MLB Head-to-Head · Batter vs Pitcher

Wilyer Abreu vs Jack Flaherty

Platoon edge to the batter

Updated Jul 20, 2026

The Almanac's Take

Abreu holds the platoon edge as a lefty against Flaherty's right hand, and his season line backs it up — .264/.338/.456 with 15 home runs and a 10.1% walk rate across 405 PA. Flaherty's 4.09 ERA looks passable, but a 1.4 WHIP and 4.3 BB/9 signal real command inconsistency, and his 40.8% four-seamer usage gives Abreu a predictable look to hunt. The H2H is 11 PA — one hit, four strikeouts — which is noise, not a signal; the 89.1 mph average exit velocity at least suggests Abreu hasn't squared him up when they've met. The season and platoon read is where the actual case lives here.

Career head-to-head

AVG
.111
1-for-9
PA
11
HR
0
K
4
BB
2
Pitches seen
49
Avg exit velo
89.1 mph

Career meetings in the Statcast era (2015–present). Even a clear edge over a handful of plate appearances is a small sample — read it as color, not a projection.

Pitch mix to the batter

PitchCountShare
4-Seam Fastball2040.8%
Slider1530.6%
Knuckle Curve1122.4%
Sinker24.1%
Changeup12.0%

Plate-appearance log

  • 2026-05-06Strikeout · 4-Seam Fastball 94.7 mph
  • 2026-05-06Field Out · Slider 85.2 mph · 99.2 mph EV
  • 2026-05-06Strikeout · Slider 86.2 mph
  • 2026-04-20Walk · Slider 83.3 mph
  • 2026-04-20Field Out · Slider 84.0 mph · 96.3 mph EV
  • 2024-05-30Strikeout · Slider 84.8 mph
  • 2024-05-30Field Out · 4-Seam Fastball 93.9 mph · 59.8 mph EV
  • 2024-05-30Strikeout · Slider 83.7 mph
  • 2023-09-30Field Out · Knuckle Curve 76.8 mph · 84.2 mph EV
  • 2023-09-09Walk · Knuckle Curve 76.4 mph
  • 2023-09-09Single · Knuckle Curve 79.2 mph · 105.9 mph EV

Wilyer Abreu — Season

Slash
.264/.338/.456
OPS
.794
HR
15
RBI
50
SB
6
PA
405

Jack Flaherty — Season

ERA
4.09
WHIP
1.40
IP
73
SO
83
BB
35
K/9
10.3

Player pages