0.2692026-05-21: 0.2692026-05-23: 0.2662026-05-24: 0.2632026-05-25: 0.2612026-05-26: 0.2612026-05-28: 0.2602026-05-29: 0.2602026-05-30: 0.2582026-05-31: 0.2552026-06-01: 0.2602026-06-02: 0.260 2026-05-19 2026-06-02 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 Mayer, Marcelo · Aggregate zone metrics; not pitch-by-pitch locations Zone: 48%48%Chase: 29%29%Whiff: 24%24%Zone contact: 86%86%Contact: 76%76%Hard hit: 37%37% Dashed border = aggregate mixed-batter zone proxy MITHRANDIR · CHARTS
Reference layer

Current snapshot

Age23
Height6' 3"
Weight188 lb
Debut2025-05-24
Live layer

Delta / regression

xwOBA Δ-0.043
wOBA Δ+0.014

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 20260.303 xwOBA | 8 HRProjection
2026-05-20 @ KC0 HR | 0 RBI / 2 Ch | 0 E1-3 | BB
2026-04-20 vs DET0 HR | 0 RBI / 5 Ch | 0 E1-3 | R
2026-04-17 vs DET0 HR | 0 RBI / 5 Ch | 0 E0-3 | BB, K
2026-04-15 @ MIN0 HR | 0 RBI / 3 Ch | 0 E1-5
2026-04-13 @ MIN0 HR | 0 RBI / 4 Ch | 0 E0-3 | BB