Flanker the ClankerFlanker
Rankings
Leaderboards
  • 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
StreamersSign inConnect league →
Iván Herrera

Iván Herrera

C·STL
Compare
Compare
PA
260
H
69
HR
5
AVG
.300
xwOBA
.372
PPG
2.03
Career Seasons
YrGPAAVGOBPSLGISOxwOBAK%BB%K-BB%HRSBPtsPPGxPPG
202667305.269.399.414.145.36616.4%12.8%3.6%731822.72—
2025110452.284
2024 MLB Percentiles

Hitting Profile

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

Expected Results
xwOBA
87
.372
xBA
93
.295
.377
.464
.180
.373
18.6%
9.5%
9.1%
19
8
281
2.55
—
202475260.300.374.426.126.37220.4%9.6%10.8%551522.03—
20231244.297.409.351.054.34225.0%11.4%13.6%00191.58—
20221222.111.200.111.000.16736.4%9.1%27.3%00-2-0.17—
xSLG
80
.478
Quality of Contact
Avg EV
48
89.3
Median EV
46
92.2
90th % EV
56
105.3
Barrel %
49
9.0
Hard-Hit %
52
42.1
Sweet-Spot %
93
41.0
Bat Speed
Avg
73
71.9
Median
71
72.9
90th %
77
78.4
Plate Discipline
Chase %
55
26.6
Whiff %
52
21.5
K %
53
20.4
BB %
62
9.6
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+
98
≈ 42th pctl
Chase cost
-18.0r
160 swings @ bad pitch
Passive cost
-9.2r
189 takes @ hittable pitch
Swing rate
43.7%
1,048 pitches seen
Runs per 100
-2.59
lg avg -2.53
Count
View
+13%8+11%9+20%15541+0%9+50%16+9%23+7%28+42%1952+37%19-28%29-24%49-16%58-24%46+39%28+33%15+36%25-14%36-45%85-33%76-50%56+36%33+0%11+23%22+24%37+14%44-4%27+4%23+14%145+14%7+18%11+33%9+13%835CATCHER'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