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Monday, 07/21/2025 8:40 PM 
 RecordStarterOpenLatest
 Gm#W-LPitcherMLO/UMLO/URL
 STL Saint Louis90751-49MCGREEVY(R)-13012ev-16511.5o-10-1.5, -115
 COL Colorado90824-75GOMBER(L)+12012u-20+15511.5u-10+1.5, -105

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Tip SheetSimulation & Ratings🔒Betting Systems🔒Team Trends🔒Team StatsStarting PitchersLineupsBullpensSchedule & ResultsManagers🔒Umpire🔒Head-to-Head🔒

Team Bullpen Breakdown

Explore comprehensive MLB bullpen rosters featuring standard and Sabermetric pitching stats, plus updated injury reports to evaluate each team's relief pitching depth.

Pitcher Injuries

Stay updated with each MLB team's key impact player injury details. Find statuses, injury types, and game effect for a competitive edge in baseball insights.

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 Saint Louis Cardinals
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Tink HenceSP Undisclosed7-day IL07/21/20250000.00000000.000.000
Tink Hence of the St. Louis Cardinals is on the 7-day IL; status unknown. Next game is on July 21, 2025, at Colorado.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Tekoah RobyUndisclosed7-day IL07/21/20250000.00000000.000.000
Tekoah Roby (P, Cardinals) on 7-day IL; status unknown. Next game: 07/21/2025 at Colorado. Updated info as of 07/21/2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Cooper HjerpeSP Elbow60-day IL07/21/20250000.00000000.000.000
Cooper Hjerpe (SP, Cardinals) placed on 60-day IL due to elbow injury. Next game: 07/21/2025 at Colorado. Updated info: 07/21/2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Drew RomSP Undisclosed7-day IL07/21/20250000.00000000.000.000
Drew Rom (SP) is on the 7-day IL for the Cardinals; next game is 07/21/2025 at Colorado. Status remains unknown.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Sem RobberseElbow60-day IL07/21/20250000.00000000.000.000
Sem Robberse (P) on 60-day IL with an elbow injury. Cardinals next game is 07/21/2025 at Colorado. Info updated today.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Victor SantosUndisclosed60-day IL07/21/20250000.00000000.000.000
Victor Santos of the St. Louis Cardinals is on the 60-day injured list with an unknown injury. Next game is on 07/21/2025 at Colorado.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Tyler MatzekRP Undisclosed7-day IL07/21/20250000.00000000.000.000
Tyler Matzek (RP), St. Louis Cardinals, on 7-day IL. Status unknown. Next game: 07/21/2025 at Colorado. Info updated 07/21/2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Packy NaughtonSP Elbow60-day IL07/21/20250000.00000000.000.000
Packy Naughton (SP, Cardinals) is on the 60-day IL due to an elbow injury. Next game: 07/21/2025 vs. Colorado.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Brian HolidaySP Undisclosed60-day IL07/21/20250000.00000000.000.000
Brian Holiday of the St. Louis Cardinals has been placed on the 60-day IL. Next game is 07/21/2025 at Colorado.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Chen-Wei LinSP Undisclosed7-day IL07/21/20250000.00000000.000.000
Chen-Wei Lin of the St. Louis Cardinals is on a 7-day IL; status unknown. Next game is on 07/21/2025 at Colorado.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Zack ThompsonBack60-day IL05/06/20250000.00000000.000.000
Zack Thompson has been placed on the 60-day IL with a Grade 1 lat strain, sidelining him indefinitely for the Cardinals.
 Colorado Rockies
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
German MarquezShoulderQuestionable07/21/2025311098.312674621335735.671.637
German Marquez (P, Rockies) is day-to-day with a shoulder issue; status questionable for 07/21/2025 vs. St. Louis.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Kyle FreelandP✅IllnessProbable07/20/2025210095.312067551025705.191.521
Kyle Freeland's status is uncertain due to illness; probable to play against the Cardinals on July 21, 2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Victor VodnikShoulder05/13/202533228.323119317302.861.412
Victor Vodnik (P, Rockies) on 15-day IL due to shoulder injury; next game on 07/21/2025 vs. St. Louis. Updated 05/13/2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Isaiah CoupetRP Undisclosed60-day IL07/21/20250000.00000000.000.000
Isaiah Coupet (RP, Rockies) is on the 60-day IL. Status unknown. Next game is 07/21/2025 vs. Saint Louis.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Jace KaminskaUndisclosed60-day IL07/21/20250000.00000000.000.000
Jace Kaminska (P, Rockies) on 60-day IL; status unknown. Next game: 07/21/2025 vs. St. Louis. Info updated 07/21/2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Sandy OzunaUndisclosed60-day IL07/21/20250000.00000000.000.000
Sandy Ozuna of the Colorado Rockies is on the 60-day injured list with an unknown injury. Next game is on 07/21/2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Case WilliamsSP Triceps60-day IL07/21/20250000.00000000.000.000
Case Williams (SP, Rockies) on 60-day IL due to a tricep injury; next game is 07/21/2025 vs. St. Louis.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Christopher McMahonUndisclosed60-day IL07/21/20250000.00000000.000.000
Christopher McMahon (P, Rockies) on 60-day IL, status unknown; next game 07/21/2025 vs. Saint Louis.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Yujanyer HerreraRP Elbow60-day IL07/21/20250000.00000000.000.000
Yujanyer Herrera (RP) on 60-day IL with an elbow injury; next game for Rockies is 07/21/2025 vs. St. Louis.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Ryan FeltnerBackProbable06/15/202502030.3331716412254.751.484
Ryan Feltner (P, Rockies) on 60-day IL with back injury; no return timetable set. Next game on 07/21/2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Tanner GordonOblique06/03/202512017.02011823104.241.353
Tanner Gordon (P) is on the 15-day IL with an oblique injury. Next game is 07/21/2025 vs. St. Louis. Injured on 05/31.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Jeff CriswellElbow60-day IL05/04/20250000.00000000.000.000
Jeff Criswell (P, Rockies) is on the 60-day IL due to Tommy John surgery, expected to miss the remainder of the season.

