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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | SLG | YEAR | Open Career Leaderboard |
|---|---|---|---|---|
| 1 | Oswaldo Cabrera# | .5706 | 2019 | |
| 2 | Eric Brown Jr.# | .5210 | 2023 | |
| 3 | Leonardo Balcazar# | .5149 | 2025 | |
| 4 | Luis Jean | .4910 | 2021 | |
| 5 | Avery Romero | .4878 | 2016 | |
| 6 | Ty Young | .4876 | 2017 | |
| 7 | Christian Lopes | .4755 | 2015 | |
| 8 | Thomas Gavello# | .4694 | 2024 | |
| 9 | Brandon Drury# | .4693 | 2015 | |
| 10 | Alex Yarbrough | .4668 | 2014 | |
| 11 | Seth Lancaster | .4621 | 2020 | |
| 12 | Brett Pirtle | .4579 | 2017 | |
| 13 | Jose Rondon | .4543 | 2016 | |
| 14 | Jimmy Allen | .4510 | 2017 | |
| 15 | Tyler Friis | .4431 | 2021 | |
| 16 | William Bergolla# | .4396 | 2025 | |
| 17 | Jamari Baylor# | .4352 | 2024 | |
| 18 | Tanner Schobel# | .4296 | 2025 | |
| 19 | Jayce Easley# | .4279 | 2023 | |
| 20 | Seth Lancaster | .4147 | 2021 | |
| 21 | David Masters | .4089 | 2017 | |
| 22 | Alex Yarbrough | .4081 | 2015 | |
| 23 | Christian Lopes | .4050 | 2014 | |
| 24 | Luis Mendez | .3971 | 2016 | |
| 25 | Luis Mendez | .3968 | 2014 | |
| 26 | L.J. Mazzilli | .3546 | 2014 | |
| 27 | Joe Bennie | .3471 | 2017 | |
| 28 | Christian Lopes | .2989 | 2013 | |
| 29 | Zachary Babitt | .2743 | 2013 |
