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Relief Pitcher · Miami Marlins

Michael Petersen

RHP · Throws Right · Age 32Reliever
ERA
3.54
FIP
–
IP
53.1
W-L
2-3
WHIP
1.09
K%
29.2
BB%
10.2
GB%
–
K/9
10.6
HR/9
0.8
He was acquired by the Miami Marlins via trade from the Atlanta Braves in July 2025. He made his MLB debut on June 18, 2024.Facts: MLB StatsAPI (people · transactions)
No scheduled start today. The model projection and lineup matchup appear on start days.

Four-Seam Fastball

FF · lead pitch

59% of pitches · .314 xwOBA allowed · 232 BIP · where it goes, what it costs

Pitcher Locations
where he throws it · catcher’s view
3%6%8%4%1%5%8%9%4%2%4%9%14%9%3%1%1%3%1%1%0%1%2%1%1%
Rare 0% · Common 10% · Very common 20%+
xwOBA Allowed
damage done by zone · all batters
.440.218.167.444.689.294.351.381.020.355.328.377.391.214.558––.282–––.813.739.394–
Cold .200 · Avg .310 · Hot .500+
Expected Damage
locations × damage zones
.015.013.013.018.007.015.027.033.001.006.012.035.053.019.017––.010–––.007.013.005–
Low risk · Average · High-risk zone
Four-Seam Fastball (59% usage) has allowed .314 xwOBA over 232 balls in play — his most-used pitch.

Arsenal

usage × whiff, ranked

5 pitch types · 1,605-pitch sample · 2026/2025/2024 blend, weighted 4/3/1

Four-Seam Fastball FF
59% usage · 20% whiff · .314 xwOBA · 97.8 mph
Slider SL
30% usage · 30% whiff · .302 xwOBA · 87.2 mph
Changeup CH
10% usage · 27% whiff · .251 xwOBA · 89.4 mph
Unknown UN
1% usage
Sinker SI
1% usage · .250 xwOBA
Whiff% Trend
last 8 outings · by pitch · min 5 swings per point
0102030407/308/28/78/98/118/158/168/18
Four-Seam FastballSliderChangeup
Hand Splits
K% + xwOBA allowed by batter side · 2026/2025/2024 blend, weighted 4/3/1
SplitK%xwOBASample
vs. LHB24.3 .337 200
vs. RHB29.5 .263 172
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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