Favorite Teams leagues are not included in Single-Season records. Records only remain for 10 seasons.

Single-Season Leaders (Wins)

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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.	Gallegos, Giovanny	(brian4656)	Toronto eagles	43
2.	Petit, Yusmeiro	(habsco)	Laurel Billings Bees	40
3.	Soria, Joakim	(habsco)	Tampa Terror	38
4.	Gallegos, Giovanny	(habsco)	Laurel Billings Bees	37
5.	Martin, Chris	(coachmcs)	Philadelphia Phillies	37
6.	Garcia, Yimi	(Mick)	Chicago Pale hose	36
7.	Hader, Josh	(mattholland1975)	West Michigan Whitecaps	36
8.	Pagan, Emilio	(PalinJames)	Erie Spartans	36
9.	Pagan, Emilio	(nelk)	Pembroke Pigs	35
10.	Garcia, Yimi	(bishop427)	Los Angeles Nationals	35
11.	Hader, Josh	(itchy008)	Albuquerque Blue Crystals	35
12.	Workman, Brandon	(Bryzzo4417)	L'occitane Rhino	34
13.	Treinen, Blake	(habsco)	Tampa Terror	34
14.	Leclerc, Jose		Toronto Hawks	34
15.	Dominguez, Seranthony	(mcvn4)	Yankeebb Kryptonite	33
16.	Poche, Colin	(GRW3)	New Haven Blue Coats	33
17.	Castillo, Jose		Kannapolis Cannon Ballers	33
18.	Kelley, Shawn	(donnpall)	Las Vegas Sun Sox	32
19.	Leclerc, Jose		Roanoke Renegades	31
20.	Dominguez, Seranthony		Middle Georgia RENEGADES 🧢	30
21.	Pressly, Ryan	(habsco)	St Catharines Blues	30
22.	Rainey, Tanner	(henninger70)	Virginia Beach Neptunes	30
23.	Poche, Colin	(Brenzini)	Oakmont Nibblers	30
24.	Workman, Brandon		Gu1nne Toucans	29
25.	Ottavino, Adam	(nelk)	Philadelphia Bulldogs	28
26.	Arrieta, Jake	(Iceman18)	Ladson Cougars	28
27.	Robertson, David	(Brenzini)	Oakmont Nibblers	28
28.	Koufax, Sandy		Los Angeles Syndicate	28
29.	Walsh, Ed	(jamin)	Chester Springs Menjai	28
30.	Verlander, Justin	(ColinBoucher)	Hesi Pull-Up Jimbos	28
31.	Tiant, Luis	(Artinshki)	Philly Elephants	28
32.	Righetti, Dave		Oxford Blackhawks. 🦅	28
33.	Eldred, Cal	(mckarcher)	Asoke Assassins	28
34.	Kershaw, Clayton	(super)	Pope Pius Pals	28
35.	Clippard, Tyler		Raleigh Yellow Jackets	28
36.	Young, Chris	(ClassicOs)	Baltimore Orioles	28
37.	Sutton, Don	(dbutts)	Brooklyn Atlantics	28
38.	Pfiester, Jack	(Shpennymons)	New York Highlanders	28
39.	Clippard, Tyler	(jm38237)	Nantucket Nihilists	28
40.	Gooden, Dwight	(PARATROOPER22)	DALLAS DONKEYS	27
41.	Koufax, Sandy		Falmouth Commodores	27
42.	Kershaw, Clayton	(dgeorgi)	WALLA WALLA WEASEL WACKERS	27
43.	Lugo, Seth		Miami Sweatmen	27
44.	Scherzer, Max	(griffeyga)	Cape Cod Steamers⚾	27
45.	Joss, Addie	(Shpennymons)	Chesapeake Oysters	27
46.	Scott, Mike	(Arcticwolf)	New York Teamsters	27
47.	Higuera, Teddy	(kingstreet)	Singapore Straits Tigers	27
48.	Arrieta, Jake	(mattholland1975)	Santa Fe Soldiers	27
49.	Santana, Johan	(ClassicOs)	Baltimore Orioles	27
50.	Greinke, Zack	(ThEiRoNhOrSe04)	Hoboken Zephyrs	27