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| Name | Team | Age |
| Johnny Mierkowicz | Retired (2168, Age 36) | Died (2197, Age 65) |
| Drafted | Position | Bats/Throws |
| Round 5, Pick 78 (2154) |
RP | R/R |
| League | Option Years
|
Majors Service Time |
| Nomar Garciaparra League | 0 | 8 years (104 games) |
| Total Rating
|
Arm | Range |
| Contact vs R | Contact vs L | Speed |
| Power vs R | Power vs L | Bunting |
| Endurance | Velocity | Control |
| Leadership
|
Mentor Value
|
|
| Health
|
Injured Days
|
Birthday |
| 0 | 6/28/2132 | |
| WS Rings | WS Appearances | LCS Appearances |
| 0 | 1 | 3 |
| Alt Pos (---) | Alt Pos (---) | Alt Pos (---) |
| (0.0 %) | (0.0 %) | (0.0 %) |
Stats | Splits | Playoffs | Energy | Improvements | Past Skills | Awards | Batting | Fielding | Game Log
| Year | Type
|
Chances
|
Endurance | Velocity | Control | Total |
| 2154 | Minors | 24.00 | 1 / 3 | 0 / 8 | 2 / 13 | 3 / 24 |
| 2155 | Minors | 51.00 | 3 / 7 | 6 / 24 | 7 / 20 | 16 / 51 |
| 2156 | Minors | 54.00 | 0 / 2 | 6 / 35 | 2 / 17 | 8 / 54 |
| 2157 | Minors | 64.00 | 3 / 10 | 8 / 30 | 4 / 24 | 15 / 64 |
| 2158 | Minors | 68.00 | 1 / 3 | 5 / 34 | 5 / 31 | 11 / 68 |
| 2159 | Minors | 5.00 | 0 / 0 | 1 / 3 | 1 / 2 | 2 / 5 |
| 2159 | Majors | 41.52 | 2 / 7 | 2 / 16 | 1 / 18 | 5 / 41 |
| 2160 | Majors | 40.56 | 1 / 8 | 1 / 12 | 2 / 20 | 4 / 40 |
| 2161 | Majors | 38.81 | 3 / 8 | 1 / 18 | 2 / 12 | 6 / 38 |
| 2162 | Majors | 40.77 | 2 / 8 | 1 / 10 | 0 / 22 | 3 / 40 |
| 2163 | Majors | 36.65 | 0 / 5 | 2 / 17 | 0 / 14 | 2 / 36 |
| 2164 | Majors | 39.70 | 0 / 3 | 2 / 16 | 1 / 20 | 3 / 39 |
| 2165 | Majors | 46.46 | 1 / 12 | 0 / 16 | 2 / 18 | 3 / 46 |
| 2166 | Majors | 46.16 | -1 / 13 | -8 / 15 | -3 / 18 | -12 / 46 |
| 2167 | Majors | 20.84 | -1 / 0 | -6 / 6 | -1 / 14 | -8 / 20 |
| 2168 | Minors | 38.00 | 0 / 4 | 0 / 8 | 0 / 26 | 0 / 38 |
| 2168 | Majors | 26.00 | 0 / 0 | 3 / 16 | 0 / 10 | 3 / 26 |
| Total | 15 / 93 | 24 / 284 | 25 / 299 | 64 / 676 |
| Date | Transaction |
| 2168-11-01 | Johnny Mierkowicz has retired from the Free Agency Pool |
| 2168-08-10 | The Boston Swamp Dogs have waived Johnny Mierkowicz. |
| 2168-04-01 | The Boston Swamp Dogs have promoted Bill Daley to the major league team. The Boston Swamp Dogs have designated Johnny Mierkowicz for assignment. |
| 2167-05-02 | Johnny Mierkowicz of the Boston Swamp Dogs is injured and is expected to be out 44 days. |
| 2166-04-26 | Johnny Mierkowicz of the Boston Swamp Dogs is injured and is expected to be out 5 days. |
| 2165-09-30 | Johnny Mierkowicz of the Boston Swamp Dogs is injured and is expected to be out 37 days. |
| 2163-04-27 | Johnny Mierkowicz of the Boston Swamp Dogs is injured and is expected to be out 19 days. |
| 2162-06-13 | The Boston Swamp Dogs have re-claimed Johnny Mierkowicz from the waiver wire. |
| 2162-06-13 | The Boston Swamp Dogs have designated Johnny Mierkowicz for assignment. |
| 2159-04-19 | The Boston Swamp Dogs have promoted Johnny Mierkowicz to the major league team. |
| 2154-06-28 | The Boston Swamp Dogs have acquired Johnny Mierkowicz from the waiver wire. |
| 2154-04-01 | The Houston Apaches have waived Johnny Mierkowicz. |