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Sunday, 04/27/2025 2:10 PM 
 RecordStarterOpenLatest
 Gm#W-LPitcherMLO/UMLO/URL
 HOU Houston96913-13BROWN(R)-1258ev-1357.5o+05-1.5, +110
 KC Kansas City97014-14BUBIC(L)+1158u-20+1257.5u-25+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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 Houston Astros
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
J.P. FranceShoulder60-day IL04/27/20250000.00000000.000.000
J.P. France (Astros) on 60-day IL after shoulder surgery; out indefinitely. Next game on 04/27/2025 at Kansas City.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Ethan PeckoSP Undisclosed7-day IL04/27/20250000.00000000.000.000
Ethan Pecko (SP, Astros) on 7-day IL with an unknown injury; next game on 04/27/2025 against Kansas City.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Ray GaitherSP Undisclosed7-day IL04/27/20250000.00000000.000.000
Ray Gaither (SP) of the Houston Astros is on the 7-day IL due to an unknown issue. Next game is on 04/27/2025 at Kansas City.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Shawn DubinShoulder15-day IL04/27/20250000.00000000.000.000
Shawn Dubin (P, Astros) placed on 15-day IL with right shoulder inflammation; indefinite absence from games. Next on 4/27/2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Glenn OttoRP Shoulder7-day IL04/27/20250000.00000000.000.000
Glenn Otto (RP, Astros) is on the 7-day IL due to shoulder issues; next game is 04/27/2025 at Kansas City.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Nolan DeVosSP Undisclosed60-day IL04/27/20250000.00000000.000.000
Nolan DeVos (SP) on 60-day IL for Houston Astros; status unclear. Next game on 04/27/2025 at Kansas City.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Jean PintoSP Elbow7-day IL04/27/20250000.00000000.000.000
Jean Pinto of the Houston Astros is on the 7-day IL due to an elbow injury. Next game: 04/27/2025 at Kansas City.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Lance McCullersForearm15-day IL04/27/20250000.00000000.000.000
Lance McCullers (P, Astros) on 15-day IL due to forearm injury after elbow surgery; expected return late April.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Cristian JavierElbow60-day IL04/27/20250000.00000000.000.000
Cristian Javier of the Houston Astros is on the 60-day IL due to right elbow UCL surgery, missing the rest of the season.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Ryan ForcucciSP ElbowOut04/27/20250000.00000000.000.000
Ryan Forcucci (SP, Astros) is out due to an elbow injury and will miss the game on 04/27/2025 against Kansas City.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Spencer ArrighettiThumb15-day IL04/08/20251109.74661585.590.931
Spencer Arrighetti of the Astros is on the 15-day IL due to a fractured right thumb and will be out indefinitely.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Luis GarciaElbow60-day IL04/08/20250000.00000000.000.000
Luis Garcia (P, Astros) is on the 60-day IL with right elbow soreness. No return date announced. Next game is 04/27/2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Kaleb OrtOblique15-day IL03/28/20250000.00000000.000.000
Kaleb Ort of the Astros is on the 15-day IL with a left oblique strain; no return date set. Next game 04/27/2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Forrest WhitleyKneeProbable03/27/20250002.00000020.000.000
Forrest Whitley (P, Astros) is on the 15-day IL with a left knee bone bruise; return timetable TBD. Next game: 04/27/2025.
