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Friday, 07/18/2025 10:10 PM 
 RecordStarterOpenLatest
 Gm#W-LPitcherMLO/UMLO/URL
 HOU Houston96556-40VALDEZ(L)-105-105-1.5, +140
 SEA Seattle96651-45CASTILLO(R)-105NL-105NL+1.5, -160

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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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 Houston Astros
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Cole HertzlerRP Undisclosed7-day IL07/16/20250000.00000000.000.000
Cole Hertzler of the Houston Astros is on the 7-day IL, status unknown; next game is on 07/18/2025 at Seattle.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
James HicksSP Undisclosed60-day IL07/16/20250000.00000000.000.000
James Hicks (SP, Astros) on 60-day IL, status uncertain; next game scheduled for 07/18/2025 at Seattle.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Jackson NezuhSP Undisclosed7-day IL07/16/20250000.00000000.000.000
Jackson Nezuh (SP, Astros) placed on 7-day IL; status unknown. Next game scheduled for 07/18/2025 at Seattle.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Anderson BritoSP Undisclosed7-day IL07/16/20250000.00000000.000.000
Anderson Brito (SP, Astros) is on the 7-day IL with an unknown injury. Next game: 07/18/2025 at Seattle. Info as of 07/16/2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Ryan ForcucciSP Elbow60-day IL07/14/20250000.00000000.000.000
Ryan Forcucci (SP, Astros) on 60-day IL with an elbow injury; expected return for next game on 07/18/2025 at Seattle.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Alejandro TorresUndisclosed7-day IL07/14/20250000.00000000.000.000
Alejandro Torres of the Houston Astros is on the 7-day IL with an unknown injury. Next game: 07/18/2025 at Seattle.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Nolan DeVosSP Undisclosed60-day IL07/14/20250000.00000000.000.000
Nolan DeVos (SP, Astros) is on the 60-day IL. Status is unknown. Next game is on 07/18/2025 at Seattle. Info updated 07/14/2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Julio RodriguezSP SuspensionSuspended07/14/20250000.00000000.000.000
Julio Rodriguez of the Houston Astros is suspended, with his next game scheduled for July 18, 2025, in Seattle.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Glenn OttoRP Shoulder7-day IL07/14/20250000.00000000.000.000
Glenn Otto (RP, Astros) on 7-day IL with a shoulder injury; next game scheduled for 07/18/2025 at Seattle.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Shawn DubinForearm15-day IL07/14/202520020.3163327181.331.131
Shawn Dubin (P, Astros) on 15-day IL with right forearm strain, out indefinitely. Next game 07/18/2025 at Seattle.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Spencer ArrighettiThumb60-day IL06/15/20251109.74661585.590.931
Spencer Arrighetti of the Astros is on the 60-day IL with a fractured right thumb, out until mid-July 2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Hayden WesneskiElbowOut06/05/202513032.029161676294.501.094
Hayden Wesneski of the Astros is on the 60-day IL due to an elbow injury and will be out indefinitely.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
J.P. FranceShoulder60-day IL06/05/20250000.00000000.000.000
J.P. France (P) is on the 60-day IL for shoulder surgery, out indefinitely. Next game is 07/18/2025 vs. Seattle.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Ronel BlancoElbowOut06/05/202534048.3362222720484.101.159
Ronel Blanco (P, Astros) is on the 60-day IL due to an elbow injury and will miss the rest of the season.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Cristian JavierElbow60-day IL05/04/20250000.00000000.000.000
Cristian Javier of the Houston Astros is on the 60-day IL for elbow surgery and will miss the rest of the season.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Kaleb OrtOblique05/04/202511026.7211717513255.741.275
Kaleb Ort (P) of the Astros is on the 15-day IL due to an oblique injury, with his next game scheduled for 07/18/2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Luis GarciaElbow60-day IL05/04/20250000.00000000.000.000
Luis Garcia of the Astros is on the 60-day IL with elbow soreness, out indefinitely; return date TBD. Next game: 7/18/2025.
