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Frank Thomas League
4-15-2075
John Slayback Relief Pitcher
Retired (2025, Age 36)
CAREER BIOGRAPHICAL DATA
ERA 3.78 Total Rating 68   Bats/Throws R/R
W-L 138-125 Status Deceased (2063) Option Years 0  
SV 6 Age at Death 74 Date of Birth 10-05-1989
K 1710 Drafted Round 1, Pick 11
(2010)		 Majors Svc Time 13 years
(155 games)
IP 2366.0
WHIP 1.26
OFFENSE PITCHING MENTORING
Contact vs. R 7 Contact vs. L 8 Endurance 45   Ldrship 90
Power vs. R 3 Power vs. L 5 Velocity 54   Mentor Val 100
Speed 38 Bunt 10 Control 83
POSITIONS DEFENSE/HEALTH POSTSEASON
 C * --- SS --- Range 6 WS Rings 0
1B --- LF --- Arm 47 WS Appearances 1
2B --- CF ---   Health 40 LCS Appearances 3
3B --- RF ---   Injured Days 0 All Star Teams 1
* League requires 50% rating to start at catcher.

 
Year Type OS Age Chances   Active GS Injured  Endurance   Velocity   Control   Total 
2010 Minors 21 65.00 1 / 3 5 / 22 8 / 40 14 / 65
2010 Majors 21 0.70 3 0 0 0 / 0 0 / 0 0 / 0 0 / 0
2011 Minors 22 57.00 1 / 2 6 / 20 11 / 35 18 / 57
2012 Minors 23 11.00 0 / 1 2 / 7 1 / 3 3 / 11
2012 Majors 23 45.81 141 0 0 2 / 10 4 / 12 4 / 23 10 / 45
2013 Majors 24 53.87 162 0 0 3 / 16 3 / 13 8 / 24 14 / 53
2014 Majors 25 51.95 162 0 0 2 / 14 3 / 18 0 / 19 5 / 51
2015 Majors 26 50.54 162 35 0 3 / 15 0 / 12 4 / 23 7 / 50
2016 Majors 27 51.77 162 33 0 0 / 10 2 / 20 4 / 21 6 / 51
2017 Majors 28 51.68 162 36 0 1 / 13 0 / 18 1 / 20 2 / 51
2018 Majors 29 51.32 162 36 0 0 / 16 0 / 14 1 / 21 1 / 51
2019 Majors 30 50.47 162 36 0 2 / 13 0 / 19 0 / 18 2 / 50
2020 Majors 31 49.97 162 37 0 1 / 6 0 / 21 0 / 22 1 / 49
2021 Majors 32 38.44 131 24 31 1 / 6 0 / 16 1 / 16 2 / 38
2022 Majors 33 52.30 162 34 0 1 / 9 2 / 19 1 / 24 4 / 52
2023 Majors 34 53.65 162 36 0 -5 / 13 -8 / 15 -5 / 25 -18 / 53
2024 Majors 35 41.58 162 0 0 -1 / 7 -1 / 15 -2 / 19 -4 / 41
2025 Majors 36 21.35 162 7 0 -2 / 0 -5 / 11 -2 / 10 -9 / 21
Total 2219 314 31 10 / 154 13 / 272 35 / 363 58 / 789
Career Transactions
DateTransaction
2025-11-01John Slayback has retired from the New York knights
2022-04-20A trade has been completed between the New York knights and the Seattle Rainiers of Tacoma. The Seattle Rainiers of Tacoma receive Marv Maloney, Jim Allen from the New York knights in exchange for John Slayback. Protest This Trade.
2022-04-11The Seattle Rainiers of Tacoma have placed John Slayback on the trade block.
2022-03-26The Seattle Vampires have drafted John Slayback #15 overall in the Expansion Draft.
2021-06-01John Slayback of the Los Angeles Blue Devils is injured and is expected to be out 35 days.
2012-04-25The Los Angeles Blue Devils have promoted Craig Joost to the major league team. The Los Angeles Blue Devils have promoted John Slayback to the major league team. The Los Angeles Blue Devils have promoted Fred Easterly to the major league team. The Los Angeles Blue Devils have sent Pat Trowbridge to the minors. The Los Angeles Blue Devils have sent Terry Ulisney to the minors. The Los Angeles Blue Devils have sent George Fulgham to the minors.
2010-04-05The Los Angeles Blue Devils have promoted Leo Irwin to the major league team. The Los Angeles Blue Devils have promoted Oswaldo Toney to the major league team. The Los Angeles Blue Devils have sent John Slayback to the minors. The Los Angeles Blue Devils have sent Frankie Jackson to the minors.
2010-04-02The Los Angeles Blue Devils have auto-promoted John Slayback to the major leagues.