Bullpen Pitching Stats

2025 Pitching Stats in All Games

This table displays pitching statistics for a team's bullpen, highlighting the expected available pitchers for today's game. Key stats such as ERA, WHIP, saves, and opponents' batting averages are included to help bettors and fantasy managers evaluate bullpen strength. Pitchers highlighted in white rows are projected to be available for relief appearances, while players shown in grey rows are currently unavailable or listed as starting pitchers. Favorable and unfavorable performance indicators are clearly marked in green and red, respectively, allowing for quick identification of bullpen advantages or vulnerabilities.

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 Saint Louis Bullpen - 2025 All Games Pitching Statistics
Player
T
W L ERA G HLD SV BSV SV% IP H R ER HR BB IBB HBP SO WP BK WHIP AVGa OBPa SLGa OPSa
Ryan Helsley
R
3 1 3.18 34 0 19 5 79.2% 34.0 34 12 12 4 14 2 1 37 4 0 1.412 0.260 0.336 0.374 0.710
Phil Maton
R
1 3 2.55 37 18 2 2 50.0% 35.3 28 12 10 1 14 1 5 45 1 0 1.189 0.220 0.322 0.307 0.629
Steven Matz
L
5 2 3.29 29 6 1 3 25.0% 52.0 50 23 19 4 9 0 1 46 2 0 1.135 0.249 0.284 0.358 0.643
John King
L
2 0 5.35 38 1 0 1 0.0% 37.0 49 27 22 6 12 0 0 22 2 0 1.649 0.308 0.357 0.465 0.822
Kyle Leahy
R
2 1 2.98 39 12 0 2 0.0% 51.3 43 17 17 4 18 1 1 41 3 0 1.188 0.229 0.300 0.335 0.635
JoJo Romero
L
3 3 2.37 37 14 0 0 0.0% 30.3 24 11 8 1 15 3 1 28 1 0 1.286 0.226 0.328 0.321 0.649
Riley O'Brien
R
0 0 1.93 18 2 0 0 0.0% 23.3 18 5 5 2 10 0 2 25 3 0 1.200 0.220 0.319 0.305 0.624
Roddery Munoz
R
0 0 8.10 6 0 0 0 0.0% 6.7 6 6 6 2 4 0 0 7 1 0 1.500 0.250 0.357 0.583 0.940
Gordon Graceffo
R
3 0 5.11 13 0 1 0 100.0% 24.7 21 17 14 1 5 0 2 22 2 0 1.054 0.221 0.275 0.358 0.632
Sonny Gray
R
9 4 4.04 20 0 0 0 0.0% 111.3 109 53 50 12 19 0 3 123 1 0 1.150 0.255 0.292 0.400 0.692
Erick Fedde
R
3 9 4.83 19 0 0 0 0.0% 98.7 99 56 53 12 46 1 2 58 2 0 1.470 0.263 0.346 0.419 0.765
Miles Mikolas
R
5 7 5.20 19 0 0 0 0.0% 97.0 103 58 56 17 23 0 2 69 1 0 1.299 0.268 0.312 0.475 0.788
Andre Pallante
R
5 6 4.71 19 0 0 0 0.0% 105.0 106 58 55 14 34 0 1 67 5 2 1.333 0.257 0.315 0.427 0.743
Matthew Liberatore
L
6 7 4.13 18 0 0 0 0.0% 100.3 103 48 46 10 22 0 2 80 4 0 1.246 0.263 0.305 0.406 0.711
Drew Rom
L
0 0 0.00 0 0 0 0 0.0% 0.0 0 0 0 0 0 0 0 0 0 0 0.000 0.000 0.000 0.000 0.000

