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| Name | Team | Age |
| Bill Mumphrey | Retired (2028, Age 35) | 60 |
| Drafted | Position | Bats/Throws |
| Round 3, Pick 47 (2014) |
RP | R/R |
| League | Option Years
|
Majors Service Time |
| Greg Maddux League | 0 | 4 years (64 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 | 9/9/1993 | |
| WS Rings | WS Appearances | LCS Appearances |
| 0 | 0 | 0 |
| 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 | Endurance | Velocity | Control |
| 2014 | |||
| 2015 | |||
| 2016 | |||
| 2017 | |||
| 2018 | |||
| 2019 | |||
| 2020 | |||
| 2021 | |||
| 2022 | |||
| 2023 | |||
| 2024 | |||
| 2025 | |||
| 2026 | |||
| 2027 | |||
| 2028 |
| Date | Transaction |
| 2028-11-01 | Bill Mumphrey has retired from the Free Agency Pool |
| 2028-04-14 | The Detroit Light Guard have waived Bill Mumphrey. |
| 2028-04-01 | The Detroit Light Guard have promoted Clarence Rosen to the major league team. The Detroit Light Guard have promoted Tim Incaviglia to the major league team. The Detroit Light Guard have designated Bill Weatherly for assignment. The Detroit Light Guard have designated Bill Mumphrey for assignment. |
| 2027-05-10 | Bill Mumphrey of the Detroit Light Guard is injured and is expected to be out 29 days. |
| 2026-08-21 | Bill Mumphrey of the Detroit Light Guard is injured and is expected to be out 24 days. |
| 2026-04-11 | The Detroit Light Guard have promoted Bill Mumphrey to the major league team. The Detroit Light Guard have designated Jim Carlton for assignment. |
| 2026-04-11 | The Detroit Light Guard have acquired Bill Mumphrey from the waiver wire. |
| 2026-04-01 | The Kansas City Devils have waived Bill Mumphrey. |
| 2026-03-25 | The Kansas City Devils have designated Lou Sierra for assignment. The Kansas City Devils have sent Loren Doyle to the minors. The Kansas City Devils have designated Bill Mumphrey for assignment. |
| 2025-09-03 | The Kansas City Devils have promoted Bill Mumphrey to the major league team. |
| 2025-03-25 | The Kansas City Devils have designated Bill Mumphrey for assignment. The Kansas City Devils have sent Art Waitkus to the minors. |
| 2024-08-30 | The Kansas City Devils have promoted Bill Mumphrey to the major league team. |
| 2024-07-05 | The Kansas City Devils have designated Bill Mumphrey for assignment. |
| 2023-09-05 | The Kansas City Devils have promoted Bill Mumphrey to the major league team. The Kansas City Devils have sent Brock Walsh to the minors. |
| 2023-03-25 | The Kansas City Devils have promoted Brock Walsh to the major league team. The Kansas City Devils have designated Bill Mumphrey for assignment. |
| 2021-05-05 | The Kansas City Devils have promoted Bill Mumphrey to the major league team. |
| 2021-04-01 | The Kansas City Devils have acquired Bill Mumphrey from the waiver wire. |
| 2018-04-01 | The Milwaukee Brewers have waived Bill Mumphrey. |
| 2017-05-25 | The Milwaukee Brewers have acquired Bill Mumphrey from the waiver wire. |
| 2016-04-01 | The San Francisco Funbaggers have waived Bill Mumphrey. |
| 2014-07-21 | The San Francisco Funbaggers have acquired Bill Mumphrey from the waiver wire. The San Francisco Funbaggers have waived Larry Clay. |
| 2014-06-19 | The Montreal Militia have waived Bill Mumphrey. |