 |
|
|
| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | ERA | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Alejandro Ramos# | 2.42 | 2021-2025 | |
| 2 | António Marés# | 2.47 | 2021-2022 | |
| 3 | Bob Browning# | 2.58 | 2023-2025 | |
| 4 | Ismael Lara# | 2.70 | 2024-2027 | |
| 5 | Armando Ortíz# | 2.71 | 2021-2025 | |
| 6 | Loren Berdine# | 2.77 | 2027-2029 | |
| 7 | Gabriel Escobar# | 2.97 | 2022-2025 | |
| 8 | Alberto Solís# | 2.99 | 2025-2027 | |
| 9 | José López# | 3.00 | 2026-2028 | |
| 10 | Morihiro Sai | 3.06 | 2025-2027 | |
| 11 | Hänsel Freeh | 3.09 | 2020-2021 | |
| 12 | Edward Scarborough# | 3.23 | 2026-2029 | |
| 13 | Sjoerd Reynoud# | 3.26 | 2027-2029 | |
| 14 | Josef Strolz# | 3.32 | 2023-2025 | |
| 15 | Pedro Adame# | 3.50 | 2026-2028 | |
| 16 | Zach Pinyerrel# | 3.93 | 2029-2031 | |
| 17 | Felipe Pereira# | 4.12 | 2024-2027 | |
| 18 | Kent Horton# | 4.26 | 2030-2032 | |
| 19 | Ryan Dull# | 4.89 | 2024-2028 |
