Mithrandir Metrics
ATL 2026-09-04 Refreshed Sep 4 06:00 AM ET
Section III · Betting · Player detail · 2026-09-04

Michael Harris II

ATL · Hitter · bats L · age 25
IN · 8 Negative regression Hitter-Friendly
MatchupATL vs PHICristopher Sánchez
Sample2479.0career MLB AB
PROPS 2 available PERCENTILES 27 rows LINEUPS tracking; not posted NO PROSE templated rows only
Strikeouts · Palantir calibration review Last 14d ECE 0.067, 14d stable. This flags probability calibration, not a blanket model failure.
Strikeouts · Valinor calibration review Last 14d ECE 0.067, 14d stable. This flags probability calibration, not a blanket model failure.
Total Bases · Palantir calibration review Last 14d ECE 0.049, 14d error rising. This flags probability calibration, not a blanket model failure.
Hits · Palantir calibration review Last 14d ECE 0.047, 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 52.0
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 52.0% Market 72.2% Gap +13.4pp
FanDuel 140 tracking Open board
Hits 0.5
P 20.1
F -- in progress
V -- in progress
INSUFFICIENT LANES
Model 20.1% Market -- Gap +7.1pp
FanDuel 270 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%8.3%
89
Exit velocity89.8
75
Hard-hit%49.2%
92
xBA0.366
91
xSLG0.611
82
xwOBA0.344
87
BB%3.6%
6
Bat speed72.8
88
K%19.4%
70
Defense · percentile strip
Arm Runs0.4 · CF
62
Arm Strength94.8 · CF
59
Outs Above Avg0.0 · CF
49
Range Runs9.6 · CF
97
Baserunning · percentile strip
Base Running Runs-2.3 · CF
10
Bolts3.0 · CF
35
SB Success Rate66.7% · CF
20
Sprint Speed27.6 · CF
53
Mithrandir+ · percentile strip
Avoids Bad ChasesST 52.5%
6
Avoids Bad TakesHPT 25.0%
52
Correct Decisions58.8%
6
SEAGER+ Plate Discipline89
10
Resists Breaking - horizontalwOBA 0.335 · small sample
small sample
Resists Breaking - verticalwOBA 0.264 · thin sample
thin sample
Resists ChangeupwOBA 0.310
Small sample
Resists Cutters + splitterswOBA 0.348 · thin sample
thin sample
Resists FastballwOBA 0.341
Small sample
Resists SinkerwOBA 0.379
Small sample

Context

projection · regression · matchup
Projected range0.315 to 0.385
RegressionNegative · -0.024
Opposing pitcherCristopher Sánchez
EnvironmentHitter-Friendly
Lane calibration receipts
Lane Health 2026-09-04
Palantir 18372 props Brier 0.117 ECE 0.008 14d stable
Fangorn 18372 props Brier 0.117 ECE 0.008 14d stable
Valinor 12714 props Brier 0.112 ECE 0.004 14d stable
Palantir 1629 props Brier 0.248 ECE 0.007 14d stable
Fangorn 53 props Brier 0.257 ECE 0.119 sample building
Valinor 1125 props Brier 0.248 ECE 0.013 14d stable
Palantir 8804 props Brier 0.238 ECE 0.047 14d error rising
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 700 props Brier 0.165 ECE 0.033 14d error rising
Fangorn tracking in progress (0 logged)
Valinor tracking in progress (0 logged)
Palantir 922 props Brier 0.256 ECE 0.059 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)