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 Colorado Bullpen - 2025 All Games Pitching Statistics
Player
T
W L ERA G HLD SV BSV SV% IP H R ER HR BB IBB HBP SO WP BK WHIP AVGa OBPa SLGa OPSa
Seth Halvorsen
R
1 2 5.15 38 4 9 3 75.0% 36.7 40 25 21 7 17 1 0 34 3 0 1.555 0.284 0.361 0.518 0.878
Tyler Kinley
R
0 3 6.28 45 7 3 3 50.0% 43.0 41 33 30 5 26 4 2 43 5 0 1.558 0.244 0.352 0.387 0.739
Jimmy Herget
R
0 1 3.00 35 2 0 1 0.0% 51.0 52 18 17 5 18 0 4 43 2 2 1.373 0.265 0.339 0.393 0.732
Jake Bird
R
3 1 4.26 41 10 0 4 0.0% 50.7 52 25 24 4 21 3 3 60 4 0 1.441 0.268 0.349 0.397 0.746
Jeff Criswell
R
0 0 0.00 0 0 0 0 0.0% 0.0 0 0 0 0 0 0 0 0 0 0 0.000 0.000 0.000 0.000 0.000
Zachary Agnos
R
1 3 5.59 26 3 4 0 100.0% 29.0 28 20 18 5 12 0 0 17 2 0 1.379 0.257 0.331 0.486 0.817
Ryan Rolison
L
0 0 7.45 21 0 0 0 0.0% 29.0 38 25 24 8 13 0 0 17 1 1 1.759 0.333 0.402 0.570 0.972
Bradley Blalock
R
0 2 9.97 6 0 0 0 0.0% 21.7 33 24 24 6 6 0 1 9 2 0 1.800 0.363 0.408 0.593 1.002
Juan Mejia
R
1 0 4.46 30 6 0 1 0.0% 34.3 29 22 17 4 12 0 2 33 1 0 1.194 0.228 0.305 0.417 0.722
Victor Vodnik
R
3 3 2.86 30 5 2 4 33.3% 28.3 23 11 9 3 17 1 0 30 3 0 1.412 0.225 0.336 0.373 0.709
Anthony Molina
R
0 0 7.27 5 0 0 0 0.0% 8.7 13 7 7 3 0 0 0 6 0 0 1.500 0.361 0.361 0.667 1.028
Kyle Freeland
L
2 10 5.19 18 0 0 0 0.0% 95.3 120 67 55 10 25 1 2 70 1 0 1.521 0.306 0.351 0.452 0.802
Antonio Senzatela
R
4 13 6.41 20 0 0 0 0.0% 98.3 146 77 70 16 34 0 4 52 8 1 1.831 0.348 0.402 0.540 0.942
German Marquez
R
3 11 5.67 20 0 0 0 0.0% 98.3 126 74 62 13 35 1 5 73 5 0 1.637 0.307 0.369 0.502 0.871
Ryan Feltner
R
0 2 4.75 6 0 0 0 0.0% 30.3 33 17 16 4 12 0 0 25 0 0 1.484 0.270 0.336 0.443 0.778
Tanner Gordon
R
1 2 4.24 3 0 0 0 0.0% 17.0 20 11 8 2 3 0 0 10 0 0 1.353 0.294 0.324 0.456 0.780
Carson Palmquist
L
0 4 7.63 7 0 0 0 0.0% 30.7 35 27 26 8 18 0 3 22 1 0 1.728 0.294 0.400 0.588 0.988

