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Wednesday, 05/07/2025 3:35 PM 
 RecordStarterOpenLatest
 Gm#W-LPitcherMLO/UMLO/URL
 SEA Seattle96121-14WOO(R)-1359o-15-1359.5o-15-1.5, +110
 OAK Athletics96220-17HOGLUND(R)+1259u-05+1259.5u-05+1.5, -130

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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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 Seattle Mariners
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Jackson KowarP Elbow60-day IL05/07/20250000.00000000.000.000
Jackson Kowar is on the 60-day IL for an elbow injury with no recovery timetable. Out indefinitely for the Mariners.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
George KirbyP Shoulder15-day IL05/07/20250000.00000000.000.000
George Kirby of the Seattle Mariners is on the 15-day IL due to right shoulder inflammation, with no return timetable set.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Gregory SantosP Knee60-day IL05/07/20251107.08640805.142.286
Gregory Santos of the Mariners is on the 60-day IL due to right knee inflammation, with no recovery timetable.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Zachery PopRP ElbowQuestionable05/07/20250000.00000000.000.000
Zachery Pop (RP, Mariners) has a questionable status due to an elbow injury; day-to-day ahead of game on 05/07/2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Hunter CrantonSP Concussion7-day IL05/07/20250000.00000000.000.000
Hunter Cranton (SP, Mariners) on 7-day IL with concussion. Expected return for next game on 05/07/2025 against Athletics.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Tyler GoughSP Elbow60-day IL05/07/20250000.00000000.000.000
Tyler Gough of the Seattle Mariners is on the 60-day IL due to an elbow injury. Next game: 05/07/2025 vs. Athletics.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Trevor GottRP Undisclosed7-day IL05/07/20250000.00000000.000.000
Trevor Gott, RP for the Seattle Mariners, is on the 7-day IL with an unknown injury. Next game: 05/07/2025 vs. Athletics.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Logan GilbertP Elbow15-day IL05/07/202511030.3188836442.370.791
Logan Gilbert, Mariners pitcher, is on the 15-day IL with a right elbow flexor strain, likely out until mid-May.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Jesse HahnSP Undisclosed7-day IL05/07/20250000.00000000.000.000
Jesse Hahn (SP) of the Seattle Mariners is on the 7-day IL with an unknown issue. Next game is on 05/07/2025 vs. Athletics.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Teddy McGrawSP Elbow7-day IL05/07/20250000.00000000.000.000
Teddy McGraw, Mariners SP, on 7-day IL for elbow injury. Next game: 05/07/2025 vs. Athletics. Info updated 05/07/2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Cole PhillipsSP Elbow60-day IL05/07/20250000.00000000.000.000
Cole Phillips (SP, Mariners) on 60-day IL due to elbow injury; next game scheduled for 05/07/2025 at Athletics.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Taylor DollardSP Shoulder7-day IL05/07/20250000.00000000.000.000
Taylor Dollard of the Seattle Mariners is on the 7-day IL for shoulder issues. Next game is 05/07/2025 at Athletics.
 Athletics
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Jared JohnsonSP Undisclosed60-day IL05/07/20250000.00000000.000.000
Jared Johnson (SP, Athletics) on 60-day IL; status unknown. Next game: 05/07/2025 vs. Seattle. Info updated today.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Michael KellySP SuspensionSuspended05/07/20250000.00000000.000.000
Michael Kelly of the Athletics is suspended and next plays on 05/07/2025 against Seattle. Info last updated on the same date.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
J.T. GinnP Elbow15-day IL05/07/202511013.7147746154.611.463
J.T. Ginn (P, Athletics) on 15-day IL due to right elbow inflammation; he'll be out indefinitely. Next game: 05/07/2025 vs. Seattle.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Ken WaldichukP Elbow60-day IL05/07/20250000.00000000.000.000
Ken Waldichuk (P, Athletics) on 60-day IL due to elbow surgery; out until late June. Next game: 05/07/2025 vs. Seattle.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Luis MedinaP Elbow60-day IL05/07/20250000.00000000.000.000
Luis Medina (P) on 60-day IL with an elbow injury. Next game is 05/07/2025 vs. Seattle. Info updated today.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Domingo RoblesRP Undisclosed60-day IL05/07/20250000.00000000.000.000
Domingo Robles of the Athletics is on the 60-day IL, status unclear. Next game is on 05/07/2025 against Seattle.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Brady BassoP Shoulder60-day IL05/07/20250000.00000000.000.000
Brady Basso is on the 60-day IL with a left shoulder strain and is out indefinitely. Next game: 05/07/2025 vs. Seattle.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Jose LeclercP Lat60-day IL05/07/20250109.013663586.002.000
Jose Leclerc is on the 60-day IL with a right lat strain, and his return timeline is currently uncertain. Next game: 05/07/2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Michel OtanezP Shoulder15-day IL05/07/20250000.00000000.000.000
Michel Otanez of Athletics is on the 15-day IL due to a right shoulder impingement, with no recovery timeline yet.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Cole MillerSP Elbow60-day IL05/07/20250000.00000000.000.000
Cole Miller (SP, Athletics) on 60-day IL due to elbow injury; next game on 05/07/2025 vs. Seattle. Info as of 05/07/2025.

