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Relief Pitcher · Seattle Mariners

Matt Brash

RHP · Throws Right · Age 28Reliever
ERA
0.54
FIP
–
IP
16.2
W-L
3-0
WHIP
0.84
K%
23.4
BB%
9.4
GB%
–
K/9
8.1
HR/9
0.0
Drafted by the San Diego Padres in 2019 (round 4), he was acquired by the Seattle Mariners via trade from the San Diego Padres in September 2020. He made his MLB debut on April 12, 2022.Facts: MLB StatsAPI (people · transactions)
No scheduled start today. The model projection and lineup matchup appear on start days.

Slider

SL · lead pitch

59% of pitches · .252 xwOBA allowed · 143 BIP · where it goes, what it costs

Pitcher Locations
where he throws it · catcher’s view
1%1%1%2%1%1%2%5%4%4%5%7%12%11%14%0%2%2%4%4%1%2%3%4%7%
Rare 0% · Common 10% · Very common 20%+
xwOBA Allowed
damage done by zone · all batters
.701.691–.002–.000–.169.204.104.508.289.323.258.146–.393.289.371.432.701.358.136.220.006
Cold .200 · Avg .310 · Hot .500+
Expected Damage
locations × damage zones
.009.007–.000–.000–.009.009.005.027.021.037.029.020–.006.006.015.019.005.006.005.008.000
Low risk · Average · High-risk zone
Slider (59% usage) has allowed .252 xwOBA over 143 balls in play — his most-used pitch.

Arsenal

usage × whiff, ranked

6 pitch types · 1,148-pitch sample · 2026/2025 blend, weighted 4/3/1

Slider SL
59% usage · 35% whiff · .252 xwOBA · 86.6 mph
Sinker SI
22% usage · 7% whiff · .382 xwOBA · 96.9 mph
Changeup CH
13% usage · 38% whiff · .269 xwOBA · 90.3 mph
Four-Seam Fastball FF
5% usage · 31% whiff · .337 xwOBA
Unknown UN
1% usage
Knuckle Curve KC
1% usage · .443 xwOBA
Whiff% Trend
last 8 outings · by pitch · min 5 swings per point
203040506070804/284/295/205/225/296/16/66/8
SliderSinkerChangeup
Hand Splits
K% + xwOBA allowed by batter side · 2026/2025 blend, weighted 4/3/1
SplitK%xwOBASample
vs. LHB27 .278 125
vs. RHB26.3 .306 129
Live · client-hydrated

Market lines

current pick’em lines by book · updates through the day

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Live · client-hydrated

DFS picks

today’s picks for this pitcher, probability-sorted · graded nightly

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