 Kansas City Royals
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Hunter HarveyShoulder15-day IL04/27/20250005.31000070.000.188
Hunter Harvey of the Royals is on the 15-day IL with a Grade 1 shoulder strain and is out indefinitely.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Cole RagansP✅GroinQuestionable04/24/202511030.727161549464.401.174
Cole Ragans (P, Royals) is day-to-day with a left groin strain; status uncertain for Sunday’s game against the Astros.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Carlos MateoUndisclosedQuestionable04/27/20250000.00000000.000.000
Carlos Mateo (P) of the Kansas City Royals is listed as questionable for the game against Houston on 04/27/2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Christian ChamberlainSP Elbow7-day IL04/27/20250000.00000000.000.000
Christian Chamberlain (SP) on 7-day IL due to elbow injury. Next game: 04/27/2025 vs. Houston. Info updated 04/27/2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Asa LacySP ElbowOut04/27/20250000.00000000.000.000
Asa Lacy (SP, Royals) is out with an elbow injury and will miss the game on 04/27/2025 against Houston.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Kyle WrightShoulder15-day IL04/27/20250000.00000000.000.000
Kyle Wright (P, Royals) is on the 15-day IL after shoulder surgery and has no set return date. Next game 04/27/2025.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Sam LongElbow15-day IL04/27/20250207.012121025612.862.429
Sam Long of the Kansas City Royals is on the 15-day IL with left elbow inflammation and has no timetable for return.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
L.P. LangevinSP Lat60-day IL04/27/20250000.00000000.000.000
L.P. Langevin of the Kansas City Royals is on the 60-day IL due to a lat injury. Next game is on 04/27/2025 vs. Houston.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
Alec MarshShoulder15-day IL04/27/20250000.00000000.000.000
Alec Marsh (P, Royals) is on the 15-day IL for a shoulder injury with no return date set. Next game: 04/27/2025 vs. Houston.
PlayerPosInjuryStatusUpdatedWLSVIPHRERHRBBSOERAWHIP
James McArthurElbow15-day IL04/27/20250000.00000000.000.000
James McArthur of the Royals is on the 15-day IL with a right elbow injury after surgery, with no return timetable yet.

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
1 0 0.69 11 0 7 0 100.0% 13.0 6 1 1 0 3 0 0 17 0 0 0.692 0.136 0.191 0.182 0.373
Bryan Abreu
R
0 1 2.31 12 8 0 2 0.0% 11.7 10 3 3 0 7 0 0 16 1 0 1.457 0.213 0.315 0.255 0.570
Tayler Scott
R
1 2 5.00 10 1 0 1 0.0% 9.0 9 6 5 1 5 0 1 9 0 0 1.556 0.257 0.366 0.429 0.794
Bryan King
L
0 0 1.50 13 7 0 0 0.0% 12.0 5 2 2 1 3 0 1 14 0 0 0.667 0.119 0.196 0.214 0.410
Ryan Gusto
R
3 1 2.78 7 0 0 0 0.0% 22.7 21 7 7 2 4 0 0 23 0 0 1.103 0.244 0.278 0.360 0.638
Kaleb Ort
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
Shawn Dubin
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
Steven Okert
L
