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Yuki Matsui
Relief pitcher
5' 8" · 165 lbs · 30 yo
Form Line · next game · as of Aug 4
1.2K▼ -0.3vs pace (1.5)
typical range (~68%) 0–2 · on 31 games
ER0.4+0
The One's forward projection vs the player's own season pace — not a grade, not accuracy-tested. What is Form Line?
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Arizona Diamondbacks
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Statcast fingerprint
Yuki Matsui
MLB percentile · n=408
- xwOBA75
- xBA99
- xSLG85
- Barrel %23
- Hard-hit %82
- Exit velo81
- Whiff %98
- Chase %65
- K %75
- BB %3
Elite expected average (99th pct) — walks (3rd pct) the soft spot.
Statcast · 2026 season
The advanced layer
Expected stats, sabermetric context, and rate metrics straight from the MLB Stats API. Each bar is calibrated against league benchmark ranges, not season percentiles — so the position is stable even on a small sample.
PITCHING
Run prevention
32 G · 0 GS · 43 IP
Run prevention
ERA2.30
5.502.50
FIP4.37
5.003.00
xFIP4.78
5.003.00
WHIP1.16
1.551.00
Stuff & control
K/99.8
6.012.0
BB/95.0
4.52.0
HR/91.05
1.600.70
K%26.9%
18.0%30.0%
BB%13.7%
11.0%5.0%
Quality of contact
BABIP—
.270.330
GO/AO0.49
0.801.60
Pitch mix
Arsenal
2026 · 640 pitches
PitchUseWhiffRV/100
- 4-Seam Fastball39%26%-0.3
- Slider30%45%+2.7
- Split-Finger24%47%+0.2
RV/100 is pitcher-side — negative is a pitch that saved runs.
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