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|
| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | ERA | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Steven Johnson | 4.281 | 2013-2017 | |
| 2 | Danny Rosenbaum | 4.438 | 2013-2015 | |
| 3 | Christian Bergman | 4.459 | 2014-2019 | |
| 4 | Jordan Yamamoto# | 4.593 | 2016-2023 | |
| 4 | Conner Menez# | 4.593 | 2019-2023 | |
| 6 | Casey Coleman# | 4.618 | 2013-2023 | |
| 7 | Thomas Eshelman# | 4.769 | 2016-2023 | |
| 8 | Carlos Contreras | 4.838 | 2014-2017 | |
| 9 | Sean Nolin | 4.844 | 2013-2015 | |
| 10 | Jason Hursh | 5.017 | 2014-2020 | |
| 11 | Deck McGuire | 5.082 | 2014-2019 | |
| 12 | Keury Mella# | 5.381 | 2018-2023 | |
| 13 | Taylor Hill | 5.432 | 2014-2018 | |
| 14 | Severino Gonzalez | 5.471 | 2014-2019 | |
| 15 | Tommy Milone# | 5.567 | 2018-2020 | |
| 16 | Sam Perez# | 5.750 | 2018-2023 | |
| 17 | Sam Howard# | 5.848 | 2017-2023 | |
| 18 | Austin Bibens-Dirkx | 6.424 | 2014-2018 | |
| 19 | Edgar Arredondo# | 6.555 | 2019-2023 |
