Mithrandir Metrics
ATH 2026-08-31 Refreshed Aug 31 06:00 AM ET
Section III · Betting · Player detail · 2026-08-31

Shea Langeliers

ATH · Hitter
IL10 · 3 Negative regression Hitter-Friendly
MatchupATH vs TEXJacob deGrom
Sample--career MLB AB
PROPS 2 available PERCENTILES 26 rows LINEUPS confirmed artifact NO PROSE templated rows only
Strikeouts · Palantir calibration review Last 14d ECE 0.061, 14d stable. This flags probability calibration, not a blanket model failure.
Strikeouts · Valinor calibration review Last 14d ECE 0.077, 14d error rising. This flags probability calibration, not a blanket model failure.
Total Bases · Palantir calibration review Last 14d ECE 0.045, 14d error rising. This flags probability calibration, not a blanket model failure.
Pitcher Outs · Palantir calibration review Last 14d ECE 0.077, 14d error rising. This flags probability calibration, not a blanket model failure.
Tonight's props · all markets for this player
Home Run 0.5
P 13.9
F 12.1
V 13.8
Model 19.6% Market 20.3% Gap -1.5pp
DraftKings 375 tracking Open board
Total Bases 0.5
P 56.8
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 68.0% Market 69.2% Gap +12.5pp
BetMGM -225 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%10.0%
98
Exit velocity92.0
93
Hard-hit%45.8%
83
xBA0.360
88
xSLG0.689
94
xwOBA0.363
95
BB%8.6%
53
Bat speed74.1
95
K%22.8%
49
Defense · percentile strip
Blocking Runs-0.6 · C
31
Catcher Throwing1.9 · C
80
Framing Runs-4.8 · C
10
Pop Time1.9 · C
94
Baserunning · percentile strip
Base Running Runs-0.3 · C
37
Sprint Speed28.4 · C
79
SB Success Rate66.7% · C
Small sample
Mithrandir+ · percentile strip
Avoids Bad ChasesST 62.6%
36
Avoids Bad TakesHPT 20.9%
86
Correct Decisions67.1%
61
SEAGER+ Plate Discipline102
59
Resists Breaking - horizontalwOBA 0.332 · small sample
small sample
Resists Breaking - verticalwOBA 0.313 · thin sample
thin sample
Resists ChangeupwOBA 0.282
Small sample
Resists Cutters + splitterswOBA 0.337 · thin sample
thin sample
Resists FastballwOBA 0.351
Small sample
Resists SinkerwOBA 0.375
Small sample

Context

projection · regression · matchup
Projected range--
RegressionNegative · -0.014
Opposing pitcherJacob deGrom
EnvironmentHitter-Friendly
Lane calibration receipts
Lane Health 2026-08-31
Palantir 17748 props Brier 0.118 ECE 0.008 14d stable
Fangorn 17748 props Brier 0.118 ECE 0.009 14d stable
Valinor 12111 props Brier 0.112 ECE 0.005 14d stable
Palantir 1556 props Brier 0.248 ECE 0.005 14d stable
Fangorn 53 props Brier 0.257 ECE 0.119 sample building
Valinor 1052 props Brier 0.248 ECE 0.017 14d error rising
Palantir 8442 props Brier 0.238 ECE 0.048 14d error rising
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 663 props Brier 0.164 ECE 0.032 14d stable
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 870 props Brier 0.257 ECE 0.062 14d error rising
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)