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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | EFF | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Jose Peraza | 1.052 | 2015-2023 | |
| 2 | Tyler Malone# | 1.045 | 2019-2025 | |
| 3 | Richie Martin# | 1.041 | 2018-2025 | |
| 4 | Dansby Swanson# | 1.038 | 2020-2025 | |
| 5 | Xavier Edwards# | 1.037 | 2022-2025 | |
| 6 | Jace Peterson# | 1.031 | 2015-2025 | |
| 7 | Noah Campbell# | 1.030 | 2021-2025 | |
| 8 | Johnny Randolph# | 1.024 | 2023-2025 | |
| 9 | J.P. Crawford# | 1.023 | 2015-2025 | |
| 10 | Riley Unroe# | 1.022 | 2020-2025 | |
| 11 | Orlando Fonseca# | 1.019 | 2021-2025 | |
| 12 | Trea Turner | 1.018 | 2015-2024 | |
| 13 | Corey Seager# | 1.016 | 2016-2025 | |
| 14 | Alex Bregman# | 1.013 | 2018-2024 | |
| 14 | Kevin Newman | 1.013 | 2017-2023 | |
| 16 | Amed Rosario# | 1.012 | 2019-2025 | |
| 17 | Jonathan Schoop | 1.007 | 2017-2025 | |
| 17 | Micah Johnson | 1.007 | 2017-2022 | |
| 17 | Javier Baez | 1.007 | 2015-2022 | |
| 20 | Kolten Wong | 1.004 | 2016-2023 | |
| 20 | Yoan Moncada# | 1.004 | 2016-2025 | |
| 22 | Brad Miller | 1.003 | 2015-2020 | |
| 23 | Tetsuto Yamada# | 1.000 | 2019-2025 | |
| 23 | Jose Altuve | 1.000 | 2015-2023 | |
| 25 | Addison Russell | .999 | 2016-2024 | |
| 26 | Joe Panik | .994 | 2015-2018 | |
| 27 | Mookie Betts | .993 | 2015-2023 | |
| 28 | Brendan Rodgers# | .991 | 2019-2025 | |
| 29 | Rougned Odor | .989 | 2015-2021 | |
| 30 | Starlin Castro | .980 | 2015-2023 | |
| 31 | Yulieski Gourriel | .966 | 2015-2020 | |
| 32 | Robinson Cano | .961 | 2015-2020 | |
| 33 | Steve Smith# | .945 | 2022-2025 | |
| 34 | Rogers Hornsby# | .929 | 2020-2025 |
