Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
Single-Season Leaders (Blown Saves)
Average
OBP
SLG
OPS
At Bats
Runs
Hits
Doubles
Triples
Homers
RBIs
Walks
Strikeouts
Stolen Bases
Caught Stealing
Sac Hits
Sac Fly
HBP
GIDP
D+/-
Wins
Losses
ERA
WHIP
Innings
Hits Allowed
HR Allowed
Walks (P)
Strikeouts (p)
Complete Games
Saves
Blown Saves
Shutouts
Quality Starts
Wild Pitches
Hit Batters
H/9
BB/9
SO/9
| 1. | Devlin, Jim | (Bevofan2020) | Study Butte Bandelaros | 20 |
| 2. | Stone, Arnie | (bwoodcoc) | Delaware Wildcats | 20 |
| 3. | Atkinson, Al | Waterloo Wolves | 20 | |
| 4. | Mountain, Frank | (razaibi) | Antalya Cracker Jacks | 20 |
| 5. | Brennan, Don | (Doceagle) | Kansas City Monarchs | 19 |
| 6. | Bowman, Bob | (beck) | Peppermint Patties | 19 |
| 7. | Coveleski, Harry | (bwoodcoc) | Pittsburgh Pirates | 19 |
| 8. | Napier, Buddy | (baseball4ever) | Casablanca Gamblers | 19 |
| 9. | Vaughn, Hippo | (hootjohnson) | Chicago Whales | 19 |
| 10. | Rivero, Felipe | (habsco) | St Catharines Blues | 18 |
| 11. | Grabowski, Al | (baseball4ever) | G-Men Untouchables | 18 |
| 12. | Clippard, Tyler | (habsco) | Tampa Terror | 18 |
| 13. | Cahill, Trevor | (omulrion) | New Foundland Juiced Ducks | 18 |
| 14. | Clark, Watty | (abcjz) | New York Mets | 18 |
| 15. | Gabler, Frank | (Silvereaglemyst) | Carolina Mud Cats | 18 |
| 16. | Powell, Jack | (timyoung) | Graceville Slumpbusters | 18 |
| 17. | Henneman, Mike | (Bokeifer09) | Windsor Warriors | 17 |
| 18. | Kimbrel, Craig | (Mortamar1966) | Hornstein Rabbit Diggers | 17 |
| 19. | Judd, Ralph | (JohnHeidy) | Hermantown Hermes | 17 |
| 20. | Galvin, Pud | (richgibson) | Cubbys GRIZZLIES | 17 |
| 21. | McCormick, Harry | Beaumont Exporters | 17 | |
| 22. | Willis, Vic | (kruker232323) | Providence Steamrollers | 17 |
| 23. | Green, Chad | (griffeyga) | Keystone Cowboys | 17 |
| 24. | Tyler, Lefty | (Bevofan2020) | Study Butte Bandelaros | 17 |
| 25. | Demaree, Al | (PARATROOPER22) | CLARKSVILLE CARTOON MEN | 16 |
| 26. | Weir, Roy | (teamkev24) | Big Red | 16 |
| 27. | Summers, Ed | (dshearer) | Kingston Cougars | 16 |
| 28. | Phillippe, Deacon | Maynardville Call Steve | 16 | |
| 29. | Pearce, Frank | (TheNatural) | Dayton DRAGONS | 16 |
| 30. | Rogers, Taylor | (nelk) | Pembroke Pigs | 16 |
| 31. | Reardon, Jeff | Olde English 800's | 16 | |
| 32. | McCormick, Harry | (sheikyerboudi) | Walking Dead Ballers | 16 |
| 33. | Rhines, Billy | (broles) | Baffin Island Huskies | 16 |
| 34. | Beck, Rod | (dynasty) | Seattle Pilots | 16 |
| 35. | Hadley, Bump | (hjertsjo) | Northern Honkers | 16 |
| 36. | Donovan, Bill | (dynasty) | Pittsburgh Pirates | 16 |
| 37. | Harris, Bill | (tgbsbl1967) | Milwaukee Legends | 16 |
| 38. | Hrabosky, Al | (DaveH) | Ladson Dodgers | 16 |
| 39. | Zimmerman, Jeff | (Mahkwee) | Columbia Crushers | 16 |
| 40. | Tannehill, Jesse | (filler) | Mojave Desert Route 666ers | 16 |
| 41. | Benitez, Armando | (Paskesm) | Appleton Lake Flies | 16 |
| 42. | Guerra, Junior | (habsco) | Laurel Billings Bees | 16 |
| 43. | Mullane, Tony | (baseball4ever) | Panama Canal Builders | 15 |
| 44. | Nen, Robb | (WorcWarr) | Worcester Warriors | 15 |
| 45. | Shoffner, Milt | (GratefulReds) | Dayton Worms | 15 |
| 46. | Holland, Greg | (rreebe916) | Garrison FREEDOMFIGHTERS | 15 |
| 47. | Caudill, Bill | (brenzini) | Oakmont Beasts | 15 |
| 48. | Lee, Bob | (BamaTrashman) | Tampico Stogies | 15 |
| 49. | Pressly, Ryan | (griffeyga) | Keystone Cowboys | 15 |
| 50. | Norris, Daniel | (GaK54aGaM) | Dartmouth BaseDogs | 15 |