Mithrandir Metrics
MIN 2026-08-18 Refreshed Sep 2 06:00 AM ET
Section III · Betting · Player detail · 2026-08-18

Royce Lewis

MIN · Hitter · bats R · age 27
IN · 6 Negative regression Neutral
MatchupMIN vs ATLTyler Mahle
Sample--career MLB AB
PROPS 3 available PERCENTILES 20 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 10.5
F 12.7
V 14.7
Model 14.6% Market 15.2% Gap -1.1pp
DraftKings 535 tracking Open board
Total Bases 0.5
P 56.4
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 67.5% Market 68.2% Gap +11.8pp
BetMGM -215 tracking Open board
Hits 0.5
P 16.5
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 16.5% Market -- Gap +8.1pp
FanDuel 320 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 velocity89.8
74
Hard-hit%41.9%
66
xBA0.342
74
xSLG0.589
77
xwOBA0.322
69 +16 vs proj
BB%8.8%
54 +19 vs proj
Bat speed72.6
85
K%25.3%
34 -20 vs proj
Defense · percentile strip
Arm Runs0.1 · 1B
53
Arm Strength83.2 · 1B
22
Outs Above Avg-1.0 · 1B
26
Range Runs-2.2 · 1B
31
Baserunning · percentile strip
Base Running Runs1.9 · 1B
84
SB Success Rate100.0% · 1B
93
Sprint Speed27.8 · 1B
60
Mithrandir+ · percentile strip
Avoids Bad ChasesST 62.9%
37
Avoids Bad TakesHPT 24.5%
58
Correct Decisions64.6%
34
SEAGER+ Plate Discipline99
41

Context

projection · regression · matchup
Projected range0.284 to 0.357
RegressionNegative · -0.021
Opposing pitcherTyler Mahle
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)