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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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Bobby Witt Jr.

Bobby Witt Jr.

SS·KCR
Compare
Compare
PA
694
H
177
HR
30
AVG
.276
xwOBA
.368
PPG
3.03
Career Seasons
YrGPAAVGOBPSLGISOxwOBAK%BB%K-BB%HRSBPtsPPGxPPG
202667294.280.356.456.176.39118.7%10.2%8.5%9231792.67—
2025162687.295
2023 MLB Percentiles

Hitting Profile

Expected Results
xwOBA
83
.368
xBA
89
.288
xSLG
.354
.501
.206
.370
18.2%
7.1%
11.1%
23
38
479
2.96
—
2024172710.331.393.587.256.41314.9%8.0%6.9%32326113.55—
2023162694.276.323.495.219.36817.4%5.8%11.6%30494913.03—
2022161634.253.296.427.174.32021.3%4.7%16.6%20323882.41—
90
.533
Quality of Contact
Avg EV
65
90.4
Median EV
59
92.9
90th % EV
70
106.6
Barrel %
75
11.5
Hard-Hit %
66
45.6
Sweet-Spot %
47
36.1
Bat Speed
Avg
86
73.7
Median
88
74.9
90th %
86
79.5
Plate Discipline
Chase %
29
30.8
Whiff %
55
21.1
K %
70
17.4
BB %
14
5.8
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+
97
≈ 37th pctl
Chase cost
-54.9r
517 swings @ bad pitch
Passive cost
-17.3r
341 takes @ hittable pitch
Swing rate
50.5%
2,717 pitches seen
Runs per 100
-2.65
lg avg -2.54
Count
View
213+14%7+0%6+17%64+21%14+37%24+26%23+56%16+67%63+45%22-3%29-24%62-26%54-2%44+43%23+17%6+33%27+14%50-30%57-32%76-34%41+37%27+11%9+18%33+23%48+18%39+3%32+35%17+43%145+7%14+7%15+18%11+32%19+0%833CATCHER'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: 1,000