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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | ERA | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Jesús Cruz# | 2.15 | 2034-2036 | |
| 2 | Wilson Valenzuela# | 2.63 | 2032-2033 | |
| 3 | Armando Álvarez# | 2.72 | 2033-2035 | |
| 4 | Ramón Gálvez | 2.93 | 2032-2033 | |
| 5 | Leo Madaev# | 3.09 | 2037-2040 | |
| 6 | Maximiano Agostinho# | 3.37 | 2035-2037 | |
| 7 | Kini Grinter# | 3.44 | 2032-2035 | |
| 7 | Yeow-whye Gao# | 3.44 | 2034-2035 | |
| 9 | Biff Pocoroba# | 3.58 | 2036-2038 | |
| 10 | Robert Alves | 3.59 | 2033-2035 | |
| 11 | Clinton Repetto# | 3.69 | 2037-2038 | |
| 12 | Mike Bennett# | 3.70 | 2037-2038 | |
| 13 | Willis Pittman | 3.76 | 2032-2034 | |
| 14 | Tim Wallace# | 3.87 | 2034-2037 | |
| 15 | Guus Danen# | 3.89 | 2032-2035 | |
| 16 | Tony De Jesús# | 4.08 | 2038-2040 | |
| 17 | Toshinobu Nakamura# | 4.23 | 2036-2039 | |
| 18 | Freddy Howe | 4.66 | 2036-2039 | |
| 19 | Calle Lagerkvist# | 4.67 | 2032-2034 |
