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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | EFF | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Bobby Wallace# | 1.118 | 1894-1915 | |
| 2 | Jimmy Collins | 1.041 | 1895-1908 | |
| 3 | Larry Gardner# | 1.040 | 1908-1915 | |
| 4 | Lee Tannehill | 1.038 | 1903-1912 | |
| 4 | Ivy Olson# | 1.038 | 1911-1915 | |
| 4 | Art Devlin | 1.038 | 1904-1913 | |
| 7 | Mike Mowrey# | 1.036 | 1905-1915 | |
| 8 | Buck Herzog# | 1.033 | 1908-1915 | |
| 9 | Frank Baker# | 1.031 | 1908-1915 | |
| 10 | Todd Allen# | 1.028 | 1908-1915 | |
| 11 | George Moriarty# | 1.027 | 1903-1915 | |
| 12 | Bill Bradley | 1.020 | 1899-1909 | |
| 13 | Frank LaPorte | 1.016 | 1905-1913 | |
| 14 | Terry Turner# | 1.014 | 1901-1915 | |
| 14 | Red Smith# | 1.014 | 1911-1915 | |
| 16 | Tommy Sheehan | 1.012 | 1900-1908 | |
| 17 | Bobby Byrne# | 1.011 | 1907-1915 | |
| 18 | Wid Conroy | 1.008 | 1901-1911 | |
| 18 | Heinie Zimmerman# | 1.008 | 1907-1915 | |
| 18 | Sammy Strang | 1.008 | 1896-1908 | |
| 21 | Tommy Leach# | 1.004 | 1898-1915 | |
| 22 | Harry Wolverton | 1.000 | 1898-1912 | |
| 22 | Candy Jim Taylor# | 1.000 | 1907-1915 | |
| 24 | Lave Cross | 0.998 | 1887-1907 | |
| 24 | Harry Steinfeldt | 0.998 | 1898-1911 | |
| 26 | Bill Hinchman# | 0.997 | 1905-1915 | |
| 27 | John McGraw | 0.994 | 1891-1907 | |
| 28 | Art Phelan | 0.993 | 1910-1915 | |
| 28 | Charlie Irwin | 0.993 | 1893-1902 | |
| 30 | Roy Hartzell# | 0.991 | 1906-1915 | |
| 31 | Kid Elberfeld | 0.988 | 1898-1914 | |
| 32 | Otto Krueger | 0.986 | 1899-1905 | |
| 33 | Bill Coughlin | 0.979 | 1899-1908 | |
| 34 | Fred Hartman | 0.976 | 1894-1902 | |
| 34 | Doc Casey | 0.976 | 1898-1907 | |
| 36 | Hans Lobert# | 0.971 | 1903-1915 | |
| 37 | Ernie Courtney | 0.966 | 1902-1908 | |
| 38 | Art Hoelskoetter | 0.963 | 1905-1908 | |
| 39 | Harry Lord | 0.953 | 1907-1914 | |
| 40 | Barry McCormick | 0.916 | 1895-1904 | |
| 41 | Billy Clingman | 0.556 | 1890-1903 | |
| 42 | George Davis | 0.000 | 1890-1909 | |
| 42 | Bill Everitt | 0.000 | 1895-1901 | |
| 42 | Arlie Latham | 0.000 | 1880-1899 |