 Seattle Mariners
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Carlos VargasPersonalProbable07/14/202535144.7462217519323.431.455
Carlos Vargas (P, Mariners) is on paternity leave, likely missing extended time; next game 07/18/2025 vs. Houston.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Daniel BardRP Undisclosed7-day IL07/16/20250000.00000000.000.000
Daniel Bard (RP) on 7-day IL for Seattle Mariners; injury status unknown. Next game: 07/18/2025 vs. Houston.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Gregory SantosKnee60-day IL07/14/20251107.08640805.142.286
Gregory Santos (P) of the Seattle Mariners is on the 60-day IL due to right knee inflammation with no recovery timetable.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Matt CroninSP Undisclosed60-day IL07/14/20250000.00000000.000.000
Matt Cronin (SP), Seattle Mariners, on 60-day IL. Status unknown. Next game: 07/18/2025 vs. Houston. Info as of 07/14/2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Cole PhillipsSP Elbow60-day IL07/14/20250000.00000000.000.000
Cole Phillips, Seattle Mariners SP, on 60-day IL due to elbow injury. Next game: 07/18/2025 vs. Houston. Info as of 07/14/2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Juan PintoUndisclosed60-day IL07/14/20250000.00000000.000.000
Juan Pinto (P) of the Seattle Mariners is on the 60-day IL; status unknown. Next game on 07/18/2025 vs. Houston.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Tyler GoughSP Elbow60-day IL07/14/20250000.00000000.000.000
Tyler Gough of the Seattle Mariners is on the 60-day IL due to an elbow injury; next game is on 07/18/2025 against Houston.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Bryce MillerElbow15-day IL06/10/202525048.7513131523395.731.521
Bryce Miller of the Seattle Mariners is on the 15-day IL with right elbow inflammation; return date undetermined.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Collin SniderForearm15-day IL06/05/202521026.332201636245.471.443
Collin Snider (P, Mariners) is on the 15-day IL with a right forearm strain and is expected to return in early July.

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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 Houston 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
Josh Hader
L
5 2 2.53 40 0 25 1 96.2% 42.7 26 14 12 8 9 1 2 65 2 0 0.820 0.171 0.227 0.388 0.615
Bryan Abreu
R
3 3 1.70 42 23 0 3 0.0% 42.3 26 8 8 3 20 0 2 66 2 0 1.087 0.171 0.276 0.263 0.539
Hector Neris
R
3 1 6.50 26 7 0 2 0.0% 18.0 17 14 13 3 9 0 1 24 3 0 1.444 0.250 0.346 0.456 0.802
Bryan King
L
3 1 2.77 40 19 0 2 0.0% 39.0 34 12 12 3 8 0 3 43 2 0 1.077 0.231 0.285 0.320 0.605
Kaleb Ort
R
1 1 5.74 29 2 0 0 0.0% 26.7 21 17 17 5 13 0 0 25 2 0 1.275 0.223 0.318 0.447 0.765
Steven Okert
L
1 2 2.32 39 5 1 2 33.3% 42.7 22 12 11 4 7 1 2 50 0 0 0.680 0.154 0.204 0.273 0.477
Ryan Gusto
R
6 3 4.58 20 0 0 0 0.0% 74.7 82 41 38 11 26 0 2 76 0 0 1.446 0.273 0.335 0.437 0.772
Bennett Sousa
L
3 0 2.17 30 4 3 0 100.0% 37.3 26 10 9 1 8 0 0 45 4 0 0.911 0.198 0.245 0.290 0.535
