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Duke Snider League
3-1-2079
Rolla Kolloway Relief Pitcher
Retired (2026, Age 35)
CAREER BIOGRAPHICAL DATA
ERA 5.40 Total Rating B    Bats/Throws R/R
W-L 62-113 Status Deceased (2069) Option Years 0  
SV 1 Age at Death 78 Date of Birth 08-04-1991
K 1260 Drafted Round 3, Pick 46
(2009)		 Majors Svc Time 10 years
(56 games)
IP 1459.2
WHIP 1.58
OFFENSE PITCHING MENTORING
Contact vs. R F  Contact vs. L F  Endurance C    Ldrship B 
Power vs. R D- Power vs. L F  Velocity A    Mentor Val A 
Speed C+ Bunt C  Control C+
POSITIONS DEFENSE/HEALTH POSTSEASON
 C * --- SS --- Range D- WS Rings 0
1B --- LF --- Arm D  WS Appearances 0
2B --- CF ---   Health B- LCS Appearances 0
3B --- RF ---   Injured Days 0 All Star Teams 0
* 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 DET
0
 4
4
4
0
0
0
 0
21.2
 35 23 18 0 12
15
2.17
7.48
2013 DET
0
 2
7
0
0
0
0
 0
6.1
 13 13 13 0 7
2
3.16
18.47
2014 DET
2
 5
11
9
0
0
0
 0
54.1
 63 40 35 4 29
41
1.69
5.80
2015 DET
4
 12
26
21
0
0
0
 0
125.0
 158 98 94 5 63
116
1.77
6.77
2016 DET
0
 1
8
0
0
0
0
 0
9.2
 10 8 8 0 7
13
1.76
7.45
2017 DET
5
 1
28
6
1
1
0
 0
69.2
 66 40 40 2 32
58
1.41
5.17
2018 DET-LAA
1
 12
18
17
0
0
0
 0
77.1
 108 71 62 4 44
70
1.97
7.22
2019 LAA
4
 14
33
33
0
0
0
 0
168.1
 187 105 92 3 72
136
1.54
4.92
2020 LAA
3
 14
28
26
0
0
0
 0
125.2
 140 90 85 5 58
116
1.58
6.09
2021 LAA
10
 12
27
27
5
0
0
 0
164.2
 195 108 98 4 83
142
1.69
5.36
2022 LAA
9
 10
32
32
3
1
0
 0
201.0
 188 87 86 2 77
164
1.32
3.85
2023 LAA
6
 14
29
29
2
0
0
 0
171.1
 184 117 98 5 61
139
1.43
5.15
2024 LAA
9
 12
32
32
2
0
0
 0
189.1
 209 123 105 3 93
174
1.60
4.99
2025 LAA
9
 0
53
0
0
0
1
 1
73.1
 77 40 40 2 29
73
1.45
4.91
2026 LAA
0
 0
3
0
0
0
0
 0
2.0
 1 1 1 0 0
1
0.50
4.50
2079
0
 0
0
0
0
0
0
 0
0.0
 0 0 0 0 0
0
0.00
0.00
Total
62
 113
339
236
13
2
1
 1
1459.2
 1634 964 875 39 667
1260
1.58
5.40
Career Transactions
DateTransaction
2026-11-01Rolla Kolloway has retired from the Oakland PREDATOR
2026-04-08The Los Angeles PREDATOR have promoted Mitsuo Furukawa to the major league team. The Los Angeles PREDATOR have designated Rolla Kolloway for assignment.
2024-04-01The Los Angeles Lime Rockies have re-claimed Rolla Kolloway from the waiver wire.
2024-04-01The Los Angeles Lime Rockies have designated Rolla Kolloway for assignment. The Los Angeles Lime Rockies have designated Ken Garibaldi for assignment.
2021-08-29The Los Angeles Lime Rockies have removed Rolla Kolloway from the trade block.
2021-06-08The Los Angeles Lime Rockies have placed Rolla Kolloway on the trade block.
2021-03-01The Los Angeles Lime Rockies have removed Rolla Kolloway from the trade block.
2020-04-22The Los Angeles Lime Rockies have placed Rolla Kolloway on the trade block.
2019-09-07The Los Angeles Lime Rockies have removed Rolla Kolloway from the trade block.
2019-04-20The Los Angeles Lime Rockies have placed Rolla Kolloway on the trade block.
2018-06-25The Los Angeles Lime Rockies have promoted Rolla Kolloway to the major league team.
2018-06-15The Los Angeles Lime Rockies have acquired Rolla Kolloway from the waiver wire.
2018-05-31The Detroit Twins have acquired George James from the waiver wire. The Detroit Twins have waived Rolla Kolloway.
2018-04-27The Detroit Twins have promoted Spencer Rawley to the major league team. The Detroit Twins have promoted Steve Erstad to the major league team. The Detroit Twins have sent Buck Lloyd to the minors. The Detroit Twins have designated Rolla Kolloway for assignment.
2017-08-25Rolla Kolloway of the Detroit Twins is injured and is expected to be out 14 days.
2017-03-07The Detroit Twins have promoted Rolla Kolloway to the major league team. The Detroit Twins have designated Steve Valentine for assignment.
2016-05-19The Detroit Twins have promoted Jim Hardy to the major league team. The Detroit Twins have designated Rolla Kolloway for assignment.
2015-04-14The Detroit Twins have promoted Rolla Kolloway to the major league team. The Detroit Twins have designated Steve Toole for assignment.
2014-10-22The Detroit Twins have sent Rolla Kolloway to the minors. The Detroit Twins have sent Eric Monbouquette to the minors. The Detroit Twins have sent Doug Leiper to the minors.
2014-08-06The Detroit Twins have promoted Rolla Kolloway to the major league team. The Detroit Twins have promoted Bill Humphries to the major league team. The Detroit Twins have promoted Steve Erstad to the major league team. The Detroit Twins have designated Al Davis for assignment.
2013-09-19The Detroit Twins have promoted Jason Hughes to the major league team. The Detroit Twins have sent Rolla Kolloway to the minors.
2013-09-02The Detroit Twins have promoted Steve Erstad to the major league team. The Detroit Twins have promoted Rolla Kolloway to the major league team.
2012-03-01The Detroit Twins have sent Rolla Kolloway to the minors. The Detroit Twins have sent Paul Roa to the minors. The Detroit Twins have sent Ellie Hinch to the minors.
2011-09-13The Detroit Golden Eagles have promoted Rolla Kolloway to the major league team. The Detroit Golden Eagles have promoted Gair Sparks to the major league team.
2011-09-13The Detroit Golden Eagles have acquired Rolla Kolloway from the waiver wire.
2011-09-09The St. Louis Hammers have waived Rolla Kolloway.
2011-04-10Trade #1140257 has been completed between the Pittsburgh Pirates and the St. Louis Hammers. The St. Louis Hammers receive Lee Aaron, Maurice Davis, Osvaldo Milosevich, Rolla Kolloway from the Pittsburgh Pirates in exchange for John Powell , George Spencer. Protest This Trade.
2009-04-02The Pittsburgh Pirates have promoted Steve Hooper to the major league team. The Pittsburgh Pirates have promoted Johnny Velarde to the major league team. The Pittsburgh Pirates have sent Rolla Kolloway to the minors.
2009-04-01The Pittsburgh Pirates have auto-promoted Rolla Kolloway to the major leagues.