Mithrandir Metrics
PHI 2026-08-24 Refreshed Sep 2 06:00 AM ET
Section III · Betting · Player detail · 2026-08-24

Brandon Marsh

PHI · Hitter · bats L · age 29
IN · 7 Negative regression Pitcher-Friendly
MatchupPHI vs SEALogan Gilbert
Sample2313.0career MLB AB
PROPS 2 available PERCENTILES 26 rows LINEUPS confirmed artifact NO PROSE templated rows only
Strikeouts · Palantir calibration review Last 14d ECE 0.065, 14d stable. This flags probability calibration, not a blanket model failure.
Strikeouts · Valinor calibration review Last 14d ECE 0.079, 14d error rising. This flags probability calibration, not a blanket model failure.
Total Bases · Palantir calibration review Last 14d ECE 0.047, 14d error rising. This flags probability calibration, not a blanket model failure.
Pitcher Outs · Palantir calibration review Last 14d ECE 0.064, 14d stable. This flags probability calibration, not a blanket model failure.
Tonight's props · all markets for this player
Home Run 0.5
P 10.4
F 12.1
V 9.7
Model 16.0% Market 11.0% Gap +4.7pp
DraftKings 780 tracking Open board
Total Bases 2.5
P 36.6
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 34.3% Market 33.8% Gap +2.8pp
FanDuel 185 tracking Open board
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%5.9%
66
Exit velocity89.1
65
Hard-hit%45.1%
78
xBA0.359
86
xSLG0.575
73
xwOBA0.312
58 -17 vs proj
BB%6.1%
23 -45 vs proj
Bat speed69.8
52
K%24.8%
36
Defense · percentile strip
Arm Runs-4.3 · LF
1
Arm Strength100.5 · LF
93
Outs Above Avg0.0 · LF
46
Range Runs-1.0 · LF
37
Baserunning · percentile strip
Base Running Runs2.2 · LF
86
SB Success Rate90.0% · LF
80
Sprint Speed28.2 · LF
72
Mithrandir+ · percentile strip
Avoids Bad ChasesST 60.9%
28
Avoids Bad TakesHPT 27.6%
26
Correct Decisions65.2%
40
SEAGER+ Plate Discipline94
20
Resists Breaking - horizontalwOBA 0.262 · small sample
small sample
Resists Breaking - verticalwOBA 0.315 · thin sample
thin sample
Resists ChangeupwOBA 0.278
Small sample
Resists Cutters + splitterswOBA 0.319 · thin sample
thin sample
Resists FastballwOBA 0.391
Small sample
Resists SinkerwOBA 0.371
Small sample

Context

projection · regression · matchup
Projected range0.286 to 0.377
RegressionNegative · -0.034
Opposing pitcherLogan Gilbert
EnvironmentPitcher-Friendly
Lane calibration receipts
Lane Health 2026-09-01
Palantir 17901 props Brier 0.117 ECE 0.008 14d stable
Fangorn 17901 props Brier 0.118 ECE 0.009 14d stable
Valinor 12243 props Brier 0.112 ECE 0.005 14d stable
Palantir 1577 props Brier 0.247 ECE 0.006 14d stable
Fangorn 53 props Brier 0.257 ECE 0.119 sample building
Valinor 1073 props Brier 0.247 ECE 0.016 14d error rising
Palantir 8544 props Brier 0.238 ECE 0.047 14d error rising
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 673 props Brier 0.163 ECE 0.031 14d stable
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 891 props Brier 0.256 ECE 0.060 14d stable
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)