BILLINGS MUSTANGS
PITCHING LEADERS
12/31/2027
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Team Index | Draft History | Starters: Positional - Pitchers | Registers: Batters - Pitchers | Leaders: Batters - Pitchers
TEAM PITCHING SINGLE SEASON LEADERS TEAM PITCHING CAREER LEADERS
162 IP required for season rate statistics. 500 IP required for career rate statistics.
ERA - SINGLE SEASON
Rank Player ERA Year  
1. Pedro Martínez 3.78 2018  
2. Rubén Cabrera 4.04 2027  
3. Bryan McDonald 4.20 2019  
4. Luis Miguel Hiracheta 4.21 2018  
5. Scott Roberts 4.25 2022  
6. Clarence Byrd 4.28 2021  
7. Jacob Willard 4.34 2025  
8. Luis Miguel Toledo 4.49 2023  
9. José Valentín 4.52 2027  
10. Pedro Martínez 4.67 2017  
ERA - CAREER
Rank Player ERA IP  
1. Pedro Martínez 4.29 691.2  
2. Rubén Cabrera 4.60 666.2  
3. Scott Roberts 4.93 794.2  
4. Luis Miguel Toledo 5.09 597.1  
5. Odoardo Bairros 5.21 739.2  
6. David Bryan 5.97 570.0  
7. Mark Stevenson 6.06 686.0  
 
 
 
WINS - SINGLE SEASON
Rank Player W Year  
1. Rubén Cabrera 14 2027  
2. Rubén Cabrera 14 2026  
3. Rubén Cabrera 14 2025  
4. Yoson Matsushita 13 2025  
5. José Valentín 12 2026  
6. Luis Miguel Hiracheta 12 2018  
7. José Delgado 12 2016  
8. Jacob Willard 11 2025  
9. Luis Sánchez 11 2027  
10. Manny Calderón 11 2026  
WINS - CAREER
Rank Player W IP  
1. Scott Roberts 52 794.2  
2. Hubert Stewart 49 485.2  
3. Rubén Cabrera 43 666.2  
4. Odoardo Bairros 39 739.2  
5. Pedro Martínez 37 691.2  
6. Mark Stevenson 37 686.0  
7. Luis Miguel Toledo 29 597.1  
8. Jin-woo Pi 27 452.2  
9. David Bryan 26 570.0  
10. Júlio Reyes 26 517.1  
LOSSES - SINGLE SEASON
Rank Player L Year  
1. Juan Jose Carbaja 20 2012  
2. Luis Miguel Toledo 16 2021  
3. Júlio Reyes 16 2020  
4. Gesang Kartosuwiryo 16 2023  
5. Mark Stevenson 15 2020  
6. Robert Howard 14 2024  
7. David Bryan 14 2018  
8. José Delgado 14 2016  
9. Brant Womack 14 2021  
10. Luis Miguel Hiracheta 14 2017  
LOSSES - CAREER
Rank Player L IP  
1. Mark Stevenson 50 686.0  
2. Odoardo Bairros 45 739.2  
3. David Bryan 42 570.0  
4. Júlio Reyes 41 517.1  
5. Scott Roberts 39 794.2  
6. Luis Miguel Toledo 37 597.1  
7. Rubén Cabrera 33 666.2  
8. Juan Jose Carbaja 33 340.1  
9. Pedro Martínez 32 691.2  
10. Jin-woo Pi 31 452.2  
WINNING PCT - SINGLE SEASON
Rank Player WPct Year  
1. Luis Miguel Hiracheta .750 2018  
2. Rubén Cabrera .636 2025  
3. Bryan McDonald .611 2019  
4. Clarence Byrd .611 2021  
5. Rubén Cabrera .609 2026  
6. Pedro Martínez .579 2018  
7. Scott Roberts .563 2022  
8. José Valentín .550 2027  
9. Jacob Willard .550 2025  
10. Odoardo Bairros .524 2018  
WINNING PCT - CAREER
Rank Player WPct IP  
1. Scott Roberts .571 794.2  
2. Rubén Cabrera .566 666.2  
3. Pedro Martínez .536 691.2  
4. Odoardo Bairros .464 739.2  
5. Luis Miguel Toledo .439 597.1  
6. Mark Stevenson .425 686.0  
7. Júlio Reyes .388 517.1  
 
