Mithrandir Metrics
WSH 2026-06-01 Refreshed Jun 1 06:00 AM ET
Section III · Betting · Player detail · 2026-06-01

Keibert Ruiz

WSH · Hitter · bats L · age 28
IN · 8 Negative regression Neutral
MatchupWSH vs MIASandy Alcantara
Sample1841.0career MLB AB
PROPS 3 available PERCENTILES 24 rows LINEUPS confirmed artifact NO PROSE templated rows only
Tonight's props · all markets for this player
Home Run 0.5
P 13.2
F 14.2
V 14.2
Model 15.1% Market 9.8% Gap +4.9pp
DraftKings 880 tracking Open board
Total Bases 0.5
P 24.6
F 25.2 EXPERIMENTAL
V 24.2 EXPERIMENTAL
FULL
Model 24.6% Market 26.3% Gap +2.0pp
FanDuel 600 tracking Open board
Hits 1.5
P 2.0
F 2.0 EXPERIMENTAL
V -- in progress
PARTIAL - 2 of 3 lanes
Model 2.0% Market -- Gap +6.9pp
FanDuel 12500 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
BB%2.2%
1
Barrel%5.1%
52 +25 vs proj
Bat speed65.3
8
Exit velocity89.2
57
Hard-hit%41.1%
54 +39 vs proj
K%13.2%
91
xBA0.263
9
xSLG0.437
26
xwOBA0.263
13 -23 vs proj
Defense · percentile strip
Blocking Runs0.7 · C
81
Catcher Throwing-0.4 · C
21
Framing Runs2.1 · C
83
Pop Time2.0 · C
5
Baserunning · percentile strip
Sprint Speed25.5 · C
11
Mithrandir+ · percentile strip
Avoids Bad ChasesST 62.6% · rebadged research
rebadged research
Avoids Bad TakesHPT 31.5% · rebadged research
rebadged research
Correct Decisions62.5% · rebadged research
rebadged research
Resists Breaking - horizontalwOBA 0.291 · borderline
borderline
Resists Breaking - verticalwOBA 0.256 · insufficient sample
insufficient sample
Resists ChangeupwOBA 0.275 · validated thin sample
validated thin sample
Resists Cutters + splitterswOBA 0.366 · insufficient sample
insufficient sample
Resists FastballwOBA 0.348 · validated
validated
Resists SinkerwOBA 0.349 · validated
validated
SEAGER+ Plate Discipline93
Limited

Context

projection · regression · matchup
Projected range0.279 to 0.352
RegressionNegative · -0.105
Opposing pitcherSandy Alcantara
EnvironmentNeutral
Lane calibration receipts
Lane Health 2026-06-01
Palantir 3096 props Brier 0.126 ECE 0.030 14d stable
Fangorn 3096 props Brier 0.126 ECE 0.009 14d error falling
Valinor 1176 props Brier 0.125 ECE 0.013 14d stable
Palantir 49 props Brier 0.228 ECE 0.190 sample building
Fangorn 13 props Brier 0.239 ECE 0.139 sample building
Valinor 32 props Brier 0.236 ECE 0.220 sample building
Palantir 194 props Brier 0.262 ECE 0.207 sample building
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 2 props Brier 0.560 ECE 0.748 sample building
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 40 props Brier 0.249 ECE 0.040 sample building
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)