| RK | PLAYER | FRANCHISE | OPP | IP | W | SV | ER | HW | K | ERA | WHIP |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1. | LUIS CASTILLO (CIN) ^ | Carolina Thunderdogs | LAD | 6.1 | 1 | 0 | 1 | 5 | 9 | 1.42 | 0.79 |
| 2. | JOSE QUINTANA (CHC) ^ | Crowleys Ridge Roosters | MIL | 6.2 | 1 | 0 | 0 | 5 | 7 | 0.00 | 0.75 |
| 3. | MIKE FOLTYNEWICZ (ATL) ^ | Crowleys Ridge Roosters | @SF | 9.0 | 1 | 0 | 1 | 7 | 7 | 1.00 | 0.78 |
| 4. | MILES MIKOLAS (STL) ^ | Colorado Wookiees | PIT | 7.0 | 1 | 0 | 1 | 6 | 7 | 1.29 | 0.86 |
| 5. | JACOB DEGROM (NYM) ^ | Virginia Hat Lineup | MIA | 7.0 | 0 | 0 | 2 | 5 | 9 | 2.57 | 0.71 |
| 6. | ZACK GREINKE (ARI) ^ | Pasadena Marauding Gods | @COL | 6.2 | 1 | 0 | 3 | 6 | 5 | 4.05 | 0.90 |
| 7. | GREG HOLLAND (WSH) | Canandaigua Aces | @PHI | 2.0 | 0 | 1 | 0 | 4 | 4 | 0.00 | 2.00 |
| 8. | JOE MUSGROVE (PIT) ^ | Dabigu | @STL | 6.0 | 0 | 0 | 4 | 6 | 8 | 6.00 | 1.00 |
| 9. | JHOULYS CHACÍN (MIL) ^ | Virginia Hat Lineup | @CHC | 5.0 | 0 | 0 | 1 | 2 | 5 | 1.80 | 0.40 |
| 10. | JAKE ARRIETA (PHI) ^ | Canandaigua Aces | WAS | 5.0 | 0 | 0 | 3 | 5 | 7 | 5.40 | 1.00 |
| 11. | KIRBY YATES (SD) | Pasadena Marauding Gods | @SEA | 1.0 | 0 | 1 | 0 | 0 | 1 | 0.00 | 0.00 |
| 12. | PEDRO STROP (CHC) | Greendale Broken Arrows | MIL | 1.0 | 0 | 1 | 0 | 0 | 1 | 0.00 | 0.00 |
| 13. | RAISEL IGLESIAS (CIN) | Greendale Broken Arrows | LAD | 1.0 | 0 | 1 | 0 | 1 | 1 | 0.00 | 1.00 |
| 14. | SEAN DOOLITTLE (WSH) | Washington Beltways | @PHI | 1.0 | 0 | 1 | 1 | 2 | 2 | 9.00 | 2.00 |
| 15. | HYUN-JIN RYU (LAD) ^ | Colorado Wookiees | @CIN | 5.0 | 0 | 0 | 3 | 9 | 6 | 5.40 | 1.80 |
| 16. | HÉCTOR NERIS (PHI) | Cambridge Crunch | WAS | 1.0 | 0 | 0 | 0 | 1 | 2 | 0.00 | 1.00 |
| 17. | BUD NORRIS (STL) | Dabigu | PIT | 1.0 | 0 | 0 | 0 | 0 | 1 | 0.00 | 0.00 |
| 18. | PAT NESHEK (PHI) | Virginia Hat Lineup | WAS | 1.0 | 0 | 0 | 0 | 0 | 1 | 0.00 | 0.00 |
| 19. | ADAM OTTAVINO (COL) | Dabigu | ARI | 1.0 | 0 | 0 | 2 | 3 | 3 | 18.00 | 3.00 |
| 20. | JUSTIN WILSON (CHC) | Cambridge Crunch | MIL | 0.1 | 0 | 0 | 0 | 0 | 1 | 0.00 | 0.00 |
| 21. | JUNIOR GUERRA (MIL) | Cambridge Crunch | @CHC | 0.1 | 0 | 0 | 0 | 0 | 1 | 0.00 | 0.00 |
| 22. | ROBERT GSELLMAN (NYM) | Canandaigua Aces | MIA | 1.0 | 0 | 0 | 2 | 3 | 1 | 18.00 | 3.00 |
| 23. | NICK PIVETTA (PHI) ^ | Cambridge Crunch | WAS | 4.1 | 0 | 0 | 2 | 6 | 1 | 4.15 | 1.38 |
| 24. | DREW STECKENRIDER (MIA) | Canandaigua Aces | @NYM | 1.0 | 0 | 0 | 2 | 3 | 1 | 18.00 | 3.00 |
| 25. | SERANTHONY DOMÍNGUEZ (PHI) | Canandaigua Aces | WAS | 1.2 | 0 | 0 | 3 | 5 | 1 | 16.20 | 3.00 |
| 26. | TANNER ROARK (WSH) ^ | Washington Beltways | @PHI | 4.2 | 0 | 0 | 5 | 10 | 2 | 9.64 | 2.14 |
| 27. | LUKE WEAVER (STL) | Colorado Wookiees | PIT | 0.2 | 0 | 0 | 4 | 6 | 0 | 54.00 | 9.00 |