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MLBPlayer profile/ARI
RP#43ARIAdvanced data
Jonathan Loaisiga
Relief pitcher
5' 11" · 195 lbs · 31 yo
Form Line · next game · as of Jul 31
0.9K▲ +0.2vs pace (0.7)
typical range (~68%) 0–1 · on 45 games
ER0.3+0
The One's forward projection vs the player's own season pace — not a grade, not accuracy-tested. What is Form Line?
Live · @ CLE
Cleveland Guardians
ARI @ CLE
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Statcast fingerprint
Jonathan Loáisiga
MLB percentile · n=406
- xwOBA76
- xBA47
- xSLG70
- Barrel %92
- Hard-hit %84
- Exit velo91
- Whiff %34
- Chase %93
- K %24
- BB %92
Strong chase rate induced (93rd pct) — strikeout rate (24th 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.
HITTING
Plate output
45 G · 0 PA · 0 AB
Slash & power
AVG.000
.210.320
OBP.000
.280.400
SLG.000
.360.550
OPS.000
.650.950
HR0
540
ISO.000
.120.280
Plate discipline
BB%—
5.0%14.0%
K%—
30.0%14.0%
BABIP—
.270.330
Expected & sabermetric
xwOBA—
.290.380
wOBA—
.290.380
wRC+—
80130
WAR0.0
0.04.0
PITCHING
Run prevention
45 G · 0 GS · 42 IP
Run prevention
ERA2.57
5.502.50
FIP2.96
5.003.00
xFIP3.79
5.003.00
WHIP1.05
1.551.00
Stuff & control
K/96.6
6.012.0
BB/91.9
4.52.0
HR/90.43
1.600.70
K%18.7%
18.0%30.0%
BB%5.4%
11.0%5.0%
Quality of contact
BABIP—
.270.330
GO/AO1.31
0.801.60
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