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  • Projections
    In-house Bayesian model · career prior + aging × stuff/discipline signals
  • Plate Discipline
    Decision+ · chase / passive cost · K% · BB%
  • Command & Stuff
    Pitching+ · Stuff+ · Command+ · meatball rate
  • Pitcher Stuff Lab
    In-zone whiff · xwOBAcon · tunnel · deception · count predictability
  • Stuff Model (diag)
    From-scratch XGBoost training runs, feature importance, pitcher grades
  • Expected Points
    Luck-neutral fantasy points · xSLG / xwOBA · ΔPts
  • Hitter Frontier
    Power × discipline tradeoff · Pareto-frontier hitters
  • Pitcher Frontier
    Process × contact-suppression · pound the zone vs limit damage
  • Hitter Vulnerabilities
    Biggest pitch-trait strengths & weaknesses · vs league or vs own
  • AAA Hitters
    Triple-A bats · xwOBA · contact quality · discipline · frontier
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Position cohort

Hitting value vs. OF peers

Rank #90 of 234

Each bar is one OF, ordered left-to-right by Value (blended). Center dot is VORP; whiskers span V⁻ → V⁺. This player is highlighted in blue.

-500+50+100+150+200Wenceel Pérez
Wenceel Pérez · #60
V⁻ -19VORP 4V⁺ 33
Wenceel Pérez

Wenceel Pérez

OF·DET
Compare
Compare
PA
169
H
29
HR
7
AVG
.186
xwOBA
.275
PPG
1.63
Career Seasons
YrGPAAVGOBPSLGISOxwOBAK%BB%K-BB%HRSBPtsPPGxPPG
Proj56240.235.301.388.153.30719.9%8.2%11.7%761162.07—
202651169.186
2026 MLB Percentiles

Hitting Profile

169 PA — below qualified cutoff. Percentiles vs. qualified pool (faded).

Expected Results
xwOBA
4
.275
xBA
4
.207
.249
.359
.173
.275
16.6%
7.7%
8.9%
7
3
83
1.63
—
2025106383.244.312.430.186.31022.7%8.1%14.6%1381901.79—
2024118425.242.301.383.141.29921.6%7.5%14.1%991911.62—
xSLG
14
.357
Quality of Contact
Avg EV
24
87.5
Median EV
88
96.5
90th % EV
30
103.1
Barrel %
40
7.8
Hard-Hit %
16
34.4
Sweet-Spot %
0
25.0
Bat Speed
Avg
41
69.9
Median
58
72.7
90th %
80
79.2
Plate Discipline
Chase %
52
28.4
Whiff %
81
16.1
K %
74
16.6
BB %
29
7.7
Swing Decisions

Plate Discipline · Decision+

Expected-run-value of every swing-or-take decision, against a league-average batter’s optimum. 100 = avg · 110 = 1 SD better.

Decision+
94
≈ 26th pctl
Chase cost
-2.3r
16 swings @ bad pitch
Passive cost
-0.8r
13 takes @ hittable pitch
Swing rate
42.7%
110 pitches seen
Runs per 100
-2.79
lg avg -2.53
Count
View
221221+0%653235-33%943213-43%7+0%822115543111CATCHER'S VIEW
Judgment — swing% vs optimal
−35%−15%0+15%+35%
  • Red cells — swings more than an optimal batter would here (chasing).
  • Blue cells — swings less than optimal (too passive).
  • Number in cell: swing%-delta vs optimal. Top-right: pitches seen.
Total pitches shown: 110