Shawn Dubin
R
2 0 1.33 18 6 0 1 0.0% 20.3 16 3 3 2 7 0 1 18 0 0 1.131 0.219 0.296 0.356 0.652
Jason Alexander
R
1 0 8.40 6 0 1 0 100.0% 15.0 17 16 14 3 10 0 1 11 0 0 1.800 0.270 0.378 0.508 0.886
Logan VanWey
R
0 0 6.23 7 0 0 0 0.0% 8.7 15 7 6 2 3 0 1 5 0 0 2.077 0.385 0.442 0.564 1.006
Hunter Brown
R
9 4 2.43 19 0 0 0 0.0% 115.0 76 32 31 12 34 1 3 137 0 0 0.957 0.189 0.257 0.315 0.572
Colton Gordon
L
3 2 4.67 11 0 0 0 0.0% 52.0 65 28 27 10 9 2 1 44 2 1 1.423 0.302 0.333 0.512 0.845
Brandon Walter
L
1 2 3.98 7 0 0 0 0.0% 40.7 39 18 18 8 2 0 3 40 0 0 1.008 0.245 0.268 0.453 0.721
Lance McCullers
R
2 4 6.48 10 0 0 0 0.0% 41.7 43 32 30 9 26 0 5 49 1 0 1.656 0.256 0.372 0.476 0.848
Spencer Arrighetti
R
1 1 5.59 2 0 0 0 0.0% 9.7 4 6 6 1 5 0 1 8 0 0 0.931 0.121 0.256 0.273 0.529
Luis Garcia
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
Cristian Javier
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
J.P. France
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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 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
3 1 1.50 37 0 21 6 77.8% 36.0 18 10 6 1 14 3 2 46 4 0 0.889 0.148 0.246 0.172 0.419
Gabe Speier
L
2 1 2.70 42 10 0 4 0.0% 36.7 26 12 11 4 9 1 2 51 1 0 0.955 0.195 0.257 0.346 0.603
Matt Brash
R
1 0 0.83 24 10 1 0 100.0% 21.7 14 2 2 1 7 0 2 23 0 0 0.969 0.184 0.271 0.224 0.494
Carlos Vargas
R
3 5 3.43 42 11 1 5 16.7% 44.7 46 22 17 5 19 4 1 32 2 0 1.455 0.266 0.342 0.393 0.735
Casey Legumina
R
4 4 5.14 34 3 0 0 0.0% 35.0 30 23 20 5 18 2 1 38 0 0 1.371 0.231 0.329 0.385 0.713
Trent Thornton
R
2 0 4.67 28 5 0 1 0.0% 34.7 30 19 18 6 14 2 4 25 1 0 1.269 0.236 0.331 0.409 0.740
Eduard Bazardo
R
3 0 2.96 42 2 0 1 0.0% 48.7 34 16 16 6 22 1 1 45 1 0 1.151 0.198 0.292 0.326 0.618
Juan Burgos
R
0 0 1.93 3 0 0 0 0.0% 4.7 3 1 1 0 2 0 1 6 0 0 1.071 0.176 0.300 0.235 0.535
Logan Evans
R
3 3 4.65 9 0 0 0 0.0% 50.3 54 26 26 9 15 1 2 35 2 0 1.371 0.277 0.335 0.477 0.812
Logan Gilbert
R
2 3 3.54 12 0 0 0 0.0% 61.0 50 26 24 9 15 0 2 88 3 0 1.066 0.216 0.270 0.381 0.651
Bryan Woo
R
8 4 2.59 18 0 0 0 0.0% 114.7 85 37 33 14 21 0 3 109 2 0 0.924 0.203 0.246 0.334 0.580
George Kirby
R
4 4 4.50 10 0 0 0 0.0% 54.0 50 27 27 8 12 0 3 56 1 0 1.148 0.245 0.297 0.402 0.699
Bryce Miller
R
2 5 5.73 10 0 0 0 0.0% 48.7 51 31 31 5 23 0 3 39 2 0 1.521 0.273 0.362 0.433 0.795

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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 Houston 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%
Josh Hader
L
2.53 2.42 1.91 3.26 3.11 3.26 3.18 4.9% 69.4% 5.5% 1.9 39.4% 13.7 7.22 1.73 89.1% 0.64 3 0 0.0%
Bryan Abreu
R
1.70 2.12 2.06 2.46 2.48 2.46 2.45 1.7% 61.3% 11.4% 4.3 37.7% 14.0 3.30 2.03 91.3% 2.09 14 3 21.4%
Hector Neris
R
6.50 4.73 4.75 4.27 4.07 4.27 4.25 3.8% 62.7% 11.1% 4.5 29.6% 12.0 2.67 1.83 57.0% 0.75 12 2 16.7%
Bryan King
L
2.77 2.87 2.72 2.74 2.78 2.74 2.73 1.9% 69.6% 4.9% 1.8 26.5% 9.9 5.38 1.31 80.9% 1.08 13 0 0.0%
Kaleb Ort
R
5.74 4.10 3.85 5.13 5.05 5.13 5.12 4.7% 59.8% 11.4% 4.4 21.9% 8.4 1.92 1.43 63.0% 1.38 10 2 20.0%