 
 
SAVES - SINGLE SEASON
Rank Player SV Year  
1. Bill Daniels 41 2018  
2. Hubert Stewart 28 2014  
3. Sherwin Aberin 27 2022  
4. Lloyd Hunt 26 2026  
5. Ray Thompson 24 2017  
6. Hubert Stewart 24 2012  
7. Yoson Matsushita 23 2023  
8. Petya Chajegov 23 2025  
9. Hubert Stewart 19 2013  
10. Mulia Kathirithamby 18 2022  
SAVES - CAREER
Rank Player SV IP  
1. Hubert Stewart 82 485.2  
2. Bill Daniels 71 201.0  
3. Sherwin Aberin 43 170.0  
4. Yoson Matsushita 41 192.2  
5. Lloyd Hunt 35 66.2  
6. Joseph Kelley 31 63.0  
7. Ray Thompson 30 256.2  
8. Robert Howard 24 335.0  
9. Petya Chajegov 23 92.1  
10. Felipe Garza 20 113.2  
WAR - SINGLE SEASON
Rank Player WAR Year  
1. Luis Miguel Toledo 4.8 2023  
2. Rubén Cabrera 4.7 2026  
3. Joe Good 4.5 2025  
4. Rubén Cabrera 4.3 2027  
5. Jin-woo Pi 4.1 2026  
6. Ramón Gonzáles 4.0 2026  
7. Luis Miguel Hiracheta 4.0 2018  
8. Bryan McDonald 3.8 2019  
9. Rubén Cabrera 3.7 2025  
10. Jason Davis 3.6 2020  
WAR - CAREER
Rank Player WAR IP  
1. Rubén Cabrera 13.2 666.2  
2. Luis Miguel Toledo 11.2 597.1  
3. Scott Roberts 11.1 794.2  
4. Pedro Martínez 10.8 691.2  
5. Odoardo Bairros 10.0 739.2  
6. Luis Miguel Hiracheta 8.6 408.0  
7. Jin-woo Pi 7.4 452.2  
8. Ramón Gonzáles 7.2 344.1  
9. Joe Good 7.1 290.2  
10. Mark Stevenson 6.6 686.0  
GAMES PITCHED - SINGLE SEASON
Rank Player G Year  
1. Yoson Matsushita 77 2025  
2. Jean-Baptiste Andrieu 70 2016  
3. Brant Womack 69 2021  
4. Petya Chajegov 68 2025  
5. Bill Daniels 67 2018  
6. Scott Roberts 67 2023  
7. Matt Messer 66 2020  
8. Ray Thompson 65 2017  
9. Bill Daniels 65 2017  
10. Sherwin Aberin 61 2022  
GAMES PITCHED - CAREER
Rank Player G IP  
1. Hubert Stewart 435 485.2  
2. Paul Lucchi 272 365.2  
3. Scott Roberts 255 794.2  
4. Ray Thompson 223 256.2  
5. Bill Daniels 208 201.0  
6. Jean-Baptiste Andrieu 207 294.1  
7. Robert Howard 192 335.0  
8. Pedro Martínez 172 691.2  
9. Yoson Matsushita 168 192.2  
10. Victor Kirkland 165 423.2  
GAMES STARTED - SINGLE SEASON
Rank Player GS Year  
1. Rubén Cabrera 38 2026  
2. José Valentín 37 2026  
3. Rubén Cabrera 35 2025  
4. Jin-woo Pi 35 2025  
5. Gesang Kartosuwiryo 35 2023  
6. José Delgado 34 2016  
7. Júlio Reyes 34 2020  
8. Rubén Cabrera 33 2027  
9. Odoardo Bairros 33 2018  
10. Jacob Willard 32 2025  
GAMES STARTED - CAREER
Rank Player GS IP  
1. Mark Stevenson 119 686.0  
2. Odoardo Bairros 114 739.2  
3. Rubén Cabrera 112 666.2  