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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 Seattle 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
Andres Munoz
R
 1 0 0.00 18 0 13 1 92.9% 18.0 7 1 0 0 8 2 0 25 0 0 0.833 0.121 0.227 0.121 0.348
Gabe Speier
L
 1 0 2.57 17 6 0 0 0.0% 14.0 10 4 4 1 3 0 1 17 0 0 0.929 0.196 0.255 0.333 0.588
Matt Brash
R
 0 0 0.00 2 0 0 0 0.0% 1.7 2 0 0 0 1 0 1 1 0 0 1.800 0.333 0.500 0.333 0.833
Carlos Vargas
R
 1 1 2.60 13 4 1 1 50.0% 17.3 20 6 5 2 5 0 0 12 0 0 1.442 0.290 0.338 0.406 0.744
Trent Thornton
R
 1 0 5.87 16 5 0 1 0.0% 15.3 16 10 10 5 4 0 1 11 0 0 1.304 0.267 0.323 0.533 0.856
Collin Snider
R
 1 0 3.52 14 4 0 0 0.0% 15.3 15 8 6 1 3 0 1 11 0 0 1.174 0.250 0.297 0.450 0.747
Eduard Bazardo
R
 1 0 4.74 16 0 0 1 0.0% 19.0 15 10 10 2 8 0 0 14 0 0 1.211 0.217 0.299 0.333 0.632
Casey Legumina
R
 2 1 3.00 10 1 0 0 0.0% 9.0 7 4 3 1 6 2 1 7 0 0 1.444 0.212 0.350 0.333 0.683
Logan Evans
R
 1 1 7.20 2 0 0 0 0.0% 10.0 13 8 8 1 5 0 0 8 2 0 1.800 0.325 0.400 0.400 0.800
Luis Castillo
R
 3 2 3.29 7 0 0 0 0.0% 38.3 35 14 14 3 16 0 1 30 0 0 1.330 0.238 0.317 0.347 0.664
Bryce Miller
R
 2 3 4.15 7 0 0 0 0.0% 34.7 32 16 16 2 19 0 1 32 1 0 1.471 0.252 0.354 0.386 0.740
Emerson Hancock
R
 1 1 5.70 5 0 0 0 0.0% 23.7 30 15 15 3 7 0 0 17 1 0 1.563 0.316 0.363 0.463 0.826
Logan Gilbert
R
 1 1 2.37 6 0 0 0 0.0% 30.3 18 8 8 3 6 0 1 44 2 0 0.791 0.164 0.214 0.291 0.505
George Kirby
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

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 Athletics 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
Mason Miller
R
 0 1 4.61 14 0 10 1 90.9% 13.7 8 7 7 2 6 0 1 26 3 0 1.024 0.167 0.273 0.333 0.606
Jose Leclerc
R
 0 1 6.00 10 1 0 2 0.0% 9.0 13 6 6 3 5 0 0 8 1 1 2.000 0.317 0.391 0.634 1.025
Tyler Ferguson
R
 0 1 2.00 18 7 1 2 33.3% 18.0 9 6 4 1 9 0 1 17 0 0 1.000 0.158 0.284 0.211 0.494
Michel Otanez
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
T.J. McFarland
L
 0 0 5.40 17 5 0 0 0.0% 10.0 15 6 6 0 3 0 1 4 0 0 1.800 0.349 0.404 0.535 0.939
Noah Murdock
R
 1 1 13.24 14 1 0 1 0.0% 17.0 26 25 25 0 20 3 2 21 0 1 2.706 0.347 0.495 0.453 0.948
Mitch Spence
R
 1 0 4.37 14 3 1 0 100.0% 22.7 25 17 11 2 9 0 1 21 1 0 1.500 0.272 0.343 0.413 0.756
Hogan Harris
L
 1 0 2.08 6 1 0 0 0.0% 8.7 5 2 2 0 4 0 0 10 0 0 1.038 0.167 0.265 0.167 0.431
Grant Holman
R
