Mithrandir Metrics
KC 2026-09-26 Refreshed Sep 26 06:00 AM ET
Section III · Betting · Player detail · 2026-09-26

Starling Marte

KC · Hitter
OUT · 7 Negative regression Pitcher-Friendly
MatchupKC vs CLETanner Bibee
Sample--career MLB AB
PROPS 1 available PERCENTILES 25 rows LINEUPS confirmed artifact NO PROSE templated rows only
Strikeouts · Palantir calibration review Last 14d ECE 0.055, 14d stable. This flags probability calibration, not a blanket model failure.
Hits · Palantir calibration review Last 14d ECE 0.082, 14d error rising. This flags probability calibration, not a blanket model failure.
Tonight's props · all markets for this player
Home Run --
Home Run · tracking

No production board publishes this player-market cell today.

Total Bases 1.5
P 51.0
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 34.6% Market 35.7% Gap +15.3pp
BetMGM 180 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%6.5%
75
Exit velocity87.0
41
Hard-hit%35.5%
36
xBA0.315
46
xSLG0.499
50
xwOBA0.287
32
BB%5.9%
22
Bat speed70.0
56
K%24.3%
42
Defense · percentile strip
Arm Runs-0.1 · RF
52
Arm Strength91.4 · RF
30
Outs Above Avg-1.0 · RF
25
Range Runs-0.4 · RF
39
Baserunning · percentile strip
Sprint Speed25.6 · RF
11
SB Success Rate50.0% · RF
Small sample
Mithrandir+ · percentile strip
Avoids Bad ChasesST 60.3%
Small sample
Avoids Bad TakesHPT 28.8%
Small sample
Correct Decisions63.1%
Small sample
Resists Breaking - horizontalwOBA 0.292 · small sample
small sample
Resists Breaking - verticalwOBA 0.280 · thin sample
thin sample
Resists ChangeupwOBA 0.287
Small sample
Resists Cutters + splitterswOBA 0.314 · thin sample
thin sample
Resists FastballwOBA 0.324
Small sample
Resists SinkerwOBA 0.386
Small sample
SEAGER+ Plate Discipline92
Small sample

Context

projection · regression · matchup
Projected range--
RegressionNegative · -0.028
Opposing pitcherTanner Bibee
EnvironmentPitcher-Friendly
Lane calibration receipts
Lane Health 2026-09-26
Palantir 21711 props Brier 0.118 ECE 0.004 14d stable
Fangorn 21711 props Brier 0.118 ECE 0.005 14d stable
Valinor 16023 props Brier 0.114 ECE 0.001 14d stable
Palantir 1947 props Brier 0.248 ECE 0.011 14d stable
Fangorn 53 props Brier 0.257 ECE 0.119 sample building
Valinor 1443 props Brier 0.248 ECE 0.008 14d stable
Palantir 10429 props Brier 0.238 ECE 0.039 14d stable
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 850 props Brier 0.166 ECE 0.036 14d error rising
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 1088 props Brier 0.255 ECE 0.053 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)