Mithrandir Metrics
STL 2026-06-12 Refreshed Jun 12 06:00 AM ET
Section III · Betting · Player detail · 2026-06-12

Iván Herrera

STL · Hitter · bats R · age 26
IN · 2 Negative regression Neutral
MatchupSTL vs MINJoe Ryan
Sample916.0career MLB AB
PROPS 1 available PERCENTILES 26 rows LINEUPS confirmed artifact NO PROSE templated rows only
Tonight's props · all markets for this player
Home Run 0.5
P 21.9
F 17.9
V 17.9
Model 16.4% Market 12.6% Gap +3.4pp
DraftKings 670 tracking Open board
Total Bases --
Total Bases · tracking

No production board publishes this player-market cell today.

Hits --
Hits · tracking

No production board publishes this player-market cell today.

RBI --
RBI · no production board

No production board publishes this player-market cell today.

Underlying skill · actual percentile with projection tick

Percentile strip

100th = best in MLB
Hitting · percentile strip
Barrel%4.9%
47 -17 vs proj
Exit velocity89.3
60
Hard-hit%41.4%
57
xBA0.339
65
xSLG0.522
53
xwOBA0.363
85
BB%12.2%
83 +29 vs proj
Bat speed71.8
78
K%16.8%
81
Defense · percentile strip
Blocking Runs-0.1 · C
48
Catcher Throwing-1.9 · C
3
Framing Runs-0.4 · C
46
Pop Time2.0 · C
15
Baserunning · percentile strip
Base Running Runs-1.4 · DH
10
Sprint Speed25.7 · DH
14
SB Success Rate100.0% · DH
Small sample
Mithrandir+ · percentile strip
Avoids Bad ChasesST 70.1%
73
Avoids Bad TakesHPT 25.3%
48
Correct Decisions67.0%
58
SEAGER+ Plate Discipline105
70
Resists Breaking - horizontalwOBA 0.296 · small sample
small sample
Resists Breaking - verticalwOBA 0.285 · thin sample
thin sample
Resists ChangeupwOBA 0.324
Small sample
Resists Cutters + splitterswOBA 0.316 · thin sample
thin sample
Resists FastballwOBA 0.357
Small sample
Resists SinkerwOBA 0.386
Small sample

Context

projection · regression · matchup
Projected range0.324 to 0.383
RegressionNegative · -0.023
Opposing pitcherJoe Ryan
EnvironmentNeutral
Lane calibration receipts
Lane Health 2026-06-12
Palantir 5214 props Brier 0.124 ECE 0.004 14d stable
Fangorn 5214 props Brier 0.125 ECE 0.010 14d stable
Valinor 1176 props Brier 0.125 ECE 0.013 sample building
Palantir 49 props Brier 0.228 ECE 0.190 sample building
Fangorn 13 props Brier 0.239 ECE 0.139 sample building
Valinor 32 props Brier 0.236 ECE 0.220 sample building
Palantir 194 props Brier 0.262 ECE 0.207 sample building
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 2 props Brier 0.560 ECE 0.748 sample building
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 40 props Brier 0.249 ECE 0.040 sample building
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir tracking in progress (0 logged)
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)