Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.
1. deGrom, Jacob Central PA Black Mantas 22
2. Morton, Charlie Daffy Ducks 21
3. Bieber, Shane New York Mets 21
4. Maddux, Greg PBC Pirates 21
5. Wheeler, Zack New York Moneybags 20
6. Gallen, Zac Mudville Wolfpack 20
7. Joss, Addie Cleveland Spiders 20
8. Buehler, Walker Pabst Blue Ribbons 20
9. Leonard, Dutch Brooklyn Bulldogs 20
10. Wheeler, Zack Pabst Blue Ribbons 20
11. Nola, Aaron Elkhart Blue Blazers 20
12. Darvish, Yu Washington Co. Wasps 20
13. Ohtani, Shohei Oakmont Yankees 20
14. Ohtani, Shohei Oakmont Yankees 20
15. Santana, Johan Chicago Nine 19
16. Santana, Johan Seaford Sandsharks 19
17. Gonsolin, Tony Ellenton Traitors 19
18. Lugo, Seth Brooklyn Dodgers 19
19. King, Silver Farmer Blow Anteaters 19
20. Woodruff, Brandon South Dakota WOMBATS 19
21. Wright, Kyle BRENTWOOD MARVELS 19
22. Chesbro, Jack Raid In the Sink 19
23. Pelty, Barney El Paso Chihuahuas 19
24. Buehler, Walker Uncle Bus 19
25. Darvish, Yu Gothic City Batsmen 19
26. Baldwin, Lady Mojave Desert RabidArmadillos 19
27. Nola, Aaron Michigan Barnstormers 19
28. Pfiester, Jack City Pound Canine 19
29. Driscoll, Denny aaa aaa 18
30. Corcoran, Larry We're Only In It For The Money 18
31. Clarkson, John Big Stans 18
32. Lopez, Pablo NEW YORK METS 18
33. Wheeler, Zack New York Metropolitians 18
34. Glasnow, Tyler Hollywood Knights 18
35. Verlander, Justin Lake Havasu Rain-15 18
36. Owen, Frank Fred Flinstoners 18
37. Nola, Aaron Boston Blue Fins 18
38. Manaea, Sean Seattle Sea Serpents 18
39. Chesbro, Jack Galena Goons 18
40. Wood, Kerry Stockton Stars 18
41. McClanahan, Shane Oakland Elephants 18
42. Means, John Cromwell Dark Blues 18
43. Ray, Robbie Detroit Dumpsters 18
44. Cole, Gerrit Pabst Blue Ribbons 18
45. Martinez, Pedro Atlanta Grays 18
46. Mathewson, Christy Hoboken Nines 18
47. Nola, Aaron Wiley Coyotes 18
48. Wheeler, Zack Wuhan Dreamcatcher 18
49. Nichols, Kid La Crosse Old Styles 18
50. Taillon, Jameson Cincinnati Brew 18