Mithrandir Metrics
AZ 2026-08-15 Refreshed Sep 2 06:00 AM ET
Section III · Betting · Player detail · 2026-08-15

Corbin Carroll

AZ · Hitter · bats L · age 26
IN · 2 Negative regression Neutral
MatchupAZ vs ATLGrant Holmes
Sample2270.0career MLB AB
PROPS 3 available PERCENTILES 27 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 15.6
F 13.4
V 12.6
Model 21.1% Market 17.5% Gap +2.9pp
FanDuel 450 tracking Open board
Total Bases 0.5
P 66.7
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 80.6% Market 81.7% Gap +15.0pp
BetMGM -445 tracking Open board
Hits 1.5
P 27.1
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 27.1% Market -- Gap +4.2pp
FanDuel 220 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%7.8%
86
Exit velocity91.8
91
Hard-hit%50.3%
94
xBA0.337
69
xSLG0.596
77
xwOBA0.343
83
BB%11.5%
82
Bat speed74.2
96
K%22.9%
46
Defense · percentile strip
Arm Runs-4.4 · RF
1
Arm Strength87.2 · RF
8
Outs Above Avg10.0 · RF
99
Range Runs9.3 · RF
98
Baserunning · percentile strip
Base Running Runs6.2 · RF
100
Bolts48.0 · RF
94
SB Success Rate87.5% · RF
72
Sprint Speed29.7 · RF
97
Mithrandir+ · percentile strip
Avoids Bad ChasesST 67.8%
62
Avoids Bad TakesHPT 23.9%
64
Correct Decisions66.8%
58
SEAGER+ Plate Discipline104
68
Resists Breaking - horizontalwOBA 0.330 · small sample
small sample
Resists Breaking - verticalwOBA 0.306 · thin sample
thin sample
Resists ChangeupwOBA 0.276
Small sample
Resists Cutters + splitterswOBA 0.305 · thin sample
thin sample
Resists FastballwOBA 0.396
Small sample
Resists SinkerwOBA 0.387
Small sample

Context

projection · regression · matchup
Projected range0.300 to 0.394
RegressionNegative · -0.025
Opposing pitcherGrant Holmes
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)