Mithrandir Metrics
Player Los Angeles Angels Refreshed Jun 1 06:00 AM ET
Player profile / Los Angeles Angels

Sebastián Rivero

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

Cards
0
Modules
0
Live Δ
yes
Club Los Angeles Angels 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 preseason0.251
xwOBA current pace0.207
xwOBA rolling p500.242
Observed weight22%
xwOBA
0.162 0.200 0.242 0.284 0.321
wOBA
0.211 0.247 0.286 0.325 0.360
ISO
0.002 0.037 0.075 0.113 0.147
K%
15.4% 20.1% 25.3% 30.5% 35.2%
Live percentile strip

Current traits vs projection tick

100th = best in MLB.

2026-06-01
Hitting · percentile strip
BB%6.6%
25
Barrel%1.6%
9 -16 vs proj
Bat speed69.0
40
Exit velocity82.7
6
Hard-hit%21.4%
4
K%21.3%
54 +23 vs proj
xBA0.243
4
xSLG0.288
1
xwOBA0.207
2
Defense · percentile strip
Blocking Runs0.5 · C
74
Catcher Throwing-0.4 · C
26
Framing Runs1.0 · C
64
Pop Time1.9 · C
57
Baserunning · percentile strip
Sprint Speed25.6 · C
13
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 50.0% · rebadged research
4
Avoids Bad TakesHPT 23.0% · rebadged research
72
Correct Decisions61.6% · rebadged research
13
Resists Breaking - horizontalwOBA 0.278 · borderline
69
Resists Breaking - verticalwOBA 0.274 · insufficient sample
61
Resists ChangeupwOBA 0.272 · validated thin sample
63
Resists Cutters + splitterswOBA 0.332 · insufficient sample
50
Resists FastballwOBA 0.323 · validated
81
Resists SinkerwOBA 0.347 · validated
74
SEAGER+ Plate Discipline90
10
Rolling form chart

xwOBA snapshot line

Live snapshot series; true 50/100 PA windows require PA-level logs

7 snapshots
Mithrandir Metrics ROLLING XWOBA LINE Parameterized Mithrandir chart rendered as SVG for templates and exports. season=2026 Rolling xwOBA Rivero, Sebastián · Live snapshot series; true 50/100 PA windows require PA-level logs LG AVG 0.313 2026-05-25: 0.2182026-05-26: 0.2182026-05-28: 0.2182026-05-29: 0.2182026-05-30: 0.1992026-05-31: 0.1992026-06-01: 0.207 2026-05-25 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 Rivero, Sebastián · Aggregate zone metrics; not pitch-by-pitch locations Zone: 43%43%Chase: 41%41%Whiff: 21%21%Zone contact: 88%88%Contact: 79%79%Hard hit: 21%21% Dashed border = aggregate mixed-batter zone proxy MITHRANDIR · CHARTS
Reference layer

Current snapshot

Age27
Height6' 1"
Weight210 lb
Debut2021-05-08
Live layer

Delta / regression

xwOBA Δ-0.059
wOBA Δ+0.020
Mithrandir coverage

Module shelf

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

Available detail

Hitter Projections 20260.266 xwOBA | 6 HRProjection
2026-03-24 @ LAD0 HR | 0 RBI / 5 Ch | 0 E0-2
2026-03-23 @ LAD0 HR | 0 RBI / 0 Ch | 0 E0-0 | BB
2026-03-22 vs LAD0 HR | 0 RBI / 3 Ch | 0 E0-1
2026-03-20 vs CWS0 HR | 2 RBI / 8 Ch | 0 E1-2 | HBP, 2 RBI
2026-03-19 @ KC0 HR | 0 RBI / 4 Ch | 0 E0-2