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|
| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | ERA | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Alin Oanta# | 3.61 | 2020-2027 | |
| 2 | John Hamilton# | 4.04 | 2019-2029 | |
| 3 | Cipriano Costa# | 4.08 | 2020-2029 | |
| 4 | Armando Hernández | 4.17 | 2020-2022 | |
| 5 | Eduardo Bravo# | 4.83 | 2025-2029 | |
| 5 | Ricky Jackson# | 4.83 | 2025-2029 | |
| 7 | Tony Madden | 5.73 | 2015-2021 | |
| 7 | Felipe Gutiérrez | 5.73 | 2016-2019 | |
| 9 | Eric Lang# | 6.31 | 2017-2021 |
