Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
Single-Season Leaders (Quality Starts)
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. | Scherzer, Max | (tgbbirch) | Branch County Basher's | 0 |
| 2. | Brown, Mordecai | (Vernorama) | Homerville Homers | 0 |
| 3. | Martinez, Pedro | (dunroche) | Nevada Racin' Rebels | 0 |
| 4. | Tiant, Luis | (tgbbirch) | Dodge City Pigmen | 0 |
| 5. | deGrom, Jacob | (Robhawkva) | Roanoke Renegades | 0 |
| 6. | Arrieta, Jake | (nycubsfan) | Jackson Heights Knights | 0 |
| 7. | Blue, Vida | (kingstreet) | Singapore Slingers | 0 |
| 8. | Sutton, Don | (baseball4ever) | Watergate Burglars | 0 |
| 9. | Fernandez, Jose | (htennis) | Taylor Swift All Too Well | 0 |
| 10. | Verlander, Justin | (bronxbomber) | Boston Terriers | 0 |
| 11. | Martinez, Pedro | (nycubsfan) | Htown Skeeters | 0 |
| 12. | Carlton, Steve | (dzach) | Electric Mayhem | 0 |
| 13. | Koufax, Sandy | (billyconn) | Florida Keys | 0 |
| 14. | Tiant, Luis | (rfb60609) | Yokumtown Yaks | 0 |
| 15. | Verlander, Justin | (super) | Fargo Freeze | 0 |
| 16. | Kershaw, Clayton | (dunroche) | Washington Racin' Stars | 0 |
| 17. | Martinez, Pedro | (Gaberino) | Death Valley Demons | 0 |
| 18. | Ford, Russ | (Catefigcas) | Rhode Island Hats | 0 |
| 19. | Millwood, Kevin | (captncaveman) | Baltimore Orioles | 0 |
| 20. | Koufax, Sandy | (baseball4ever) | Elephant Walk | 0 |
| 21. | Johnson, Walter | (dshearer) | Kingston Cobras | 0 |
| 22. | Beachy, Brandon | (htennis) | Taylor Swift All Too Well | 0 |
| 23. | Hudson, Daniel | (warrior) | Reno Roughriders | 0 |
| 24. | Greinke, Zack | (dzach) | Isla Nublar Indominus Rex | 0 |
| 25. | Blue, Vida | (baseball4ever) | Kotter's Sweathogs | 0 |
| 26. | Gooden, Dwight | (Stefjack23) | Beeville Evil Clowns | 0 |
| 27. | Scott, Mike | (SuperTitus) | Rhode Island Cobras | 0 |
| 28. | Flaherty, Jack | (spaniels) | Yukon River Moose | 0 |
| 29. | Richard, J.R. | (dynasty) | MUDVILLE Casey At Bat | 0 |
| 30. | Arrieta, Jake | (moosejaa) | Stockton Stars | 0 |
| 31. | Scott, Mike | (dunroche) | Cleveland Indians | 0 |
| 32. | Seaver, Tom | (peteym17) | Baltimore Eagles | 0 |
| 33. | Scherzer, Max | San Diego Suns | 0 | |
| 34. | Johnson, Walter | (awarr992) | Moncton Rockets | 0 |
| 35. | Johnson, Walter | Freehold Yankees | 0 | |
| 36. | deGrom, Jacob | (omar20) | Montreal Exposed | 0 |
| 37. | Alexander, Pete | (gt049) | San Francisco Gunslingers | 0 |
| 38. | Leonard, Dutch | (dunroche) | Visalia Cubs | 0 |
| 39. | Grove, Lefty | (urbancowboy) | Surprise Arizona Partiers | 0 |
| 40. | Verlander, Justin | (Gate-mouth) | Humbolt 💰⚾ | 0 |
| 41. | Greinke, Zack | (plpl512) | Ottawa Black Cats | 0 |
| 42. | Tiant, Luis | (JoeyDec2) | Seattle Scooters | 0 |
| 43. | Cole, Gerrit | (slippedjames) | Uptown Tongue Punch | 0 |
| 44. | Cole, Gerrit | (cjay1444) | Miami Rouges | 0 |
| 45. | Walsh, Ed | (Fungoking) | New York Knights | 0 |
| 46. | Scherzer, Max | (Sidneypointers) | Allerton Aces | 0 |
| 47. | Verlander, Justin | (kingstreet) | Singapore Slingers | 0 |
| 48. | Martinez, Pedro | (dunroche) | South Texas Killer Bees | 0 |
| 49. | Santana, Johan | (plpl512) | Ottawa Wolves | 0 |
| 50. | Verlander, Justin | (paranoid) | Las Vegas Silver Hawks | 0 |