4. David Bryan 95 570.0  
5. Júlio Reyes 94 517.1  
6. Luis Miguel Toledo 94 597.1  
7. Pedro Martínez 93 691.2  
8. Scott Roberts 91 794.2  
9. Jin-woo Pi 87 452.2  
10. Armand Merlin 74 450.0  
COMPLETE GAMES - SINGLE SEASON
Rank Player CG Year  
1. Odoardo Bairros 3 2021  
2. Victor Kirkland 3 2019  
3. José Delgado 2 2016  
4. Rubén Cabrera 2 2027  
5. Rubén Cabrera 2 2026  
6. Luis Miguel Toledo 2 2021  
7. José Delgado 2 2017  
8. Barnabé Bacm 2 2027  
9. Barnabé Bacm 1 2026  
10. Mark Stevenson 1 2022  
COMPLETE GAMES - CAREER
Rank Player CG IP  
1. Rubén Cabrera 6 666.2  
2. Odoardo Bairros 4 739.2  
3. José Delgado 4 359.0  
4. Victor Kirkland 4 423.2  
5. Barnabé Bacm 3 227.1  
6. Luis Miguel Toledo 2 597.1  
7. Clarence Byrd 1 225.1  
8. Edward Griffith 1 157.0  
9. Luis Miguel Hiracheta 1 408.0  
10. Bryan McDonald 1 211.0  
SHUTOUTS - SINGLE SEASON
Rank Player SHO Year  
1. Jacob Willard 1 2025  
2. Rubén Cabrera 1 2026  
3. Rubén Cabrera 1 2027  
4. Luis Miguel Hiracheta 1 2018  
5. António Rodríguez 0 2018  
6. Carlos Robles 0 2016  
7. Carlos Robles 0 2019  
8. Carlos Robles 0 2020  
9. Carlos Robles 0 2021  
10. Juan Jose Carbaja 0 2012  
SHUTOUTS - CAREER
Rank Player SHO IP  
1. Rubén Cabrera 2 666.2  
2. Luis Miguel Hiracheta 1 408.0  
3. Jacob Willard 1 223.2  
4. Sherwin Aberin 0 170.0  
5. Pepe Amiera 0 35.0  
6. Jean-Baptiste Andrieu 0 294.1  
7. Peter Anthony 0 14.2  
8. Chang-lit Ba 0 14.1  
9. Barnabé Bacm 0 227.1  
10. Odoardo Bairros 0 739.2  
INNINGS PITCHED - SINGLE SEASON
Rank Player IP Year  
1. Rubén Cabrera 219.0 2026  
2. José Delgado 206.0 2016  
3. Rubén Cabrera 206.0 2025  
4. Rubén Cabrera 205.0 2027  
5. José Valentín 199.0 2026  
6. Odoardo Bairros 198.0 2018  
7. Luis Miguel Toledo 190.0 2023  
8. Gesang Kartosuwiryo 186.0 2023  
9. Juan Jose Carbaja 185.0 2013  
10. Luis Miguel Hiracheta 183.0 2018  
INNINGS PITCHED - CAREER
Rank Player IP IP  
1. Scott Roberts 794.2 794.2  
2. Odoardo Bairros 739.2 739.2  
3. Pedro Martínez 691.2 691.2  
4. Mark Stevenson 686.0 686.0  
5. Rubén Cabrera 666.2 666.2  
6. Luis Miguel Toledo 597.1 597.1  
7. David Bryan 570.0 570.0  
8. Júlio Reyes 517.1 517.1  
9. Hubert Stewart 485.2 485.2  
10. Jin-woo Pi 452.2 452.2  
HITS ALLOWED - SINGLE SEASON
Rank Player H Year  
1. Rubén Cabrera 272 2026  
2. Odoardo Bairros 239 2018  
3. José Delgado 239 2016  
4. Rubén Cabrera 232 2025  
5. Luis Miguel Toledo 228 2023  
