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|
| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | ERA | YEAR | Open Postseason Leaderboard |
|---|---|---|---|---|
| 1 | William Cuevas# | 3.024 | 2016-2024 | |
| 2 | Carl Edwards Jr.# | 3.273 | 2015-2016 | |
| 3 | Tyler Thornburg | 3.533 | 2013-2014 | |
| 4 | Eric Hacker | 3.957 | 2016-2020 | |
| 5 | Ryan Carpenter# | 4.655 | 2013-2023 | |
| 6 | Tejay Antone# | 4.989 | 2018-2024 |
