Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
Single-Season Leaders (Pitcher Strikeouts)
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. | deGrom, Jacob | (Mikep33) | Pittsburgh Parrots | 352 |
| 2. | deGrom, Jacob | (walle-2) | Dallas Mustangs | 351 |
| 3. | deGrom, Jacob | (Mikep33) | Pittsburgh Parrots | 347 |
| 4. | Cole, Gerrit | (walle-1) | Florida Crabs | 344 |
| 5. | deGrom, Jacob | (Charles_graf) | Atlanta Gorillas | 343 |
| 6. | deGrom, Jacob | (hanson) | Bmore Steamed Crabs | 341 |
| 7. | deGrom, Jacob | (filler8) | Miami Serpents | 340 |
| 8. | deGrom, Jacob | (NICKACHAP) | Burnham Brewers | 338 |
| 9. | Kluber, Corey | (YitzFriedman) | Burnham Old Fellows | 336 |
| 10. | deGrom, Jacob | (LDJS1947) | UTAH NIGHTMARES | 336 |
| 11. | deGrom, Jacob | (Texashorns2023) | DallasFt Worth Spurs | 334 |
| 12. | deGrom, Jacob | (joemcg) | OC Lions | 334 |
| 13. | Cole, Gerrit | (Schvitz) | Swampland King Crabs | 333 |
| 14. | Martinez, Pedro | (WorcWarr) | Worcester Warriors | 333 |
| 15. | deGrom, Jacob | (gdavis32) | Boston Bees | 331 |
| 16. | deGrom, Jacob | (walle-1) | Iowa Pigs | 331 |
| 17. | deGrom, Jacob | (Mikep33) | Pittsburgh Parrots | 331 |
| 18. | deGrom, Jacob | (walle-1) | Iowa Pigs | 331 |
| 19. | Cole, Gerrit | (Myunclepunk) | Chicago Planes | 330 |
| 20. | deGrom, Jacob | (DelBaseballFan) | Connecticut Defenders | 329 |
| 21. | deGrom, Jacob | (BAR23) | Chicago Reapers | 329 |
| 22. | deGrom, Jacob | Carolina Bulldogs | 328 | |
| 23. | Wheeler, Zack | (finalbody) | Iowa Pigs | 328 |
| 24. | Glasnow, Tyler | (walle-1) | Kansas Grasshoppers | 327 |
| 25. | Sale, Chris | (P-ItsBones) | Toldeo Burritos | 327 |
| 26. | Scherzer, Max | (filler) | Denver Eagles | 327 |
| 27. | deGrom, Jacob | (filler8) | Miami Serpents | 326 |
| 28. | deGrom, Jacob | (KOOGS) | San Antonio Longhorns | 324 |
| 29. | Martinez, Pedro | (babyave1) | Heinie Cannonballs | 324 |
| 30. | Martinez, Pedro | (Iamcota) | New Hampshire Nuked Hotdogs | 323 |
| 31. | deGrom, Jacob | (Slippingjimmy) | Chittenango Diamonds | 323 |
| 32. | Martinez, Pedro | (babyave1) | Boston BigHats | 323 |
| 33. | deGrom, Jacob | (Texashorns2023) | ATLANTA DOGS | 323 |
| 34. | Scherzer, Max | (walle-1) | Sacramento Lions | 323 |
| 35. | deGrom, Jacob | (Mikep33) | Pittsburgh Parrots | 322 |
| 36. | deGrom, Jacob | (BAR23) | Pittsburgh Plunder | 322 |
| 37. | Cole, Gerrit | Bartonsville unchers | 321 | |
| 38. | Sale, Chris | (jeter0296) | Freehold Lancers | 321 |
| 39. | deGrom, Jacob | (Mikep33) | Pittsburgh Parrots | 321 |
| 40. | deGrom, Jacob | Burlington Bees | 320 | |
| 41. | Kluber, Corey | (YitzFriedman) | Burnham Old Fellows | 320 |
| 42. | deGrom, Jacob | (ColinBoucher) | Door Kickin .44 Waivers | 320 |
| 43. | deGrom, Jacob | (ColinBoucher) | Thago Mizers | 319 |
| 44. | deGrom, Jacob | (ColinBoucher) | ‘Sota BobbleVikes | 319 |
| 45. | deGrom, Jacob | (NickyTru) | Mesa Mountain Lions | 319 |
| 46. | Scherzer, Max | (KOOGS) | San Antonio Bobcats | 319 |
| 47. | deGrom, Jacob | (walle-2) | Texas Outlaws | 319 |
| 48. | Kershaw, Clayton | (gibblets1973) | Summerford Skull Sword | 319 |
| 49. | deGrom, Jacob | (filler8) | Carolina Bulldogs | 319 |
| 50. | deGrom, Jacob | (BAR23) | Chicago Reapers | 318 |
