Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
1. Adams, Mike West Side Whizzers 0.27
2. Jansen, Kenley Chicago Reapers 0.28
3. Benitez, Armando Baltimore Monumentals 0.52
4. Schiraldi, Calvin Moscow Bears 0.57
5. Jackson, Mike Cincinnati Reds 0.57
6. Nathan, Joe Morleyville Mud Skippers 0.58
7. Eichhorn, Mark Newark Eagles 0.59
8. Rivera, Mariano Raging Roiders 0.60
9. Adams, Mike Jackson Heights Knights 0.63
10. Uehara, Koji DEER PARK DEER 0.63
11. McGraw, Tug Liverpool Merseybeats 0.64
12. Jansen, Kenley Bartonsville Pumas 0.65
13. Chapman, Aroldis Base Ball Classics 0.65
14. Abernathy, Ted New Brunswick Zebras 0.68
15. Street, Huston Base Ball Classics 0.68
16. Papelbon, Jonathan Liberty Banditos 57 0.68
17. Davis, Wade Alton Cavemen 0.69
18. Kelley, Shawn Beastie Boys 0.70
19. Alvarado, Jose Boston Bees 0.71
20. Adams, Mike Memphis Dragons 0.71
21. Chapman, Aroldis Base Ball Classics 0.72
22. Howe, Steve H Town H's 0.72
23. Feliz, Neftali Flying Spaghetti MONSTERS 0.73
24. Eckersley, Dennis Boston Bees 0.72
25. Wilhelm, Hoyt Raritan Retrievers 0.73
26. Eckersley, Dennis Vermont Lake Monsters 0.73
27. Uehara, Koji Tuvalu Copras 0.74
28. Belinda, Stan staten island ironworkers 0.74
29. Broxton, Jonathan Brooklyn Dodgers 0.75
30. Hall, Dick Loudoun Lassos 0.75
31. Benitez, Armando Cazadero Ranchers 0.75
32. Uehara, Koji Strinestown DriveIners 0.75
33. Iglesias, Raisel Death Valley Devils 0.76
34. Montgomery, Jeff Warner Town Animaniacs 0.78
35. Harris, Will Staten Island Yankees 0.77
36. Papelbon, Jonathan Brooklyn Boppers 0.78
37. Adams, Mike Roided Up Crazies 0.78
38. Diaz, Carlos Freehold Knights 0.79
39. Gagne, Eric Danville Duds 0.81
40. Harden, Rich Pittsburgh Hornets 0.80
41. Holland, Greg Iowa Corn Pickers 0.81
42. Eichhorn, Mark Warner Town Animaniacs 0.81
43. Fromme, Art Wild Cats 0.82
44. Capps, Carter Bartons Nighthawks 0.81
45. Uehara, Koji Really Mean Hamsters 0.81
46. Zimmerman, Jeff WF Greyhounds 0.82
47. Melancon, Mark Chapecó Panther 0.82
48. Valverde, Jose Baltimore Orioles 0.83
49. Foulke, Keith Boston Red Sox 0.83
50. Boxberger, Brad Atari 1600's 0.82