2025 Advanced Pitching Stats in All Games

This table provides advanced pitching and Sabermetric statistics for the team's bullpen pitchers, highlighting expected availability for today's game. Metrics include ERA and advanced ERA estimators (xERA, FIP, SIERA), strikeout and walk rates, and performance with inherited runners, helping bettors and fantasy managers assess bullpen effectiveness. Pitchers in white rows are projected available for relief, while those in grey rows are either unavailable or designated as starters. Favorable (green) and unfavorable (red) performances are clearly marked for quick reference.

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 Saint Louis Bullpen - 2025 All Games Advanced Pitching Statistics
  ERA Estimates Percentages and Ratios Inherited Runners
Player
T
ERA xERA ERC FIP dERA DICE SIERA HR% Str% BB% BB9 SO% SO9 SOBB PFR LOB% GOFO IR IRA IRA%
Ryan Helsley
R
3.18 4.40 4.23 3.78 3.70 3.78 3.60 2.7% 68.2% 9.3% 3.7 24.5% 9.8 2.64 1.50 85.3% 1.82 0 0 0.0%
Phil Maton
R
2.55 2.51 2.98 2.53 2.60 2.53 2.44 0.7% 65.2% 9.2% 3.6 29.4% 11.5 3.21 1.67 76.8% 2.00 15 3 20.0%
Steven Matz
L
3.29 3.27 2.87 2.91 2.97 2.91 2.91 1.9% 67.1% 4.2% 1.6 21.3% 8.0 5.11 1.06 68.0% 1.89 17 5 29.4%
John King
L
5.35 6.28 5.88 4.99 4.81 4.99 5.01 3.5% 65.0% 7.0% 2.9 12.8% 5.4 1.83 0.92 64.6% 5.23 24 10 41.7%
Kyle Leahy
R
2.98 3.10 2.97 3.63 3.65 3.63 3.57 1.9% 65.9% 8.3% 3.2 19.0% 7.2 2.28 1.15 79.8% 2.15 19 8 42.1%
JoJo Romero
L
2.37 2.83 2.83 3.26 3.42 3.26 2.98 0.8% 62.5% 11.5% 4.5 21.4% 8.3 1.87 1.42 75.1% 2.43 17 3 17.6%
Riley O'Brien
R
1.93 2.99 3.22 3.61 3.59 3.61 3.62 2.1% 60.5% 10.0% 3.9 25.0% 9.6 2.50 1.50 91.9% 2.75 5 2 40.0%
Roddery Munoz
R
8.10 5.90 5.51 6.70 6.33 6.70 6.68 7.1% 65.9% 13.3% 5.4 23.3% 9.5 1.75 1.65 55.6% 2.00 4 2 50.0%
Gordon Graceffo
R
5.11 2.47 2.34 2.69 2.77 2.69 2.69 1.0% 65.5% 4.9% 1.8 21.6% 8.0 4.40 1.09 41.4% 2.17 7 3 42.9%
Sonny Gray
R
4.04 3.60 3.22 2.88 2.85 2.88 2.88 2.7% 66.9% 4.1% 1.5 26.5% 9.9 6.47 1.28 68.3% 1.80 0 0 0.0%
Erick Fedde
R
4.83 4.63 4.62 4.96 4.95 4.96 4.93 2.8% 60.6% 10.4% 4.2 13.1% 5.3 1.26 1.05 69.9% 1.49 0 0 0.0%
Miles Mikolas
R
5.20 4.80 4.26 4.73 4.56 4.73 4.73 4.1% 66.1% 5.5% 2.1 16.5% 6.4 3.00 0.95 67.2% 1.22 0 0 0.0%
Andre Pallante
R
4.71 4.40 3.98 4.56 4.49 4.56 4.56 3.1% 61.3% 7.5% 2.9 14.7% 5.7 1.97 0.96 68.4% 4.53 0 0 0.0%
Matthew Liberatore
L
4.13 3.93 3.51 3.52 3.54 3.52 3.52 2.4% 65.6% 5.1% 2.0 18.7% 7.2 3.64 1.02 69.9% 1.39 0 0 0.0%
Drew Rom
L
0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.0% 0.0% 0.0% 0.0 0.0% 0.0 0.00 0.00 0.0% 0.00 0 0 0.0%

