 |
|
|
| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| League | Level | From-To | Parent League |
|---|---|---|---|
| Off Topic Baseball League 2 | MLB | 2007-2053 | |
| Nippon Professional Baseball League | MLB | 2007-2019 | |
| Mexican League | INT | 2007-2019 | |
| Premadonna League (AAA) | AAA | 2007-2053 | Off Topic Baseball League 2 |
| BLOC League (AA) | AA | 2007-2053 | Off Topic Baseball League 2 |
| Hate Brigade League (A) | A | 2007-2053 | Off Topic Baseball League 2 |
| NCAA Division I Baseball | COL | 2007-2012 | Off Topic Baseball League 2 |
| OTBL2 High School | HS | 2007-2011 | Off Topic Baseball League 2 |
| League of Ordinary Gentlemen (R) | R | 2008-2053 | Off Topic Baseball League 2 |
| Blackberry Prevaricator League (LOW A) | S A | 2011-2053 | Off Topic Baseball League 2 |
| NPB Farm League | AAA | 2012-2019 | |
| OTBL2 Future Champions League | HS | 2012-2016 | Off Topic Baseball League 2 |
| NCAA Division I Baseball | COL | 2013-2016 | Off Topic Baseball League 2 |
| Nippon Professional Baseball League | INT | 2020-2023 | |
| European Baseball League | INT | 2050-2053 |