 3 0 0.93 7 1 0 0 0.0% 9.7 8 2 1 0 2 0 0 5 0 0 1.034 0.229 0.270 0.229 0.499
Justin Sterner
R
 1 0 0.00 18 6 0 0 0.0% 18.7 7 0 0 0 9 0 2 24 0 0 0.857 0.115 0.250 0.115 0.365
Brady Basso
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
Luis Severino
R
 1 3 3.62 8 0 0 0 0.0% 49.7 43 21 20 4 17 1 1 38 0 0 1.208 0.230 0.298 0.353 0.651
Jeffrey Springs
L
 4 3 4.81 8 0 0 0 0.0% 39.3 37 27 21 6 19 0 0 32 0 1 1.424 0.243 0.327 0.414 0.742
Osvaldo Bido
R
 2 2 4.71 7 0 0 0 0.0% 36.3 39 20 19 7 14 0 2 21 0 0 1.459 0.279 0.353 0.486 0.838
JP Sears
L
 4 2 2.93 7 0 0 0 0.0% 40.0 34 13 13 4 6 0 2 32 0 0 1.000 0.222 0.261 0.359 0.620
J.T. Ginn
R
 1 1 4.61 3 0 0 0 0.0% 13.7 14 7 7 4 6 0 1 15 0 0 1.463 0.250 0.333 0.482 0.815
Ken Waldichuk
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
Luis Medina
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
Jacob Lopez
L
 0 1 3.86 4 0 0 0 0.0% 7.0 11 5 3 0 7 0 1 9 0 0 2.571 0.355 0.487 0.387 0.874

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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 Seattle 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%
Andres Munoz
R
 0.00 0.30 0.92 1.66 1.76 1.66 1.36 0.0% 62.3% 11.6% 4.0 36.2% 12.5 3.13 1.83 93.3% 5.00 0 0 0.0%
Gabe Speier
L
 2.57 2.02 1.90 2.46 2.48 2.46 2.46 1.8% 70.5% 5.4% 1.9 30.4% 10.9 5.67 1.43 79.4% 1.71 4 0 0.0%
Matt Brash
R
 0.00 4.96 8.04 5.50 5.64 5.50 6.26 0.0% 48.4% 11.1% 5.4 11.1% 5.4 1.00 1.20 100.0% 0.00 0 0 0.0%
Carlos Vargas
R
 2.60 4.90 4.56 4.08 4.02 4.08 4.09 2.7% 63.2% 6.5% 2.6 15.6% 6.2 2.40 0.98 85.6% 2.63 2 2 100.0%
Trent Thornton
R
 5.87 6.04 5.60 6.88 6.60 6.88 6.91 7.7% 64.8% 6.0% 2.3 16.4% 6.5 2.75 0.98 78.6% 3.50 6 1 16.7%
Collin Snider
R
 3.52 3.33 3.00 3.30 3.33 3.30 3.30 1.6% 69.9% 4.6% 1.8 16.9% 6.5 3.67 0.91 62.5% 2.11 7 2 28.6%
Eduard Bazardo
R
 4.74 3.26 2.99 4.26 4.27 4.26 4.25 2.6% 62.5% 10.0% 3.8 17.5% 6.6 1.75 1.16 64.4% 1.07 8 1 12.5%
Casey Legumina
R
 3.00 3.87 3.90 5.32 5.39 5.32 4.60 2.5% 63.9% 14.6% 6.0 17.1% 7.0 1.17 1.44 79.4% 0.86 1 1 100.0%
Logan Evans
R
 7.20 6.05 6.25 4.30 4.22 4.30 4.28 2.2% 63.5% 10.4% 4.5 16.7% 7.2 1.60 1.30 60.2% 1.80 0 0 0.0%
Luis Castillo
R
 3.29 3.66 3.47 3.88 3.89 3.88 3.89 1.8% 64.0% 9.6% 3.8 18.0% 7.0 1.88 1.20 79.5% 1.46 0 0 0.0%
Bryce Miller
R
 4.15 3.85 3.98 3.73 3.77 3.73 3.73 1.4% 61.4% 12.2% 4.9 20.5% 8.3 1.68 1.47 73.2% 1.29 0 0 0.0%
Emerson Hancock
R
