Mithrandir Metrics
CLE 2026-09-08 Refreshed Sep 11 06:00 AM ET
Section III · Betting · Player detail · 2026-09-08

Bo Naylor

CLE · Hitter · bats L · age 26
IN · 4 Positive regression Neutral
MatchupCLE vs BALBrandon Young
Sample1007.0career MLB AB
PROPS 2 available PERCENTILES 18 rows LINEUPS confirmed artifact NO PROSE templated rows only
Strikeouts · Palantir calibration review Last 14d ECE 0.060, 14d stable. This flags probability calibration, not a blanket model failure.
Strikeouts · Valinor calibration review Last 14d ECE 0.063, 14d stable. This flags probability calibration, not a blanket model failure.
Hits · Palantir calibration review Last 14d ECE 0.062, 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 12.8
F 13.2
V 11.7
Model 18.1% Market 13.4% Gap +4.2pp
DraftKings 620 tracking Open board
Total Bases 0.5
P 53.1
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 62.6% Market 63.6% Gap +10.6pp
BetMGM -175 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%7.1%
82 +27 vs proj
Exit velocity90.3
80
Hard-hit%44.7%
78 +26 vs proj
xBA0.303
31
xSLG0.561
69
xwOBA0.296
42
BB%7.1%
34 -27 vs proj
Bat speed70.2
61
K%25.0%
38
Defense · percentile strip
Blocking Runs-0.0 · C
53
Catcher Throwing-0.8 · C
28
Framing Runs-0.5 · C
46
Pop Time2.0 · C
38
Baserunning · percentile strip
Sprint Speed27.3 · C
47
Mithrandir+ · percentile strip
Avoids Bad ChasesST 69.5%
Small sample
Avoids Bad TakesHPT 24.4%
Small sample
Correct Decisions68.5%
Small sample
SEAGER+ Plate Discipline105
Small sample

Context

projection · regression · matchup
Projected range0.261 to 0.332
RegressionPositive · 0.044
Opposing pitcherBrandon Young
EnvironmentNeutral
Lane calibration receipts
Lane Health 2026-09-11
Palantir 19641 props Brier 0.118 ECE 0.006 14d stable
Fangorn 19641 props Brier 0.118 ECE 0.006 14d stable
Valinor 13965 props Brier 0.113 ECE 0.003 14d stable
Palantir 1750 props Brier 0.248 ECE 0.010 14d stable
Fangorn 53 props Brier 0.257 ECE 0.119 sample building
Valinor 1246 props Brier 0.249 ECE 0.020 14d stable
Palantir 9432 props Brier 0.238 ECE 0.046 14d stable
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 756 props Brier 0.167 ECE 0.038 14d error rising
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 986 props Brier 0.256 ECE 0.054 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)