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 | (Trulaia) | Houston Rockies | 20 |
| 2. | Stone, Arnie | (bwoodcoc) | Delaware Wildcats | 20 |
| 3. | Atkinson, Al | Mojave Desert Silvers | 20 | |
| 4. | Mountain, Frank | (fanfanatic1) | Jolly Doughnuts | 20 |
| 5. | Daily, Ed | (Taavikirk57) | Penticton Ponderosas | 19 |
| 6. | Vaughn, Hippo | (cshaffer) | Chicago Whales | 19 |
| 7. | Napier, Buddy | (baseball4ever) | Casablanca Gamblers | 19 |
| 8. | Rivero, Felipe | (habsco) | St Catharines Blues | 18 |
| 9. | Cahill, Trevor | (Don55) | GG Gentlemen | 18 |
| 10. | Clark, Watty | (abcjz) | New York Mets | 18 |
| 11. | Gabler, Frank | (filler8) | Carolina Mud Cats | 18 |
| 12. | Griffith, Clark | (abcjz) | Shreveport Stripes | 17 |
| 13. | Judd, Ralph | (JohnHeidy) | Victoria Vikings | 17 |
| 14. | Galvin, Pud | (tribetime89) | Cubbys GRIZZLIES | 17 |
| 15. | Tyler, Lefty | (Trulaia) | Houston Rockies | 17 |
| 16. | Kimbrel, Craig | (Mortamar1966) | Hornstein Rabbit Diggers | 17 |
| 17. | Nelson, Jeff | (dalipfhrfc) | Sals Calzones | 17 |
| 18. | Ruth, Babe | San Antonio Acorns | 17 | |
| 19. | Henneman, Mike | (HomacusHorrica) | Carolina Fighters | 17 |
| 20. | Willis, Vic | (Horndecker) | Providence Picayunes | 17 |
| 21. | Demaree, Al | (searcy) | Oklahoma Tigers | 16 |
| 22. | Zimmerman, Jeff | (filler) | Montreal Monarchs | 16 |
| 23. | Reardon, Jeff | (filler) | Olde English 800's | 16 |
| 24. | Phillippe, Deacon | (mrbubbles1967) | Wabash Cannonballs | 16 |
| 25. | Harris, Bill | (tgbsbl1967) | Milwaukee Legends | 16 |
| 26. | Hrabosky, Al | (johnmardis) | Ottawa Otters | 16 |
| 27. | Pfeffer, Jeff | (KnuckleballKing) | Thirteen Colonies Patriots | 16 |
| 28. | Griffith, Clark | (GoYanks1981) | Chicago Outlaws | 16 |
| 29. | Rogers, Taylor | (acr0320) | St. Paul Snakes | 16 |
| 30. | Benitez, Armando | (Mattholland1975) | Yellow Submarines | 16 |
| 31. | Guerra, Junior | (habsco) | Laurel Billings Bees | 16 |
| 32. | Donovan, Bill | (filler2) | Pittsburgh Pirates | 16 |
| 33. | Davenport, Dave | (Silas) | Belmont Maroons | 16 |
| 34. | Nen, Robb | (sgt714) | Boston Red Sox | 16 |
| 35. | Gleason, Kid | (filler) | Memphis Pharoahs | 16 |
| 36. | Ruth, Babe | (abcjz) | Mojave Desert Dead Possums | 16 |
| 37. | Lynch, Jack | (dshearer) | Kingston Cougars | 15 |
| 38. | Duffey, Tyler | (ArcticWolf30) | Chicago Cubs | 15 |
| 39. | Norris, Daniel | (SilverSteel34) | Dartmouth BaseDogs | 15 |
| 40. | Pelty, Barney | (billyconn) | Boston Beaneaters | 15 |
| 41. | Pressly, Ryan | (acr0320) | Keystone Cowboys | 15 |
| 42. | Wood, Joe | (GoYanks1981) | Chicago Outlaws | 15 |
| 43. | Holland, Greg | (rreebe916) | Garrison FREEDOMFIGHTERS | 15 |
| 44. | Lee, Bob | (BamaTrashman) | Tampico Stogies | 15 |
| 45. | Rixey, Eppa | (JohnHeidy) | Okla city Pirates | 15 |
| 46. | Ottavino, Adam | (scoutvacek) | Tacoma Tanukis | 15 |
| 47. | Kinder, Ellis | (broles) | Minneapolis Millers | 15 |
| 48. | Sutter, Bruce | (filler) | READING ROAD KILL | 15 |
| 49. | Worthington, Al | (montanajack) | El Paso Trojans | 15 |
| 50. | Devlin, Jim | (dshearer) | Salt Lake Crabs | 15 |