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 Colorado Bullpen - 2025 All Games Advanced Pitching Statistics
  ERA Estimates Percentages and Ratios Inherited Runners
Player
T
ERA xERA ERC FIP dERA DICE SIERA HR% Str% BB% BB9 SO% SO9 SOBB PFR LOB% GOFO IR IRA IRA%
Seth Halvorsen
R
5.15 5.64 5.63 5.12 4.93 5.12 5.05 4.4% 63.7% 10.2% 4.2 20.4% 8.3 2.00 1.39 67.8% 3.07 13 3 23.1%
Tyler Kinley
R
6.28 4.64 4.65 4.57 4.47 4.57 4.29 2.6% 63.7% 13.1% 5.4 21.7% 9.0 1.65 1.60 58.1% 1.31 19 9 47.4%
Jimmy Herget
R
3.00 4.21 4.19 3.98 3.93 3.98 3.98 2.3% 64.4% 7.9% 3.2 18.9% 7.6 2.39 1.20 83.6% 1.38 27 12 44.4%
Jake Bird
R
4.26 4.21 4.30 3.18 3.18 3.18 3.01 1.8% 67.9% 9.2% 3.7 26.3% 10.7 2.86 1.60 72.4% 3.19 33 13 39.4%
Jeff Criswell
R
0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.0% 0.0% 0.0% 0.0 0.0% 0.0 0.00 0.00 0.0% 0.00 0 0 0.0%
Zachary Agnos
R
5.59 4.74 4.40 5.41 5.37 5.41 5.42 4.1% 59.9% 9.4% 3.7 13.4% 5.3 1.42 1.00 60.6% 1.33 7 1 14.3%
Ryan Rolison
L
7.45 7.48 7.74 6.86 6.65 6.86 6.87 6.3% 61.5% 9.4% 4.0 12.3% 5.3 1.31 1.03 65.3% 2.33 13 2 15.4%
Bradley Blalock
R
9.97 8.18 8.55 6.84 6.45 6.84 6.85 6.1% 63.6% 5.7% 2.5 8.6% 3.7 1.50 0.69 50.6% 1.53 0 0 0.0%
Juan Mejia
R
4.46 3.44 3.29 3.92 3.84 3.92 3.91 2.8% 64.3% 8.2% 3.1 22.6% 8.7 2.75 1.31 56.1% 1.88 11 2 18.2%
Victor Vodnik
R
2.86 3.80 3.88 4.16 4.14 4.16 4.07 2.5% 56.8% 13.6% 5.4 24.0% 9.5 1.76 1.66 81.0% 2.75 13 7 53.8%
Anthony Molina
R
7.27 7.92 7.20 6.22 5.64 6.22 6.18 8.3% 67.9% 0.0% 0.0 15.4% 6.2 0.00 0.69 68.2% 0.86 0 0 0.0%
Kyle Freeland
L
5.19 5.29 5.10 3.84 3.84 3.84 3.81 2.4% 67.5% 5.8% 2.4 16.2% 6.6 2.80 1.00 60.2% 1.78 0 0 0.0%
Antonio Senzatela
R
6.41 7.17 7.40 5.32 5.06 5.32 5.32 3.5% 61.0% 7.1% 3.1 10.9% 4.8 1.53 0.87 66.2% 2.25 0 0 0.0%
German Marquez
R
5.67 5.87 5.94 4.55 4.39 4.55 4.52 2.9% 62.9% 7.6% 3.2 15.8% 6.7 2.09 1.10 62.2% 1.37 0 0 0.0%
Ryan Feltner
R
4.75 4.96 4.62 4.35 4.23 4.35 4.36 3.0% 62.1% 8.8% 3.6 18.4% 7.4 2.08 1.22 71.1% 1.50 0 0 0.0%
Tanner Gordon
R
4.24 4.77 4.35 3.98 3.95 3.98 3.98 2.8% 69.1% 4.1% 1.6 13.5% 5.3 3.33 0.76 59.4% 1.80 0 0 0.0%
Carson Palmquist
L
7.63 6.82 7.11 7.11 6.77 7.11 7.10 5.7% 60.1% 12.2% 5.3 14.9% 6.5 1.22 1.30 64.7% 0.85 0 0 0.0%
Glossary of Terms

Player: The name of the bullpen pitcher.

