 |
|
|
| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | ERA | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Mario Ruíz | 3.58 | 2023-2031 | |
| 2 | Francisco Barrios | 3.74 | 2020-2033 | |
| 3 | Victor Brey | 3.81 | 2021-2028 | |
| 4 | Dennis Brown | 3.95 | 2022-2030 | |
| 5 | Gary Barber# | 4.15 | 2021-2033 | |
| 6 | Chae-seong Kim# | 4.16 | 2023-2033 | |
| 7 | Claudio Díaz | 4.27 | 2022-2031 | |
| 8 | Jeff Schneider# | 4.52 | 2022-2028 | |
| 9 | Eduardo Capata# | 4.53 | 2019-2032 | |
| 10 | Pedro Pacheco | 4.54 | 2020-2032 | |
| 11 | Matt Davenport# | 4.59 | 2029-2034 | |
| 12 | Miguel Álvarez# | 4.72 | 2027-2033 | |
| 13 | José Salinas | 4.73 | 2017-2027 | |
| 14 | King Fletcher | 4.91 | 2023-2030 | |
| 15 | Willie Cameron | 5.35 | 2016-2031 | |
| 16 | Reynaldo Sánchez# | 5.78 | 2024-2032 | |
| 17 | Earl Brown | 6.00 | 2023-2031 | |
| 18 | Marcos Mesa | 6.01 | 2023-2030 |
