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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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Michael Massey

Michael Massey

2B·KCR
Compare
Compare
PA
277
H
64
HR
3
AVG
.244
xwOBA
.266
PPG
1.24
Career Seasons
YrGPAAVGOBPSLGISOxwOBAK%BB%K-BB%HRSBPtsPPGxPPG
202648146.263.289.460.197.28118.5%3.4%15.1%61801.67—
202580277.244
2025 MLB Percentiles

Hitting Profile

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

Expected Results
xwOBA
0
.266
xBA
31
.242
.272
.313
.069
.266
15.5%
3.2%
12.3%
3
2
99
1.24
—
2024106356.259.297.449.190.31615.7%4.2%11.5%1412101.98—
2023133461.229.276.381.152.31821.5%5.2%16.3%1562031.53—
202258194.243.311.376.133.33423.7%4.6%19.1%44821.41—
xSLG
4
.351
Quality of Contact
Avg EV
10
86.8
Median EV
7
89.2
90th % EV
12
102.1
Barrel %
7
4.0
Hard-Hit %
12
33.0
Sweet-Spot %
58
36.6
Bat Speed
Avg
23
68.8
Median
19
69.7
90th %
14
74.0
Plate Discipline
Chase %
7
37.4
Whiff %
87
16.1
K %
82
15.5
BB %
1
3.2
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+
95
≈ 29th pctl
Chase cost
-22.7r
237 swings @ bad pitch
Passive cost
-6.4r
136 takes @ hittable pitch
Swing rate
53.8%
1,068 pitches seen
Runs per 100
-2.72
lg avg -2.53
Count
View
1+31%16+29%21+0%13+0%8+0%73+25%16+39%28+30%57+39%41+39%36+25%20+0%12+74%19+7%56-30%61-27%75-26%61+63%30+25%8+48%29+14%44-20%51-20%54-19%42+32%22+14%7+33%9+56%16+0%15+10%21+57%75533121CATCHER'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