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| Name | Team | Age |
| Jack Koster |  New York Bombers |
25 |
| Drafted | Position | Bats/Throws |
| Round 2, Pick 29 (2021) |
LF | L/R |
| League | Option Years
|
Majors Service Time |
| Bobby Doerr League | 0 | 0 years (85 games) |
| Total Rating
|
Arm | Range |
| Contact vs R | Contact vs L | Speed |
| Power vs R | Power vs L | Bunting |
| Endurance | Velocity | Control |
| Leadership
|
Mentor vs RHP
|
Mentor vs LHP
|
| Unknown | --- | --- |
| Health
|
Injured Days
|
Birthday |
| 0 | 1/22/2003 | |
| WS Rings | WS Appearances | LCS Appearances |
| 0 | 0 | 0 |
| Alt Pos (RF) | Alt Pos (---) | Alt Pos (---) |
| (96.3 %) | (0.0 %) | (0.0 %) |
Stats | Splits | Playoffs | Positions | Improvements | Past Skills | Awards | Fielding | Game Log
| Year | POS | Team | G | GS | INN | TC | PO | A | E | DP | +/- | RF
|
FPCT |
| 2027 | LF | NYN | 34 | 34 | 310.66 | 72 | 69 | 2 | 1 | 0 | -1 | 2.06 | .986 |
| 2028 | LF | NYN | 18 | 12 | 114.33 | 28 | 28 | 0 | 0 | 0 | 0 | 2.20 | 1.000 |
| Total | 52 | 46 | 424.99 | 100 | 97 | 2 | 1 | 0 | -1 | 2.10 | .990 |
| Date | Transaction |
| 2027-08-24 | The New York Bombers have promoted Kelvin Hallinan to the major league team. The New York Bombers have promoted Jack Koster to the major league team. The New York Bombers have designated Craig Landrum for assignment. The New York Bombers have designated Tom Schaffer for assignment. |