Justin O'Brien
Retired
Justin O'Brien
OOTP Player Page
Birthdate:
July 14, 2003 (49 y, 5 m, 2 d)
Born In:
Eugene, OR, USA
Nationality:
American
Position:
P
Bats/Throws:
R/R
Height/Weight:
6'0"/200
Entry:
2026 Draft - Round: 25, Overall: 797, Team: Seattle Mariners
Contract:
Free Agent
ML Service Time:
None
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Career Minor League Stats

Team Year Age GS G IP W L SV BS K BB H HR K% BB% HR% LOB% GB% WHIP BABIP ERA FIP FIP- xFIP E-F WAR
Kane County - A - U25
KAN - A - U25
 2028 24 3 12 34.0 1 3 0 0 43 14 41 1 26.5% 8.64% 0.6% 66.5% 48.2% 1.62 .392 4.24 2.32 62 3.08 1.91 0.93
Kane County - A - U25
KAN - A - U25
 2027 23 0 31 65.2 1 3 0 1 80 50 91 10 23.2% 14.49% 2.9% 72.6% 56.8% 2.15 .422 6.72 5.74 140 4.61 0.98 -1.14
COL
 2026 22 14 14 97.1 5 6 0 0 84 46 95 13 19.5% 10.70% 3.0% 76.5% 0.0% 1.45 .288 4.25 0.61
Total - A
A
 3 43 99.2 2 6 0 1 123 64 132 11 24.3% 12.62% 2.2% 70.8% 53.9% 1.97 .412 5.87 4.57 114 4.09 1.30 -0.20
Total - COL
COL
 14 14 97.1 5 6 0 0 84 46 95 13 19.5% 10.70% 3.0% 76.5% 0.0% 1.45 .288 4.25 0.61
Total - Minors
Minors
 3 43 99.2 2 6 0 1 123 64 132 11 24.3% 12.62% 2.2% 70.8% 53.9% 1.97 .412 5.87 4.57 114 4.09 1.30 -0.20