Show modern player card
| Name | Team | Age |
| Joe Mercer |  Kansas City Royals |
34 |
| Drafted | Position | Bats/Throws |
| Round 5, Pick 75 (2017) |
SP | L/L |
| League | Option Years
|
Majors Service Time |
| Bobby Doerr League | 0 | 2 years (68 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 | 4/12/1994 | |
| 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
| Date | Opponent | W | L | GS | SV | BS | IP | H | R | ER | BB | SO | WHIP | ERA |
| 06/10/2028 | NYA | 0 | 0 | 1 | 0 | 0 | 2.2 | 6 | 4 | 4 | 1 | 2 | 2.63 | 13.50 |
| 06/05/2028 | MIN | 0 | 0 | 1 | 0 | 0 | 8.0 | 4 | 1 | 1 | 1 | 6 | 0.63 | 1.13 |
| 05/31/2028 | CLE | 0 | 0 | 1 | 0 | 0 | 6.0 | 8 | 3 | 1 | 1 | 2 | 1.50 | 1.50 |
| 05/26/2028 | OAK | 0 | 0 | 1 | 0 | 0 | 6.0 | 2 | 2 | 2 | 3 | 2 | 0.83 | 3.00 |
| 05/21/2028 | TOR | 0 | 0 | 1 | 0 | 0 | 4.2 | 13 | 14 | 9 | 3 | 4 | 3.43 | 17.36 |
| 05/15/2028 | NYA | 0 | 0 | 1 | 0 | 0 | 4.0 | 6 | 3 | 3 | 1 | 4 | 1.75 | 6.75 |
| 05/07/2028 | CLE | 0 | 0 | 1 | 0 | 0 | 6.2 | 3 | 4 | 4 | 3 | 3 | 0.90 | 5.40 |
| 05/02/2028 | OAK | 0 | 0 | 1 | 0 | 0 | 4.2 | 4 | 3 | 3 | 3 | 7 | 1.50 | 5.79 |
| 04/27/2028 | TOR | 0 | 0 | 1 | 0 | 0 | 7.0 | 5 | 1 | 1 | 1 | 4 | 0.86 | 1.29 |
| 04/20/2028 | MIN | 0 | 0 | 1 | 0 | 0 | 5.1 | 8 | 4 | 4 | 2 | 6 | 1.88 | 6.75 |
| 04/15/2028 | TEX | 0 | 0 | 1 | 0 | 0 | 6.0 | 6 | 2 | 2 | 2 | 4 | 1.33 | 3.00 |
| 04/10/2028 | OAK | 0 | 0 | 1 | 0 | 0 | 4.0 | 4 | 3 | 3 | 1 | 3 | 1.25 | 6.75 |
| 04/04/2028 | TB | 0 | 0 | 1 | 0 | 0 | 5.1 | 7 | 3 | 3 | 2 | 6 | 1.69 | 5.06 |
| Date | Transaction |
| 2026-03-25 | The Kansas City Royals have promoted Ernie Cain to the major league team. The Kansas City Royals have promoted Joe Mercer to the major league team. The Kansas City Royals have designated Dave Jones for assignment. |
| 2024-04-01 | The Kansas City Royals have acquired Joe Mercer from the waiver wire. |
| 2017-04-01 | The San Francisco Giants have acquired George Stremmel from the waiver wire. The San Francisco Giants have waived Joe Mercer. |