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

Masyn Winn

STL · Hitter · bats R · age 24
IN · 9 Negative regression Pitcher-Friendly
MatchupSTL vs MILDustin May
Sample1670.0career MLB AB
PROPS 2 available PERCENTILES 27 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 0.5
P 40.4
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 40.4% Market 64.9% Gap +11.3pp
FanDuel 175 tracking Open board
Hits 1.5
P 98.0
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 98.0% Market -- Gap +7.7pp
FanDuel 15000 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%2.2%
14 -19 vs proj
Exit velocity87.9
50
Hard-hit%34.7%
33
xBA0.325
59
xSLG0.437
27
xwOBA0.297
43
BB%9.5%
63 +32 vs proj
Bat speed69.5
47
K%21.9%
56 -25 vs proj
Defense · percentile strip
Arm Runs-0.1 · SS
16
Arm Strength99.8 · SS
99
Outs Above Avg19.0 · SS
99
Range Runs14.3 · SS
99
Baserunning · percentile strip
Base Running Runs1.2 · SS
66
Bolts4.0 · SS
39
SB Success Rate100.0% · SS
93
Sprint Speed28.5 · SS
80
Mithrandir+ · percentile strip
Avoids Bad ChasesST 73.2%
89
Avoids Bad TakesHPT 27.3%
29
Correct Decisions67.9%
68
Resists FastballwOBA 0.288
99
SEAGER+ Plate Discipline106
78
Resists Breaking - horizontalwOBA 0.286 · small sample
small sample
Resists Breaking - verticalwOBA 0.270 · thin sample
thin sample
Resists ChangeupwOBA 0.305
Small sample
Resists Cutters + splitterswOBA 0.318 · thin sample
thin sample
Resists SinkerwOBA 0.360
Small sample

Context

projection · regression · matchup
Projected range0.282 to 0.363
RegressionNegative · -0.005
Opposing pitcherDustin May
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)