0 0 0.75 10 2 1 0 100.0% 12.0 5 1 1 1 0 0 1 15 0 0 0.417 0.128 0.150 0.282 0.432
Forrest Whitley
R
0 0 0.00 1 0 0 0 0.0% 2.0 0 0 0 0 0 0 0 2 0 0 0.000 0.000 0.000 0.000 0.000
Bennett Sousa
L
0 0 0.00 5 0 0 0 0.0% 4.7 3 0 0 0 2 0 0 5 0 0 1.071 0.200 0.294 0.267 0.561
Logan VanWey
R
0 0 2.45 4 0 0 0 0.0% 3.7 5 2 1 1 1 0 1 1 0 0 1.636 0.313 0.389 0.563 0.951
Framber Valdez
L
1 3 4.00 6 0 0 0 0.0% 36.0 30 16 16 3 13 0 2 31 1 0 1.194 0.229 0.308 0.389 0.698
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
Ronel Blanco
R
2 2 5.01 5 0 0 0 0.0% 23.3 19 13 13 3 12 0 0 20 0 0 1.329 0.221 0.316 0.360 0.677
Hayden Wesneski
R
1 2 3.86 5 0 0 0 0.0% 28.0 24 12 12 6 4 0 1 26 0 0 1.000 0.229 0.264 0.448 0.711
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
Lance McCullers
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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 Kansas City 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
Carlos Estevez
R
1 0 2.77 12 0 7 2 77.8% 13.0 5 5 4 0 9 3 2 11 1 1 1.077 0.116 0.296 0.163 0.459
Lucas Erceg
R
0 0 0.87 12 8 1 0 100.0% 10.3 3 1 1 0 1 0 0 7 0 0 0.387 0.097 0.125 0.097 0.222
Hunter Harvey
R
0 0 0.00 6 3 0 0 0.0% 5.3 1 0 0 0 0 0 0 7 0 0 0.188 0.059 0.059 0.059 0.118
John Schreiber
R
1 1 2.13 12 1 0 0 0.0% 12.7 11 3 3 3 5 0 0 12 0 0 1.263 0.250 0.327 0.477 0.804
Angel Zerpa
L
1 0 4.32 9 0 0 2 0.0% 8.3 11 4 4 1 4 0 0 7 0 0 1.800 0.324 0.395 0.559 0.954
Sam Long
L
0 2 12.86 7 0 0 0 0.0% 7.0 12 12 10 2 5 1 0 6 3 0 2.429 0.375 0.459 0.656 1.116
Daniel Lynch
L
3 0 1.35 12 0 1 0 100.0% 13.3 9 2 2 1 5 0 1 8 0 0 1.050 0.196 0.288 0.283 0.571
Chris Stratton
R
0 0 8.10 7 0 0 0 0.0% 10.0 18 11 9 2 6 0 0 6 0 0 2.400 0.383 0.453 0.596 1.049
Steven Cruz
R
0 0 0.00 7 2 0 0 0.0% 6.7 0 0 0 0 3 0 0 5 0 0 0.450 0.000 0.130 0.000 0.130
Samuel Sisk
L
0 0 0.00 2 0 0 0 0.0% 2.3 2 0 0 0 2 0 0 5 0 1 1.714 0.222 0.364 0.222 0.586
Jonathan Bowlan
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
Cole Ragans
L
1 1 4.40 6 0 0 0 0.0% 30.7 27 16 15 4 9 0 1 46 2 0 1.174 0.235 0.296 0.409 0.705
Seth Lugo
R
2 3 3.08 6 0 0 0 0.0% 38.0 29 14 13 6 12 1 1 29 1 0 1.079 0.218 0.288 0.406 0.694
Michael Wacha
R
1 3 3.38 6 0 0 0 0.0% 32.0 28 12 12 1 12 0 0 26 0 0 1.250 0.231 0.301 0.314 0.615
Michael Lorenzen
R
2 3 3.90 5 0 0 0 0.0% 27.7 29 13 12 3 11 0 0 24 5 0 1.446 0.264 0.331 0.391 0.721
Kyle Wright
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

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
0.69 0.14 0.79 1.18 1.30 1.18 1.12 0.0% 72.2% 6.3% 2.1 35.4% 11.8 5.67 1.54 88.9% 0.63 0 0 0.0%
Bryan Abreu
R
2.31 3.11 2.96 2.16 2.39 2.16 2.15 0.0% 60.2% 13.5% 5.4 30.8% 12.3 2.29 1.97 82.4% 12.00 4 2 50.0%
Tayler Scott
R
5.00 4.72 4.92 4.54 4.39 4.54 4.56 2.4% 59.5% 11.9% 5.0 21.4% 9.0 1.80 1.56 66.2% 1.50 2 1 50.0%
Bryan King
L
1.50 0.68 1.09 2.85 2.84 2.85 2.82 2.2% 68.6% 6.7% 2.3 31.1% 10.5 4.67 1.42 92.1% 2.50 5 0 0.0%
Ryan Gusto
R
2.78 3.18 2.78 2.75 2.74 2.75 2.75 2.2% 68.9% 4.3% 1.6 24.7% 9.1 5.75 1.19 81.1% 0.80 0 0 0.0%