6. Juan Jose Carbaja 226 2013  
7. David Bryan 225 2018  
8. Luis Miguel Hiracheta 215 2018  
9. Juan Jose Carbaja 213 2012  
10. Pedro Martínez 213 2017  
HITS ALLOWED - CAREER
Rank Player H IP  
1. Scott Roberts 868 794.2  
2. Odoardo Bairros 838 739.2  
3. Rubén Cabrera 765 666.2  
4. Pedro Martínez 747 691.2  
5. Mark Stevenson 744 686.0  
6. David Bryan 716 570.0  
7. Luis Miguel Toledo 691 597.1  
8. Júlio Reyes 552 517.1  
9. Armand Merlin 513 450.0  
10. Jin-woo Pi 475 452.2  
HOME RUNS ALLOWED - SINGLE SEASON
Rank Player HR Year  
1. Mark Stevenson 38 2020  
2. Gesang Kartosuwiryo 33 2023  
3. Juan Jose Carbaja 32 2013  
4. David Bryan 31 2018  
5. Mark Stevenson 30 2022  
6. Mark Stevenson 28 2023  
7. José Valentín 28 2026  
8. David Bryan 27 2015  
9. Clarence Byrd 27 2021  
10. Juan Jose Carbaja 26 2012  
HOME RUNS ALLOWED - CAREER
Rank Player HR IP  
1. Mark Stevenson 143 686.0  
2. David Bryan 87 570.0  
3. Scott Roberts 87 794.2  
4. Odoardo Bairros 81 739.2  
5. Júlio Reyes 81 517.1  
6. Victor Kirkland 68 423.2  
7. Rubén Cabrera 60 666.2  
8. Armand Merlin 59 450.0  
9. Luis Miguel Toledo 59 597.1  
10. Juan Jose Carbaja 58 340.1  
WALKS ALLOWED - SINGLE SEASON
Rank Player BB Year  
1. Manny Calderón 117 2023  
2. José Delgado 100 2016  
3. José Valentín 98 2026  
4. Pedro Martínez 97 2017  
5. Jin-woo Pi 95 2025  
6. Júlio Reyes 95 2020  
7. Júlio Reyes 91 2023  
8. Scott Roberts 88 2022  
9. Luis Miguel Toledo 84 2021  
10. Jacob Willard 80 2025  
WALKS ALLOWED - CAREER
Rank Player BB IP  
1. Scott Roberts 366 794.2  
2. Hubert Stewart 307 485.2  
3. Pedro Martínez 299 691.2  
4. Odoardo Bairros 294 739.2  
5. Júlio Reyes 289 517.1  
6. Mark Stevenson 279 686.0  
7. David Bryan 236 570.0  
8. Jin-woo Pi 232 452.2  
9. Luis Miguel Toledo 224 597.1  
10. Rubén Cabrera 195 666.2  
WALKS PER 9 IP - SINGLE SEASON
Rank Player BB9 Year  
1. Rubén Cabrera 2.4 2026  
2. Rubén Cabrera 2.5 2027  
3. Luis Miguel Toledo 2.7 2023  
4. Luis Miguel Hiracheta 2.9 2017  
5. Rubén Cabrera 3.0 2025  
6. José Valentín 3.3 2027  
7. David Bryan 3.4 2015  
8. Clarence Byrd 3.4 2021  
9. Odoardo Bairros 3.4 2018  
10. Luis Miguel Hiracheta 3.5 2018  
WALKS PER 9 IP - CAREER
Rank Player BB9 IP  
1. Rubén Cabrera 2.6 666.2  
2. Luis Miguel Toledo 3.4 597.1  
3. Odoardo Bairros 3.6 739.2  
4. Mark Stevenson 3.7 686.0  
5. David Bryan 3.7 570.0  
6. Pedro Martínez 3.9 691.2  
7. Scott Roberts 4.1 794.2  
 
