 |
| |
| League History Index | Players | Teams | Managers | Leagues | Leaderboards | Awards | Accomplishments |
| Rank | Player | EFF | YEAR | Open Career Leaderboard |
|---|---|---|---|---|
| 1 | Rufus Thomas# | 1.039 | 1890 | |
| 2 | Ed Treadwell# | 1.002 | 1890 | |
| 2 | Dan Theobald# | 1.002 | 1890 | |
| 4 | Nate Vaughn# | 0.985 | 1890 | |
| 5 | Nate Hauser# | 0.982 | 1890 | |
| 6 | Oscar Foster# | 0.979 | 1890 | |
| 7 | Baptiste Cameron# | 0.975 | 1890 |
