| RK | SEASON | PLAYER | FRANCHISE | IP | W | SV | ER | HW | K | ERA | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1. | 2014 | YOVANI GALLARDO | Virginia Hat Lineup | 192.3 | 8 | 0 | 72 | 249 | 146 | 3.37 | 1.30 |
| 2. | 2013 | YOVANI GALLARDO | Colorado Wookiees | 128.3 | 8 | 0 | 67 | 190 | 101 | 4.70 | 1.48 |
| 3. | 2013 | YOVANI GALLARDO | Virginia Hat Lineup | 46.0 | 3 | 0 | 14 | 51 | 40 | 2.74 | 1.11 |
| 4. | 2013 | KYUJI FUJIKAWA | Down East Wood Ducks | 10.0 | 1 | 2 | 7 | 12 | 12 | 6.30 | 1.20 |
| 5. | 2013 | ROSS DETWILER | Washington Beltways | 66.3 | 2 | 0 | 29 | 100 | 37 | 3.94 | 1.51 |
| 6. | 2013 | ROSS OHLENDORF | Greendale Broken Arrows | 22.3 | 2 | 0 | 11 | 29 | 14 | 4.43 | 1.30 |
| 7. | 2013 | ALFREDO FIGARO | Down East Wood Ducks | 8.7 | 0 | 0 | 12 | 22 | 7 | 12.46 | 2.54 |