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Name Team Age
John Slayback Retired (2025, Age 36) Died (2063, Age 74)
Drafted Position Bats/Throws
Round 1, Pick 11
(2010)
RP R/R
League Option Years   Majors Service Time
Frank Thomas League 0 13 years (155 games)
Total Rating   Arm Range
68 47 6
Contact vs R Contact vs L Speed
7 8 38
Power vs R Power vs L Bunting
3 5 10
Endurance Velocity Control
45 54 83
Leadership   Mentor Value  
90 100
Health   Injured Days   Birthday
40 0 10/5/1989
WS Rings WS Appearances LCS Appearances
0 1 3
Alt Pos (---) Alt Pos (---) Alt Pos (---)
0 (0.0 %) 0 (0.0 %) 0 (0.0 %)

Stats  |   Splits  |   Playoffs  |   Energy  |   Improvements  |   Past Skills  |   Awards   |  Batting   |  Fielding   |  Game Log
Year   Team W L G GS CG SHO SV BS IP H R ER HBP BB SO WHIP ERA
2010 LAN 0 0 1 0 0 0 0 0 1.2 3 2 2 0 2 2 3.00 10.80
2012 LAN 6 1 67 0 0 0 0 1 85.1 105 54 45 3 38 57 1.68 4.75
2013 LAN 5 4 80 0 0 0 0 1 129.0 119 55 47 0 39 89 1.22 3.28
2014 LAN 12 4 72 0 0 0 0 2 116.0 119 62 53 3 36 78 1.34 4.11
2015 LAN 13 9 35 35 2 2 0 0 191.1 174 85 75 1 54 139 1.19 3.53
2016 LAN 14 6 38 33 4 3 0 0 206.1 209 93 87 1 69 144 1.35 3.79
2017 LAN 15 12 36 36 3 0 0 0 229.2 203 104 92 0 62 166 1.15 3.61
2018 LAN 14 15 36 36 3 0 0 0 224.0 203 103 86 1 72 161 1.23 3.46
2019 LAN 13 9 36 36 0 0 0 0 211.2 188 87 83 2 62 154 1.18 3.53
2020 LAN 5 20 37 37 0 0 0 0 203.1 212 116 113 1 65 151 1.36 5.00
2021 LAN 2 14 24 24 1 0 0 0 142.2 140 79 71 0 58 98 1.39 4.48
2022 SEA-NYA 13 10 34 34 3 2 0 0 241.2 197 93 87 2 65 186 1.08 3.24
2023 NYA 15 12 36 36 5 1 0 0 259.1 224 104 95 3 86 195 1.20 3.30
2024 NYA 9 7 72 0 0 0 5 3 78.1 79 34 30 1 22 58 1.29 3.45
2025 NYA 2 2 12 7 0 0 1 0 45.2 55 29 28 0 12 32 1.47 5.52
2075 0 0 0 0 0 0 0 0 0.0 0 0 0 0 0 0 0.00 0.00
Total 138 125 616 314 21 8 6 7 2366.0 2230 1100 994 18 742 1710 1.26 3.78
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.