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 →
Will Brennan

Will Brennan

OF·SFG
Compare
Compare
PA
456
H
115
HR
5
AVG
.266
xwOBA
.309
PPG
1.56
Career Seasons
YrGPAAVGOBPSLGISOxwOBAK%BB%K-BB%HRSBPtsPPGxPPG
20261123.087.087.087.000.17813.0%0.0%13.0%00-1-0.09—
2025813.091
2023 MLB Percentiles

Hitting Profile

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

Expected Results
xwOBA
12
.309
xBA
87
.285
.231
.091
.000
.198
7.7%
7.7%
0.0%
0
0
2
0.25
—
2024123354.263.309.387.124.30813.6%5.4%8.2%851901.54—
2023140456.266.300.356.090.30912.5%3.5%9.0%5142191.56—
20221845.357.400.500.143.3378.9%4.4%4.5%12392.17—
xSLG
11
.379
Quality of Contact
Avg EV
6
85.7
Median EV
7
88.8
90th % EV
4
100.7
Barrel %
3
2.4
Hard-Hit %
8
29.2
Sweet-Spot %
52
36.6
Bat Speed
Avg
11
66.7
Median
10
68.0
90th %
8
72.4
Plate Discipline
Chase %
7
38.3
Whiff %
88
15.9
K %
93
12.5
BB %
1
3.5
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+
92
≈ 20th pctl
Chase cost
-38.6r
370 swings @ bad pitch
Passive cost
-7.9r
189 takes @ hittable pitch
Swing rate
56.8%
1,634 pitches seen
Runs per 100
-2.84
lg avg -2.54
Count
View
43+18%11+13%16+17%6+0%8+0%6+14%7+33%33-2%43+19%43+17%29+23%13+8%12+65%31+21%47-31%55-28%78-17%58+46%28+14%7+64%25+29%42-13%53-13%70-8%38+40%20+11%9+53%15+37%19+38%24+36%22+44%16+43%7133+22%9332CATCHER'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