Kaleb Ort
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%
Shawn Dubin
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%
Steven Okert
L
0.75 0.04 0.68 1.93 1.86 1.93 1.90 2.5% 66.9% 0.0% 0.0 35.7% 11.3 0.00 1.25 108.7% 0.33 8 4 50.0%
Forrest Whitley
R
0.00 -2.80 0.00 1.10 1.16 1.10 0.88 0.0% 62.5% 0.0% 0.0 33.3% 9.0 0.00 1.00 0.0% 2.00 0 0 0.0%
Bennett Sousa
L
0.00 1.60 1.73 2.24 2.36 2.24 2.29 0.0% 58.8% 10.5% 3.9 26.3% 9.6 2.50 1.50 100.0% 5.00 2 1 50.0%
Logan VanWey
R
2.45 7.32 8.01 7.74 7.28 7.74 7.66 5.6% 61.7% 5.6% 2.5 5.6% 2.5 1.00 0.55 89.3% 5.00 1 0 0.0%
Framber Valdez
L
4.00 3.14 3.09 3.71 3.75 3.71 3.71 2.1% 66.2% 8.5% 3.3 20.3% 7.8 2.38 1.22 71.1% 3.15 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%
Ronel Blanco
R
5.01 3.81 3.54 4.60 4.54 4.60 4.59 3.1% 62.1% 11.9% 4.6 19.8% 7.7 1.67 1.37 67.2% 1.06 0 0 0.0%
Hayden Wesneski
R
3.86 3.82 3.09 4.56 4.35 4.56 4.56 5.5% 65.7% 3.5% 1.3 23.0% 8.4 6.50 1.07 82.5% 1.35 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%
Lance McCullers
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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 Kansas City 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%
Carlos Estevez
R
2.77 0.95 1.52 3.95 4.26 3.95 3.20 0.0% 58.4% 16.4% 6.2 20.0% 7.6 1.22 1.54 68.8% 0.70 0 0 0.0%
Lucas Erceg
R
0.87 -1.02 0.31 2.04 1.93 2.04 2.03 0.0% 65.1% 2.9% 0.9 20.0% 6.1 7.00 0.77 75.0% 2.00 2 0 0.0%
Hunter Harvey
R
0.00 -1.86 0.08 0.47 0.37 0.47 0.50 0.0% 64.6% 0.0% 0.0 41.2% 11.8 0.00 1.31 100.0% 2.50 0 0 0.0%
John Schreiber
R
2.13 4.70 4.44 5.47 5.38 5.47 5.48 6.1% 63.4% 9.3% 3.6 22.2% 8.5 2.40 1.34 110.2% 2.40 9 3 33.3%
Angel Zerpa
L
4.32 6.27 6.53 4.42 4.35 4.42 4.53 2.6% 58.1% 10.0% 4.3 17.5% 7.6 1.75 1.32 80.9% 14.00 6 5 83.3%
Sam Long
L
12.86 10.30 11.57 7.24 6.54 7.24 6.85 5.4% 59.7% 13.2% 6.4 15.8% 7.7 1.20 1.57 35.2% 1.40 6 3 50.0%
Daniel Lynch
L
1.35 2.31 2.43 4.22 4.41 4.22 4.24 1.9% 64.7% 9.1% 3.4 14.5% 5.4 1.60 0.98 95.6% 1.40 1 0 0.0%
Chris Stratton
R
8.10 9.76 10.58 6.30 5.67 6.30 6.32 3.8% 58.8% 11.1% 5.4 11.1% 5.4 1.00 1.20 61.3% 2.80 0 0 0.0%
Steven Cruz
R
0.00 -1.64 0.19 2.95 3.05 2.95 3.02 0.0% 65.9% 13.0% 4.1 21.7% 6.8 1.67 1.20 100.0% 3.33 2 0 0.0%
Samuel Sisk
L
0.00 3.69 3.91 1.39 1.80 1.39 1.61 0.0% 55.1% 18.2% 7.7 45.5% 19.3 2.50 3.00 100.0% 1.00 2 0 0.0%
Jonathan Bowlan
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%
Cole Ragans
L
4.40 3.55 3.23 2.77 2.74 2.77 2.77 3.2% 65.4% 7.0% 2.6 35.7% 13.5 5.11 1.79 66.9% 1.50 0 0 0.0%
Seth Lugo
R
3.08 3.30 3.05 4.65 4.65 4.65 4.57 4.1% 65.2% 7.7% 2.8 18.6% 6.9 2.42 1.08 83.3% 1.18 0 0 0.0%
Michael Wacha
R
3.38 2.95 2.72 3.01 3.11 3.01 3.01 0.8% 64.1% 8.8% 3.4 19.1% 7.3 2.17 1.19 72.5% 1.83 0 0 0.0%
Michael Lorenzen
R
3.90 4.56 4.23 3.97 3.90 3.97 3.97 2.5% 61.8% 8.9% 3.6 19.5% 7.8 2.18 1.27 75.4% 1.44 0 0 0.0%
Kyle Wright
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%
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.