Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
Single-Season Leaders (Blown%20Saves)
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. | Corcoran, Larry | (dynasty8) | Ducksbreath Doom | 20 |
| 2. | Radbourn, Charley | (finalbody) | Graceville Slumpbusters | 20 |
| 3. | Weyhing, Gus | (Arlo) | Cuyahoga River Rats | 17 |
| 4. | Toney, Fred | (dynasty8) | Destin Gators | 17 |
| 5. | Bowman, Bob | (philtomney) | Hoboken Hoodlums | 17 |
| 6. | Griffith, Clark | (dynasty8) | Shreveport Stripes | 17 |
| 7. | Sparks, Tully | (boetto) | Yiddish Curvers | 17 |
| 8. | Nelson, Jeff | (dalipfhrfc) | Sals Calzones | 17 |
| 9. | Darwin, Danny | (Majestic44) | Albuquerque Mustangs | 17 |
| 10. | Watt, Eddie | (JohnHeidy) | Sherborne Stogies | 16 |
| 11. | Krock, Gus | (DaveHT) | Brooklyn Bulldogs | 16 |
| 12. | Howell, Jay | (Nickachap) | Sydney Roosters | 16 |
| 13. | McGee, Jake | (jaredhamann) | Brooklyn Bulldogs | 16 |
| 14. | Griffith, Clark | (wisely1300) | Milwaukee Sharks | 16 |
| 15. | Grissom, Lee | (GoYanks1981) | Boston Bees | 16 |
| 16. | Nichols, Kid | (sheikyerboudi) | Mojave Desert RabidArmadillos | 16 |
| 17. | Rodriguez, Richard | (axolotlgamerboy) | Harvey’s Wallbangers | 16 |
| 18. | Geggus, Charlie | (dshearer) | Salt Lake Crabs | 16 |
| 19. | Demaree, Al | (Alfc10) | Sesame Street BigGrouchyBirds | 16 |
| 20. | Mullane, Tony | (gibblets1973) | Petite Forte Panthers | 16 |
| 21. | Soriano, Rafael | (michaelbylsma) | Manhattan Darts 27 | 16 |
| 22. | Barnes, Virgil | (teamkev24) | Shipwreck Kellys | 16 |
| 23. | Shaw, Dupee | (billyconn) | Springfield Isotopes | 16 |
| 24. | Taylor, Dummy | (billyconn) | Glasgow Clansman | 16 |
| 25. | Rivera, Mariano | (RedStockings) | Dayton Wryms | 16 |
| 26. | Whitehill, Earl | (bostontex24) | Boston Eagles | 16 |
| 27. | Bell, Hi | (GoYanks1981) | Brooklyn Dodgers | 15 |
| 28. | Geggus, Charlie | (Jsuer1971) | Heltonville Xolos | 15 |
| 29. | Eckersley, Dennis | (Tgbsbl1967) | Atlantic Ocean Pirates | 15 |
| 30. | Quisenberry, Dan | (Bravesman) | Courtesy Flushers | 15 |
| 31. | Ulrich, Dutch | (Robo72) | Buckley Buckley Bears | 15 |
| 32. | McMahon, Don | (kcmonarch) | Kansas City Monarchs | 15 |
| 33. | Clarkson, John | (Trulaia) | Petaluma Roadkill | 15 |
| 34. | Quisenberry, Dan | (Lstiver) | Marion Center Lions | 15 |
| 35. | Mountain, Frank | (dshearer) | Kingston Cougars | 15 |
| 36. | Smith, Al | (dshearer) | Kingston Condors | 15 |
| 37. | Reed, Ron | (Arlo) | Krypton Knights | 15 |
| 38. | McQuillan, George | (gibblets1973) | Petite Forte Panthers | 15 |
| 39. | Ontiveros, Steve | (bwoodcoc) | Sarnia Sting | 15 |
| 40. | Brown, Jumbo | (gibblets1973) | Deep Bay Ducks | 15 |
| 41. | Regan, Phil | (Bj99) | Chicago White Sox | 15 |
| 42. | Pagan, Emilio | (Hendu42) | Dubose Dougies | 15 |
| 43. | Henke, Tom | (nytkrew) | Philadelphia Athletics | 15 |
| 44. | Gregg, Vean | (billyconn) | Boston Beaneaters | 15 |
| 45. | Hahn, Noodles | (Consigliere33) | New York Highlanders | 15 |
| 46. | Terry, Adonis | (rowdy1982) | Bangor Langoliers | 15 |
| 47. | Haid, Hal | (morangslick) | CLARKSVILLE LAST TRAIN | 15 |
| 48. | Mamaux, Al | (philtomney) | Hoboken Hoodlums | 15 |
| 49. | Jansen, Kenley | (bigror25) | BIG ROR'S REBELS | 15 |
| 50. | Gossage, Rich | (Tedgoat9) | Florida Stupendous Men | 15 |
