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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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Marcus Semien

Marcus Semien

2B·NYM
Compare
Compare
PA
718
H
154
HR
23
AVG
.237
xwOBA
.322
PPG
2.52
Career Seasons
YrGPAAVGOBPSLGISOxwOBAK%BB%K-BB%HRSBPtsPPGxPPG
202669274.219.274.347.128.32420.8%6.6%14.2%861061.54—
2025131535.229
2024 MLB Percentiles

Hitting Profile

Expected Results
xwOBA
28
.322
xBA
35
.243
xSLG
.310
.363
.134
.318
17.4%
9.3%
8.1%
15
11
275
2.10
—
2024164718.237.308.391.154.32214.6%8.9%5.7%2384142.52—
2023186754.276.350.477.201.33614.6%9.5%5.1%29145653.04—
2022173726.247.307.428.181.31116.5%7.3%9.2%26254452.57—
2021171726.265.335.537.272.33720.1%9.1%11.0%45155213.05—
202062236.223.305.374.151.28721.2%10.6%10.6%741382.23—
2019166747.285.370.522.237.36513.7%11.6%2.1%33105623.39—
2018165704.254.321.387.133.30618.6%8.7%9.9%15143632.20—
201794386.249.327.398.149.31322.0%9.8%12.2%10132142.28—
24
.397
Quality of Contact
Avg EV
15
87.4
Median EV
20
90.6
90th % EV
12
101.7
Barrel %
27
6.6
Hard-Hit %
14
35.2
Sweet-Spot %
36
34.8
Bat Speed
Avg
7
66.3
Median
10
67.9
90th %
9
72.8
Plate Discipline
Chase %
67
25.4
Whiff %
69
19.1
K %
90
14.6
BB %
53
8.9
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+
115
≈ 94th pctl
Chase cost
-42.6r
452 swings @ bad pitch
Passive cost
-11.6r
250 takes @ hittable pitch
Swing rate
50.0%
2,651 pitches seen
Runs per 100
-2.05
lg avg -2.53
Count
View
22425+33%9-9%11+42%19+71%7+43%72+36%22-16%32-13%53-15%48+3%32+17%18+0%7+17%24+9%66-20%81-11%65-6%51+42%24+0%10+24%29+26%53+27%74+27%41+17%24+8%12+0%8+7%14+17%18+25%12+21%14+0%812CATCHER'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