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| Name | Team | Age |
| John Mercer | Retired (2014, Age 34) | Died (2047, Age 67) |
| Drafted | Position | Bats/Throws |
| Round 4, Pick 60 (2002) |
RP | R/R |
| League | Option Years
|
Majors Service Time |
| Reggie Jackson League | 0 | 2 years (81 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 | 6/22/1980 | |
| WS Rings | WS Appearances | LCS Appearances |
| 0 | 0 | 1 |
| 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 | Vs | G | IP | SO | BB | H | WHIP |
| 2006 | AHB | 8 | 10.0 | 10 | 9 | 21 | 3.00 |
| 2006 | HHB | 8 | 8.1 | 7 | 3 | 6 | 1.08 |
| 2006 | LHB | 14 | 9.2 | 7 | 10 | 18 | 2.90 |
| 2006 | RHB | 14 | 8.2 | 10 | 2 | 9 | 1.27 |
| 2007 | AHB | 15 | 15.0 | 9 | 6 | 27 | 2.20 |
| 2007 | HHB | 8 | 12.1 | 12 | 4 | 15 | 1.54 |
| 2007 | LHB | 20 | 12.0 | 10 | 6 | 25 | 2.58 |
| 2007 | RHB | 21 | 15.1 | 11 | 4 | 17 | 1.37 |
| 2008 | AHB | 3 | 5.2 | 5 | 3 | 8 | 1.94 |
| 2008 | HHB | 5 | 8.2 | 8 | 3 | 9 | 1.38 |
| 2008 | LHB | 7 | 7.0 | 6 | 4 | 10 | 2.00 |
| 2008 | RHB | 7 | 7.1 | 7 | 2 | 7 | 1.23 |
| 2010 | HHB | 2 | 4.2 | 2 | 3 | 5 | 1.71 |
| 2010 | LHB | 2 | 3.0 | 1 | 1 | 4 | 1.67 |
| 2010 | RHB | 2 | 1.2 | 1 | 2 | 1 | 1.80 |
| 2011 | AHB | 8 | 18.2 | 11 | 11 | 21 | 1.71 |
| 2011 | HHB | 3 | 8.0 | 7 | 5 | 9 | 1.75 |
| 2011 | LHB | 11 | 11.1 | 9 | 10 | 14 | 2.12 |
| 2011 | RHB | 11 | 15.1 | 9 | 6 | 16 | 1.43 |
| 2067 | AHB | 0 | 0.0 | 0 | 0 | 0 | 0.00 |
| 2067 | HHB | 0 | 0.0 | 0 | 0 | 0 | 0.00 |
| 2067 | LHB | 0 | 0.0 | 0 | 0 | 0 | 0.00 |
| 2067 | RHB | 0 | 0.0 | 0 | 0 | 0 | 0.00 |
| Total | AHB | 34 | 49.1 | 35 | 29 | 77 | 2.15 |
| Total | HHB | 26 | 42.0 | 36 | 18 | 44 | 1.48 |
| Total | LHB | 54 | 43.0 | 33 | 31 | 71 | 2.37 |
| Total | RHB | 55 | 48.1 | 38 | 16 | 50 | 1.37 |
| Total | 60 | 91.1 | 71 | 47 | 121 | 1.84 |
| Date | Transaction |
| 2014-11-01 | John Mercer has retired from the Philadelphia White Stockings |
| 2013-03-07 | The Philadelphia White Stockings have acquired John Mercer from the waiver wire. |
| 2011-05-19 | The Pittsburgh Bite have waived John Mercer. |
| 2011-05-15 | The Pittsburgh Bite have promoted Lou Bookman to the major league team. The Pittsburgh Bite have designated John Mercer for assignment. |
| 2010-09-29 | The Pittsburgh Bite have promoted John Mercer to the major league team. |
| 2010-09-29 | The Pittsburgh Bite have acquired John Mercer from the waiver wire. |
| 2008-05-19 | The Pittsburgh Bite have waived John Mercer. |
| 2008-05-15 | The Pittsburgh Bite have promoted Buzzy Reilley to the major league team. The Pittsburgh Bite have designated John Mercer for assignment. |
| 2006-03-07 | The Pittsburgh Bite have promoted John Mercer to the major league team. |
| 2005-04-08 | The Pittsburgh Bite have acquired John Mercer from the waiver wire. The Pittsburgh Bite have waived Aaron Walsh. |
| 2002-06-21 | The St. Louis Nightwolves have waived John Mercer. |
| 2002-04-08 | The St. Louis Nightwolves have acquired John Mercer from the waiver wire. |
| 2002-04-01 | The Boston Blues have waived John Mercer. |