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    In-house Bayesian model · career prior + aging × stuff/discipline signals
  • Plate Discipline
    Decision+ · chase / passive cost · K% · BB%
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    Pitching+ · Stuff+ · Command+ · meatball rate
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    In-zone whiff · xwOBAcon · tunnel · deception · count predictability
  • Stuff Model (diag)
    From-scratch XGBoost training runs, feature importance, pitcher grades
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    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
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    Biggest pitch-trait strengths & weaknesses · vs league or vs own
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    Triple-A bats · xwOBA · contact quality · discipline · frontier
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Position cohort

Hitting value vs. C peers

Rank #24 of 66

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

-300-200-1000+100Keibert Ruiz
Keibert Ruiz · #24
V⁻ -10VORP -234V⁺ 22
Keibert Ruiz

Keibert Ruiz

C·WSN
Compare
Compare
PA
139
H
36
HR
5
AVG
.273
xwOBA
.260
PPG
2.34
Career Seasons
YrGPAAVGOBPSLGISOxwOBAK%BB%K-BB%HRSBPtsPPGxPPG
Proj46183.248.291.381.133.29912.0%4.9%7.1%51942.05—
202641139.273
2026 MLB Percentiles

Hitting Profile

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

Expected Results
xwOBA
1
.260
xBA
9
.216
.299
.492
.219
.260
13.7%
2.9%
10.8%
5
1
96
2.34
—
202571267.247.278.318.071.2879.7%3.0%6.7%211181.66—
2024129485.229.263.359.130.28311.1%3.3%7.8%1332481.92—
2023142562.260.309.409.149.32310.3%5.5%4.8%1813272.30—
2022119433.251.314.360.109.33011.5%6.9%4.6%762291.92—
20213296.273.333.409.136.3099.4%6.3%3.1%30672.09—
202038.250.250.625.375.34637.5%0.0%37.5%1051.67—
xSLG
12
.352
Quality of Contact
Avg EV
44
89.5
Median EV
7
87.1
90th % EV
14
101.4
Barrel %
25
6.1
Hard-Hit %
38
40.4
Sweet-Spot %
14
31.6
Bat Speed
Avg
5
65.8
Median
5
66.8
90th %
3
70.9
Plate Discipline
Chase %
10
36.9
Whiff %
90
13.7
K %
85
13.7
BB %
1
2.9
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+
86
≈ 9th pctl
Chase cost
-3.8r
31 swings @ bad pitch
Passive cost
-1.7r
34 takes @ hittable pitch
Swing rate
46.3%
177 pitches seen
Runs per 100
-3.10
lg avg -2.53
Count
View
25113143+11%954+0%7-44%16-47%17-43%7335-50%8-50%6-31%16+0%6+63%84433411222CATCHER'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: 177