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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | EFF | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Alberto Lucero | 1.107 | 1933-1937 | |
| 2 | Grant Lehman | 1.096 | 1926-1933 | |
| 3 | Francisco Rodríguez# | 1.066 | 1980-1985 | |
| 4 | Abdul-Ghafur bin Bahiyy al Din# | 1.045 | 1981-1988 | |
| 5 | Kokushi Wada# | 1.018 | 1983-1989 | |
| 6 | Tong Peng | 1.003 | 1911-1917 | |
| 7 | Lou Allan | 0.992 | 1975-1980 |
