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MLB player profile

Isaac Mattson

Current club

Seattle Mariners

Season spotlight

ERA
5.352026

Uniform

Bats

Right

Throws

Right

Player profile

Age

31

Born

Erie, PA, USA

Height

6' 2"

MLB debut

May 7, 2021

Birth date

July 14, 1995

Weight

214

Verified source

MLB Stats API

·

November 14, 2026 · 2:05 am EST Open official record ↗

Current season line

2026

G

38

GS

0

IP

38.2

W

0

L

0

ERA

5.35

WHIP

1.60

SO

36

SV

0

HLD

8

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