Steven Okert
L
2.32 1.06 1.21 2.61 2.57 2.61 2.52 2.6% 68.5% 4.4% 1.5 31.4% 10.5 7.14 1.34 74.8% 0.41 23 7 30.4%
Ryan Gusto
R
4.58 5.01 4.73 4.10 3.94 4.10 4.10 3.4% 65.2% 7.8% 3.1 22.8% 9.2 2.92 1.37 72.9% 1.08 1 0 0.0%
Bennett Sousa
L
2.17 1.55 1.53 1.68 1.80 1.68 1.68 0.7% 68.8% 5.5% 1.9 30.8% 10.8 5.63 1.42 73.6% 2.07 8 3 37.5%
Shawn Dubin
R
1.33 2.98 2.92 3.79 3.78 3.79 3.78 2.5% 63.7% 8.2% 3.1 21.2% 8.0 2.57 1.23 99.1% 2.38 6 2 33.3%
Jason Alexander
R
8.40 6.46 6.60 6.43 6.06 6.43 6.44 4.1% 60.7% 13.7% 6.0 15.1% 6.6 1.10 1.40 50.4% 1.70 3 1 33.3%
Logan VanWey
R
6.23 9.02 10.24 6.33 5.81 6.33 6.30 4.7% 64.4% 6.7% 3.1 11.1% 5.2 1.67 0.92 74.1% 1.60 3 2 66.7%
Hunter Brown
R
2.43 2.23 2.02 3.04 2.98 3.04 3.01 2.7% 62.1% 7.4% 2.7 29.9% 10.7 4.03 1.49 84.2% 2.17 0 0 0.0%
Colton Gordon
L
4.67 5.75 5.22 4.48 4.29 4.48 4.36 4.4% 67.6% 3.9% 1.6 19.0% 7.6 4.89 1.02 77.0% 1.32 0 0 0.0%
Brandon Walter
L
3.98 3.95 3.30 4.06 3.88 4.06 4.06 4.9% 67.8% 1.2% 0.4 24.1% 8.9 20.00 1.03 79.3% 1.95 0 0 0.0%
Lance McCullers
R
6.48 5.92 6.21 5.79 5.38 5.79 5.79 4.5% 58.5% 13.1% 5.6 24.6% 10.6 1.88 1.80 68.4% 1.95 0 0 0.0%
Spencer Arrighetti
R
5.59 1.54 1.75 4.65 4.74 4.65 4.62 2.6% 59.2% 12.8% 4.7 20.5% 7.4 1.60 1.34 46.5% 0.88 0 0 0.0%
Luis Garcia
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%
Cristian Javier
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%
J.P. France
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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 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
1.50 0.98 1.34 2.24 2.32 2.24 2.00 0.7% 63.5% 9.9% 3.5 32.4% 11.5 3.29 1.67 73.6% 1.74 4 0 0.0%
Gabe Speier
L
2.70 2.38 2.07 2.64 2.62 2.64 2.55 2.8% 70.0% 6.1% 2.2 34.7% 12.5 5.67 1.64 79.6% 1.14 19 4 21.1%
Matt Brash
R
0.83 1.74 1.86 2.82 2.84 2.82 2.83 1.2% 61.2% 8.0% 2.9 26.1% 9.6 3.29 1.38 97.2% 3.43 6 1 16.7%
Carlos Vargas
R
3.43 4.57 4.39 4.47 4.44 4.47 4.20 2.6% 64.1% 9.5% 3.8 16.0% 6.4 1.68 1.14 74.6% 2.00 11 5 45.5%
Casey Legumina
R
5.14 4.13 4.08 4.41 4.32 4.41 4.24 3.4% 66.5% 11.7% 4.6 24.7% 9.8 2.11 1.60 61.9% 1.42 7 2 28.6%
Trent Thornton
R
4.67 4.19 4.25 5.47 5.41 5.47 5.29 4.1% 65.9% 9.2% 3.6 16.4% 6.5 1.79 1.13 73.2% 1.64 10 1 10.0%
Eduard Bazardo
R
2.96 3.00 2.90 4.27 4.25 4.27 4.20 3.1% 63.5% 10.8% 4.1 22.2% 8.3 2.05 1.38 84.4% 0.89 13 2 15.4%
Juan Burgos
R
1.93 1.58 2.07 2.46 2.55 2.46 2.47 0.0% 63.5% 10.0% 3.9 30.0% 11.6 3.00 1.71 83.3% 0.75 2 2 100.0%
Logan Evans
R
4.65 5.04 4.85 5.05 4.91 5.05 4.99 4.2% 63.0% 6.8% 2.7 15.8% 6.3 2.33 0.99 77.1% 1.70 0 0 0.0%
Logan Gilbert
R
3.54 3.27 2.85 2.97 2.86 2.97 2.97 3.6% 66.5% 6.0% 2.2 35.2% 13.0 5.87 1.69 75.4% 1.57 0 0 0.0%
Bryan Woo
R
2.59 2.53 2.01 3.41 3.34 3.41 3.41 3.2% 67.2% 4.6% 1.6 24.1% 8.6 5.19 1.13 80.5% 1.44 0 0 0.0%
George Kirby
R
4.50 3.80 3.47 3.79 3.65 3.79 3.79 3.7% 67.6% 5.3% 2.0 24.7% 9.3 4.67 1.26 70.6% 1.55 0 0 0.0%
Bryce Miller
R
5.73 4.70 4.81 4.44 4.37 4.44 4.43 2.3% 62.6% 10.3% 4.3 17.5% 7.2 1.70 1.27 65.7% 1.34 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.