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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | OBP | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Robert Sumption | .3927 | 2014-2019 | |
| 2 | Mitsuzuka Kobayashi# | .3761 | 2020-2027 | |
| 3 | Ricardo Ramírez | .3740 | 2015-2021 | |
| 4 | Jeffrey Bath# | .3722 | 2020-2027 | |
| 5 | Dave Guenette | .3596 | 2015-2023 | |
| 6 | Hidekazu Takeuchi# | .3548 | 2020-2025 | |
| 7 | Tzu-yu Xuan# | .3545 | 2023-2027 | |
| 8 | Oscar Compton# | .3539 | 2017-2023 | |
| 9 | Ralph Heyrick | .3498 | 2015-2022 | |
| 10 | Kendrick Lane | .3469 | 2015-2020 | |
| 11 | Rick Banks# | .3468 | 2021-2027 | |
| 12 | Edwin Pratt# | .3453 | 2019-2025 | |
| 13 | Lance Hartman | .3282 | 2015-2023 | |
| 14 | Juan Fajardo | .3260 | 2018-2022 | |
| 15 | Álex Contreras# | .3203 | 2020-2027 |
