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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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Steven Kwan

Steven Kwan

OF·CLE
Compare
Compare
PA
543
H
140
HR
14
AVG
.290
xwOBA
.338
PPG
2.92
Career Seasons
YrGPAAVGOBPSLGISOxwOBAK%BB%K-BB%HRSBPtsPPGxPPG
202662268.218.328.267.049.30610.1%13.1%-3.0%131161.87—
2025163698.270
2024 MLB Percentiles

Hitting Profile

Expected Results
xwOBA
56
.338
xBA
87
.280
xSLG
.331
.371
.101
.312
8.6%
7.9%
0.7%
11
22
407
2.50
—
2024138543.290.366.422.132.3389.4%9.8%-0.4%14144032.92—
2023164718.268.343.370.102.32010.4%9.7%0.7%5214122.51—
2022169638.298.375.400.102.3179.4%9.7%-0.3%6214392.60—
16
.388
Quality of Contact
Avg EV
2
85.0
Median EV
2
87.8
90th % EV
1
99.0
Barrel %
4
2.6
Hard-Hit %
1
23.7
Sweet-Spot %
92
40.8
Bat Speed
Avg
1
62.8
Median
1
63.8
90th %
2
70.0
Plate Discipline
Chase %
96
19.1
Whiff %
98
7.1
K %
98
9.4
BB %
63
9.8
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+
116
≈ 94th pctl
Chase cost
-26.7r
251 swings @ bad pitch
Passive cost
-17.4r
398 takes @ hittable pitch
Swing rate
39.0%
2,178 pitches seen
Runs per 100
-2.02
lg avg -2.53
Count
View
4+8%12+0%11+8%12+0%13+0%93+18%11+33%39-8%52-5%57+12%34+0%23+0%9+34%38-15%52-34%74-43%80-15%53+30%30+0%10+19%21-22%37-39%57-30%47-18%38+11%18+0%6+50%8+36%11+0%18-10%10+17%12+14%73242321CATCHER'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