T: The throwing hand of the pitcher (L for left-handed, R for right-handed).

W: The total number of wins credited to the pitcher.

L: The total number of losses credited to the pitcher.

ERA (Earned Run Average): The average number of earned runs allowed per nine innings pitched.

G (Games Played): The number of games in which the pitcher has appeared.

HLD (Holds): The number of times a relief pitcher maintains a lead before passing the game to another reliever.

SV (Saves): The number of times a pitcher successfully finishes a game with a lead.

BSV (Blown Saves): The number of times a pitcher enters in a save situation and fails to maintain the lead.

SV% (Save Percentage): The percentage of save opportunities successfully converted.

IP (Innings Pitched): The total number of innings pitched by the player.

H (Hits Allowed): The total number of hits allowed by the pitcher.

R (Runs Allowed): The total number of runs allowed, including earned and unearned runs.

ER (Earned Runs): The total number of runs scored against the pitcher that were not the result of defensive errors.

HR (Home Runs Allowed): The total number of home runs given up by the pitcher.

BB (Walks): The total number of batters walked by the pitcher.

IBB (Intentional Walks): The number of walks that were intentionally issued.

HBP (Hit by Pitch): The number of batters hit by a pitch.

SO (Strikeouts): The number of batters struck out by the pitcher.

WP (Wild Pitches): The number of pitches that the catcher fails to catch, allowing runners to advance.

BK (Balks): The number of illegal pitching movements that allow runners to advance.

WHIP (Walks + Hits per Inning Pitched): The average number of walks and hits allowed per inning pitched.

AVGa (Opponent Batting Average): The batting average of opposing hitters against the pitcher.

OBPa (Opponent On-Base Percentage): The on-base percentage of opposing hitters against the pitcher.

SLGa (Opponent Slugging Percentage): The slugging percentage of opposing hitters against the pitcher.

OPSa (Opponent On-Base Plus Slugging): The on-base plus slugging percentage of opposing hitters against the pitcher.

ERA (Earned Run Average): The average number of earned runs a pitcher allows per nine innings.

xERA (Expected ERA): A predictive measure of ERA based on batted-ball data, strikeouts, and walks.

ERC (Component ERA): An estimate of ERA based on hits, walks, and home runs allowed.

FIP (Fielding Independent Pitching): A metric that evaluates a pitcher's effectiveness independent of fielding by focusing on strikeouts, walks, and home runs allowed.

dERA (Defense-Independent ERA): An alternative ERA metric that removes the effect of defense and focuses on pitching outcomes.

DICE (Defense-Independent Component ERA): A similar stat to FIP that adjusts for defense-independent outcomes.

SIERA (Skill-Interactive ERA): A sabermetric pitching stat that evaluates a pitcher's overall skill by considering how batted balls are put in play.

Pitching Ratios & Percentages

Str% (Strike Percentage): The percentage of total pitches thrown for strikes.

BB% (Walk Percentage): The percentage of batters faced who are walked.

BB9 (Walks per 9 Innings): The average number of walks allowed per nine innings.

SO% (Strikeout Percentage): The percentage of batters faced who are struck out.

SO9 (Strikeouts per 9 Innings): The average number of strikeouts per nine innings.

SO/BB (Strikeout-to-Walk Ratio): The ratio of strikeouts to walks, indicating control and command.

PFR (Power-Finesse Ratio): A measure of a pitcher’s ability to generate strikeouts while limiting walks.

LOB% (Left on Base Percentage): The percentage of baserunners left stranded by a pitcher.

GO/FO (Ground Out to Fly Out Ratio): A measure of a pitcher's tendency to induce ground balls compared to fly balls.

Pitching Performance Indicators

Dom (Dominant Starts): The number of starts classified as dominant based on low runs allowed and high strikeout rates.

Dom% (Dominant Start Percentage): The percentage of total starts that were dominant performances.

Dis (Disaster Starts): The number of starts where the pitcher performed poorly, allowing a high number of runs.

Dis% (Disaster Start Percentage): The percentage of total starts that were considered disasters.

Inherited Runners

IR (Inherited Runners): The number of runners already on base when the pitcher enters the game.

IRA (Inherited Runners Allowed): The number of inherited runners that the pitcher allows to score.

IRA% (Inherited Runner Scoring Percentage): The percentage of inherited runners that end up scoring.