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| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | OBP | YEAR | Open Season Leaderboard |
|---|---|---|---|---|
| 1 | Rich Fraser | .4204 | 2012-2015 | |
| 2 | Michael Miller# | .4078 | 2015-2017 | |
| 3 | Chris Fields# | .4048 | 2013-2018 | |
| 4 | Carlos Ruíz# | .4033 | 2014-2017 | |
| 5 | Raúl Limón# | .4000 | 2015-2018 | |
| 6 | Martín García# | .3840 | 2013-2017 | |
| 7 | Fred Hayes | .3829 | 2012-2013 | |
| 8 | Ken Cooper | .3825 | 2013-2016 | |
| 9 | Jeff Kent# | .3782 | 2016-2017 | |
| 10 | Tim Tuttle# | .3767 | 2015-2016 | |
| 11 | Júlio García# | .3727 | 2015-2017 | |
| 12 | Michihiro Okamoto# | .3669 | 2017-2018 | |
| 13 | Jonathan Zimmerman# | .3663 | 2015-2018 | |
| 14 | Joe Calhoun# | .3620 | 2016-2018 | |
| 15 | Shunso Meshizuka# | .3590 | 2016-2018 | |
| 16 | Tadayuki Yamaguchi# | .3571 | 2014-2016 | |
| 17 | Elliott Hawkins# | .3560 | 2012-2017 | |
| 18 | Forrest Hodges# | .3538 | 2016-2017 | |
| 19 | John Whitehead# | .3508 | 2014-2015 | |
| 20 | Wilford Thompson# | .3505 | 2017-2018 | |
| 21 | Alberto Gonzáles# | .3503 | 2015-2016 | |
| 22 | Luis Rocha# | .3500 | 2014-2015 | |
| 23 | Júlio Valadez# | .3494 | 2013-2017 | |
| 24 | Eric Carlton# | .3493 | 2012-2018 | |
| 25 | Alfredo Torres# | .3485 | 2012-2015 | |
| 26 | Nathan Jones# | .3426 | 2015-2018 | |
| 27 | Richard Clark | .3415 | 2012-2015 | |
| 28 | Ramón Villa# | .3370 | 2012-2015 | |
| 29 | Chris Weir# | .3353 | 2014-2015 | |
| 30 | Steven Fisher | .3326 | 2013-2014 | |
| 31 | Alfred Cook# | .3149 | 2013-2018 | |
| 32 | Katsunan Mitzusaka# | .3134 | 2015-2018 |