 5.70 5.60 5.53 4.20 4.12 4.20 4.22 2.9% 65.0% 6.5% 2.7 15.7% 6.5 2.43 1.01 67.1% 2.00 0 0 0.0%
Logan Gilbert
R
 2.37 1.57 1.46 2.18 2.15 2.18 2.18 2.6% 65.9% 5.2% 1.8 37.9% 13.1 7.33 1.65 81.7% 3.50 0 0 0.0%
George Kirby
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%

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 Athletics 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%
Mason Miller
R
 4.61 2.49 2.52 2.73 2.65 2.73 2.74 3.6% 65.5% 10.7% 4.0 46.4% 17.1 4.33 2.34 65.6% 1.00 0 0 0.0%
Jose Leclerc
R
 6.00 8.91 8.92 7.32 6.47 7.32 7.28 6.5% 58.1% 11.1% 5.0 17.8% 8.0 1.60 1.44 87.0% 1.60 7 3 42.9%
Tyler Ferguson
R
 2.00 1.52 1.76 3.60 3.66 3.60 3.60 1.5% 59.3% 12.3% 4.5 23.3% 8.5 1.89 1.44 73.9% 0.71 4 0 0.0%
Michel Otanez
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%
T.J. McFarland
L
 5.40 5.77 6.23 3.50 3.71 3.50 3.54 0.0% 63.2% 6.1% 2.7 8.2% 3.6 1.33 0.70 68.4% 2.00 16 3 18.8%
Noah Murdock
R
 13.24 8.06 9.73 4.51 4.46 4.51 3.98 0.0% 60.5% 20.2% 10.6 21.2% 11.1 1.05 2.41 47.9% 1.44 6 1 16.7%
Mitch Spence
R
 4.37 4.66 4.51 3.72 3.67 3.72 3.73 2.0% 63.8% 8.7% 3.6 20.4% 8.3 2.33 1.32 55.9% 2.70 7 2 28.6%
Hogan Harris
L
 2.08 1.33 1.54 2.18 2.30 2.18 2.14 0.0% 62.0% 11.4% 4.2 28.6% 10.4 2.50 1.62 77.8% 1.50 6 1 16.7%
Grant Holman
R
 0.93 2.05 1.87 2.69 2.85 2.69 2.70 0.0% 61.7% 5.1% 1.9 12.8% 4.7 2.50 0.72 80.0% 2.40 0 0 0.0%
Justin Sterner
R
 0.00 0.33 1.18 2.30 2.33 2.30 2.28 0.0% 61.8% 12.2% 4.3 32.4% 11.6 2.67 1.77 100.0% 0.64 13 3 23.1%
Brady Basso
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%
Luis Severino
R
 3.62 3.25 3.02 3.70 3.72 3.70 3.64 2.0% 64.9% 8.1% 3.1 18.1% 6.9 2.24 1.11 72.2% 2.00 0 0 0.0%
Jeffrey Springs
L
 4.81 4.59 4.20 4.91 4.81 4.91 4.90 3.5% 62.4% 10.9% 4.3 18.4% 7.3 1.68 1.30 60.9% 1.07 0 0 0.0%
Osvaldo Bido
R
 4.71 5.39 5.25 5.77 5.63 5.77 5.76 4.5% 64.0% 8.5% 3.5 12.8% 5.2 1.50 0.96 77.4% 0.75 0 0 0.0%
JP Sears
L
 2.93 2.84 2.47 3.40 3.42 3.40 3.40 2.5% 67.2% 3.7% 1.4 19.8% 7.2 5.33 0.95 79.7% 1.41 0 0 0.0%
J.T. Ginn
R
 4.61 6.07 5.75 6.25 5.74 6.25 6.28 6.3% 58.2% 9.7% 4.0 24.2% 9.9 2.50 1.54 90.9% 20.00 0 0 0.0%
Ken Waldichuk
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%
Luis Medina
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%
Jacob Lopez
L
 3.86 7.83 9.26 3.96 3.92 3.96 3.88 0.0% 58.7% 17.5% 9.0 22.5% 11.6 1.29 2.29 73.7% 1.33 4 1 25.0%
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.