| Home | Teams and Players | Homerun Kings | Top Salaries | Top RBIs | Hall of Fame |
| First Name | Last Name | Given Name | Birth Year | Birth Month | Birth Day | Birth City | Birth Country | Height | Weight | Age | Bats | Throws |
| Mysterious | Walker | Frederick Mitchell | 1884 | 3 | 21 | Utica | USA | 70 | 185 | 73 | R | R |
| Year | Team | AB | HR | RBI | BA |
|---|---|---|---|---|---|
| 1910 | Cincinnati Reds | 1 | 0 | 0 | 0.0000 |
| 1912 | Cleveland Naps | 0 | 0 | 0 | 0.0000 |
| 1913 | Brooklyn Superbas | 18 | 0 | 3 | 0.1667 |
| 1914 | Pittsburgh Rebels | 53 | 0 | 1 | 0.1132 |
| 1915 | Brooklyn Tip-Tops | 27 | 0 | 1 | 0.2222 |
| Year | Team | W | L | G | SHO |
|---|---|---|---|---|---|
| 1910 | Cincinnati Reds | 0 | 0 | 1 | 0 |
| 1912 | Cleveland Naps | 0 | 0 | 1 | 0 |
| 1913 | Brooklyn Superbas | 1 | 3 | 11 | 0 |
| 1914 | Pittsburgh Rebels | 4 | 16 | 35 | 0 |
| 1915 | Brooklyn Tip-Tops | 2 | 4 | 13 | 0 |