Show classic player card
Brett Butler League
4-1-2030
Wally Cooper Starting Pitcher
Retired (2026, Age 37)
CAREER BIOGRAPHICAL DATA
ERA 3.36 Total Rating B+   Bats/Throws R/R
W-L 281-147 Status Retired (2026) Option Years 0  
SV 1 Age 40 (OS 41) Date of Birth 09-04-1989
K 3162 Drafted Round 1, Pick 4
(2007)		 Majors Svc Time 15 years
(135 games)
IP 3810.2
WHIP 1.23
OFFENSE PITCHING MENTORING
Contact vs. R D- Contact vs. L D- Endurance B+   Ldrship D+
Power vs. R F  Power vs. L F  Velocity A-   Mentor Val C+
Speed D+ Bunt B  Control B 
POSITIONS DEFENSE/HEALTH POSTSEASON
 C * --- SS --- Range F  WS Rings 8
1B --- LF --- Arm D+ WS Appearances 8
2B --- CF ---   Health D+ LCS Appearances 10
3B --- RF ---   Injured Days 0 All Star Teams 6
* League requires 50% rating to start at catcher.

Year   Team W L G GS CG SHO SV BS IP H R ER HBP BB SO WHIP ERA Awards
2011 TEX
12
 12
32
32
0
0
0
 0
197.1
 179 87 79 3 69
163
1.26
3.60
2012 TEX
14
 6
36
29
3
2
1
 0
196.1
 194 96 90 6 73
155
1.36
4.13
2013 TEX
14
 13
36
36
2
1
0
 0
246.0
 216 117 112 3 100
202
1.28
4.10
2014 TEX
19
 11
35
35
3
1
0
 0
245.1
 230 107 101 4 74
213
1.24
3.71
2015 TEX
21
 7
36
36
2
1
0
 0
262.2
 211 82 77 1 77
231
1.10
2.64
2016 TEX
23
 6
36
36
3
1
0
 0
267.0
 243 109 98 2 97
231
1.27
3.30
2017 TEX
22
 6
35
35
3
1
0
 0
249.1
 213 87 84 2 79
214
1.17
3.03
2018 TEX
16
 11
34
34
3
2
0
 0
231.2
 175 93 92 4 93
179
1.16
3.57
2019 TEX
19
 6
28
28
4
1
0
 0
222.2
 174 68 60 2 90
184
1.19
2.43
2020 TEX
18
 10
34
34
4
1
0
 0
255.2
 197 100 90 3 84
206
1.10
3.17
2021 TEX
20
 11
35
35
2
1
0
 0
244.1
 233 105 102 5 97
211
1.35
3.76
2022 TEX
19
 13
37
37
7
1
0
 0
275.1
 226 111 102 2 98
236
1.18
3.33
2023 TEX
23
 4
35
35
3
2
0
 0
266.0
 227 75 70 4 76
208
1.14
2.37
2024 TEX
23
 4
35
35
3
0
0
 0
258.0
 220 87 82 2 94
206
1.22
2.86
2025 TEX
14
 11
35
35
1
0
0
 0
224.0
 234 121 108 6 90
178
1.45
4.34
2026 TEX-ATL
4
 16
28
26
2
1
0
 0
169.0
 184 84 77 5 55
145
1.41
4.10
2030
0
 0
0
0
0
0
0
 0
0.0
 0 0 0 0 0
0
0.00
0.00
Total
281
 147
547
538
45
16
1
 0
3810.2
 3356 1529 1424 54 1346
3162
1.23
3.36
Career Transactions
DateTransaction
2026-11-01Wally Cooper has retired from the Atlanta Micronauts
2026-07-15Trade #1484897 has been completed between the Texas Mavericks and the Atlanta Micronauts. The Atlanta Micronauts receive John Flood, Wally Cooper from the Texas Mavericks in exchange for Terry Lacy, Dain Barnhart, Draft Pick - 2027 Round 1 (ATL).
2019-07-20Wally Cooper of the Texas Mavericks is injured and is expected to be out 11 days.
2019-06-18Wally Cooper of the Texas Mavericks is injured and is expected to be out 20 days.
2013-06-15Wally Cooper of the Texas Mavericks has thrown a no-hitter against the Boston Bloviators.
2013-03-05The Texas Mavericks have promoted Wally Cooper to the major league team. The Texas Mavericks have promoted Clay Donaldson to the major league team. The Texas Mavericks have sent Denney Brock to the minors. The Texas Mavericks have sent Pete Pinson to the minors.
2012-09-18The Texas Mavericks have sent Wally Cooper to the minors.
2011-07-23The Texas Mavericks have promoted Wally Cooper to the major league team. The Texas Mavericks have designated Hank Ankiel for assignment.
2011-07-02The Texas Mavericks have promoted Hank Ankiel to the major league team. The Texas Mavericks have sent Wally Cooper to the minors.
2011-04-01The Texas Mavericks have promoted Wally Cooper to the major league team.
2011-03-07The Texas Mavericks have renamed Wally Corriden to Wally Cooper.
2010-04-01The Texas Mavericks have promoted Roy Etherton to the major league team. The Texas Mavericks have promoted Wade Hiller to the major league team. The Texas Mavericks have promoted Tom Pike to the major league team. The Texas Mavericks have promoted Hank Ankiel to the major league team. The Texas Mavericks have sent Chris Lipski to the minors. The Texas Mavericks have sent Steve Draper to the minors. The Texas Mavericks have sent Wally Corriden to the minors.
2010-03-01The Texas Mavericks have renamed W. Corriden(Det) to Wally Corriden.
2009-10-23The Texas Mavericks have promoted W. Corriden(Det) to the major league team. The Texas Mavericks have promoted Ted Heusser to the major league team. The Texas Mavericks have promoted C.W. Abernathy to the major league team. The Texas Mavericks have sent Allie Nicholson to the minors. The Texas Mavericks have sent Don Bernhardt to the minors. The Texas Mavericks have sent Roy Etherton to the minors.
2009-10-03Trade #1214734 has been completed between the Texas Mavericks and the Montreal Royals. The Montreal Royals receive from the Texas Mavericks in exchange for W. Corriden(Det).
2009-04-06Trade #1202055 has been completed between the Texas Mavericks and the Montreal Royals. The Montreal Royals receive W. Corriden(Det) from the Texas Mavericks in exchange for .
2008-10-03Trade #1200227 has been completed between the Detroit Chargers and the Montreal Royals. The Montreal Royals receive from the Detroit Chargers in exchange for Elio Smith(Det), W. Corriden(Det).
2008-04-15Trade #1187285 has been completed between the Detroit Chargers and the Montreal Royals. The Montreal Royals receive Elio Smith(Det), W. Corriden(Det) from the Detroit Chargers in exchange for .
2008-04-14The Detroit Chargers have promoted Ike Backman to the major league team. The Detroit Chargers have promoted Luis Fischer to the major league team. The Detroit Chargers have sent W. Corriden(Det) to the minors. The Detroit Chargers have sent Elio Smith(Det) to the minors.
2008-04-14The Detroit Chargers have renamed Walter Corriden to W. Corriden(Det).
2008-04-14Trade #1186956 has been completed between the Detroit Chargers and the Montreal Royals. The Montreal Royals receive Sam Grott, Dave Gessler, Charles Norris, Syd Shaute from the Detroit Chargers in exchange for Elio Smith, Walter Corriden.