Mithrandir Metrics
HOU 2026-08-01 Refreshed Sep 2 06:00 AM ET
Section III · Betting · Player detail · 2026-08-01

Yordan Alvarez

HOU · Hitter · bats L · age 29
IN · 2 Positive regression Neutral
MatchupHOU vs TEXJacob deGrom
Sample2850.0career MLB AB
PROPS 3 available PERCENTILES 25 rows LINEUPS confirmed artifact NO PROSE templated rows only
Strikeouts · Palantir calibration review Last 14d ECE 0.053, 14d stable. This flags probability calibration, not a blanket model failure.
Strikeouts · Valinor calibration review Last 14d ECE 0.068, 14d stable. This flags probability calibration, not a blanket model failure.
Total Bases · Palantir calibration review Last 14d ECE 0.053, 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 14.5
F 14.3
V 15.8
Model 21.9% Market 19.8% Gap +1.3pp
FanDuel 385 tracking Open board
Total Bases 0.5
P 67.0
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 81.1% Market 82.1% Gap +15.1pp
BetMGM -460 tracking Open board
Hits 1.5
P 22.5
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 22.5% Market -- Gap +9.7pp
FanDuel 210 tracking Open board
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%11.8%
99
Exit velocity94.7
99
Hard-hit%53.7%
96
xBA0.427
100
xSLG0.901
100
xwOBA0.476
100
BB%15.2%
98 +18 vs proj
Bat speed74.9
98
K%17.7%
77
Defense · percentile strip
Arm Strength88.2 · LF
15
Outs Above Avg-2.0 · LF
10
Arm Runs-0.4 · LF
Small sample
Range Runs-1.7 · LF
Small sample
Baserunning · percentile strip
Base Running Runs-3.7 · DH
1
Sprint Speed24.9 · DH
5
Mithrandir+ · percentile strip
Avoids Bad ChasesST 68.0%
63
Avoids Bad TakesHPT 23.8%
63
Correct Decisions65.9%
47
SEAGER+ Plate Discipline104
67
Resists Breaking - horizontalwOBA 0.349 · small sample
small sample
Resists Breaking - verticalwOBA 0.325 · thin sample
thin sample
Resists ChangeupwOBA 0.299
Small sample
Resists Cutters + splitterswOBA 0.359 · thin sample
thin sample
Resists FastballwOBA 0.406
Small sample
Resists SinkerwOBA 0.389
Small sample

Context

projection · regression · matchup
Projected range0.333 to 0.438
RegressionPositive · 0.003
Opposing pitcherJacob deGrom
EnvironmentNeutral
Lane calibration receipts
Lane Health 2026-09-02
Palantir 18081 props Brier 0.118 ECE 0.008 14d stable
Fangorn 18081 props Brier 0.118 ECE 0.009 14d stable
Valinor 12423 props Brier 0.112 ECE 0.004 14d stable
Palantir 1591 props Brier 0.247 ECE 0.006 14d stable
Fangorn 53 props Brier 0.257 ECE 0.119 sample building
Valinor 1087 props Brier 0.248 ECE 0.016 14d stable
Palantir 8613 props Brier 0.238 ECE 0.047 14d error rising
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 683 props Brier 0.163 ECE 0.031 14d stable
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 900 props Brier 0.256 ECE 0.059 14d error falling
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)