Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
1. Feliz, Neftali Washington Angry Ducks 0.33
2. Miller, Andrew Chester Springs Menjai 0.42
3. Boxberger, Brad Asbury Park LUMPEN PROLS 0.44
4. Saito, Takashi Chicago Colts 0.45
5. Saito, Takashi Ladson Dodgers 0.46
6. Papelbon, Jonathan San Antonio Texans 0.46
7. Kimbrel, Craig That 70’s Team 0.46
8. Putz, J.J. Singapore Slingers 0.46
9. Doolittle, Sean Chester Springs Menjai 0.48
10. Pagan, Emilio Minnesota Moosehead 0.48
11. Hernandez, David Hagerstown Suns 0.48
12. Nen, Robb Mechanicsburg Downtowners 0.48
13. Eckersley, Dennis LaCrosse Loggers 0.49
14. Eckersley, Dennis WW Wolves 0.50
15. Holland, Greg Medway Mustangs 0.50
16. Percival, Troy Base Ball Homers 0.50
17. Rivera, Mariano Van Buren Boys 0.50
18. Uehara, Koji Village Falcons 0.51
19. Kimbrel, Craig Pope Pius Pals 0.51
20. Kimbrel, Craig Chittenango Diamonds 0.52
21. Jansen, Kenley Iowa Corn Pickers 0.52
22. Adams, Mike New York Knights 0.52
23. Uehara, Koji Iowa Corn Pickers 0.53
24. Kimbrel, Craig Erie Feds 0.53
25. Davis, Wade Brooklyn Excelsiors 0.53
26. Smith, Lee Singapore Straits Tigers 0.53
27. Gregerson, Luke Las Vegas Scorpions 0.53
28. Doolittle, Sean Jackson Heights Knights 0.53
29. Gagne, Eric Weesles Ripped My Flesh 0.54
30. Uehara, Koji Windsor Kick Aces 0.54
31. Doolittle, Sean American Pharoahs 0.54
32. Chapman, Aroldis Chicago Colts 0.54
33. Ottavino, Adam Iowa Fighting Pigs 0.54
34. Papelbon, Jonathan Westside Wolves 0.54
35. Hochevar, Luke Yellowstone Wolves 0.54
36. Edwards, Carl Deep Blue Sharks 0.55
37. Zimmerman, Jeff Baltimore Orioles 0.55
38. Holland, Greg Fredricksburg Feds 0.55
39. Rogers, Taylor Chicago Natives 0.55
40. Boxberger, Brad Niagara IceDogs 0.55
41. Parker, Blake Hazelhurst Walnut Pickers 0.55
42. Wilkinson, Bill New Haifa Green Jays 0.55
43. Guerrier, Matt San Diego Suns 0.56
44. Jansen, Kenley Stooky Stooky 0.56
45. Doolittle, Sean Iowa Corn Pickers 0.56
46. Rivera, Mariano Jackson Heights Nittany Lions 0.56
47. Feliz, Neftali Kazoo SdS 0.56
48. Chapman, Aroldis Singapore Blue Jays 0.56
49. Wagner, Billy SAN DIEGO SUN 0.56
50. Feliz, Neftali Green Bay Mad Ducks 0.56