Mithrandir Metrics
KC 2026-05-19 Refreshed Sep 2 06:00 AM ET
Section III · Betting · Player detail · 2026-05-19

Bobby Witt Jr.

KC · Hitter · bats R · age 26
IN · 1 Positive regression Pitcher-Friendly
MatchupKC vs BOSRanger Suarez
Sample2678.0career MLB AB
PROPS 1 available PERCENTILES 20 rows LINEUPS tracking; not posted 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 12.9
F 14.2
V 15.5
Model 17.3% Market 17.7% Gap -1.0pp
DraftKings 445 tracking Open board
Total Bases --
Total Bases · tracking

No production board publishes this player-market cell today.

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%9.1%
87
Exit velocity93.6
96
Hard-hit%54.5%
95 +15 vs proj
xBA0.390
93
xSLG0.665
86
xwOBA0.401
96
BB%10.5%
67 +37 vs proj
Bat speed71.7
77
K%17.7%
73
Defense · percentile strip
Arm Strength94.0 · SS
92
Outs Above Avg11.0 · SS
100
Range Runs8.8 · SS
100
Baserunning · percentile strip
Base Running Runs1.9 · SS
96
Bolts42.0 · SS
100
SB Success Rate91.7% · SS
76
Sprint Speed30.4 · SS
100
Mithrandir+ · percentile strip
Avoids Bad ChasesST 65.2%
36
Avoids Bad TakesHPT 24.3%
78
Correct Decisions68.4%
55
SEAGER+ Plate Discipline101
50

Context

projection · regression · matchup
Projected range0.326 to 0.422
RegressionPositive · 0.000
Opposing pitcherRanger Suarez
EnvironmentPitcher-Friendly
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)