 
 
STRIKEOUTS - SINGLE SEASON
Rank Player K Year  
1. Júlio Reyes 207 2020  
2. Luis Miguel Hiracheta 206 2018  
3. Júlio Reyes 201 2023  
4. Luis Miguel Hiracheta 199 2017  
5. Domingo Venegas 198 2016  
6. Clarence Byrd 196 2021  
7. José Valentín 194 2026  
8. Jin-woo Pi 188 2025  
9. Mark Stevenson 187 2023  
10. Rubén Cabrera 185 2027  
STRIKEOUTS - CAREER
Rank Player K IP  
1. Mark Stevenson 823 686.0  
2. Scott Roberts 730 794.2  
3. Júlio Reyes 623 517.1  
4. Odoardo Bairros 567 739.2  
5. Hubert Stewart 554 485.2  
6. Pedro Martínez 543 691.2  
7. Rubén Cabrera 506 666.2  
8. Jin-woo Pi 501 452.2  
9. David Bryan 497 570.0  
10. Luis Miguel Toledo 496 597.1  
STRIKEOUTS PER 9 IP - SINGLE SEASON
Rank Player K9 Year  
1. Júlio Reyes 11.3 2020  
2. Júlio Reyes 10.9 2023  
3. Luis Miguel Hiracheta 10.7 2017  
4. Domingo Venegas 10.3 2016  
5. Clarence Byrd 10.2 2021  
6. Luis Miguel Hiracheta 10.1 2018  
7. Jin-woo Pi 10.0 2025  
8. José Valentín 9.1 2027  
9. José Valentín 8.8 2026  
10. David Bryan 8.8 2018  
STRIKEOUTS PER 9 IP - CAREER
Rank Player K9 IP  
1. Júlio Reyes 10.8 517.1  
2. Mark Stevenson 10.8 686.0  
3. Scott Roberts 8.3 794.2  
4. David Bryan 7.8 570.0  
5. Luis Miguel Toledo 7.5 597.1  
6. Pedro Martínez 7.1 691.2  
7. Odoardo Bairros 6.9 739.2  
 
 
 
K/BB - SINGLE SEASON
Rank Player K/BB Year  
1. Luis Miguel Hiracheta 3.69 2017  
2. Rubén Cabrera 3.19 2027  
3. Clarence Byrd 2.97 2021  
4. Rubén Cabrera 2.86 2026  
5. Luis Miguel Hiracheta 2.86 2018  
6. Luis Miguel Toledo 2.81 2023  
7. José Valentín 2.74 2027  
8. Domingo Venegas 2.57 2016  
9. David Bryan 2.32 2018  
10. Júlio Reyes 2.21 2023  
K/BB - CAREER
Rank Player K/BB IP  
1. Mark Stevenson 2.9 686.0  
2. Rubén Cabrera 2.6 666.2  
3. Luis Miguel Toledo 2.2 597.1  
4. Júlio Reyes 2.2 517.1  
5. David Bryan 2.1 570.0  
6. Scott Roberts 2.0 794.2  
7. Odoardo Bairros 1.9 739.2  
 
 
 
WHIP - SINGLE SEASON
Rank Player WHIP Year  
1. Rubén Cabrera 1.31 2027  
2. Clarence Byrd 1.40 2021  
3. Luis Miguel Hiracheta 1.44 2017  
4. Pedro Martínez 1.44 2018  
5. Jacob Willard 1.45 2025  
6. Rubén Cabrera 1.46 2025  
7. Armand Merlin 1.49 2021  
8. José Valentín 1.49 2027  
9. Bryan McDonald 1.49 2019  
10. Júlio Reyes 1.50 2023  
WHIP - CAREER
Rank Player WHIP IP  
1. Rubén Cabrera 1.44 666.2  
2. Mark Stevenson 1.49 686.0  
3. Pedro Martínez 1.51 691.2  
4. Odoardo Bairros 1.53 739.2  
5. Luis Miguel Toledo 1.53 597.1  
6. Scott Roberts 1.55 794.2  
7. Júlio Reyes 1.63 517.1  
 
 
 
OAVG - SINGLE SEASON
Rank Player OAVG Year  
1. Júlio Reyes .247 2023  
2. Jacob Willard .256 2025  
3. Clarence Byrd .262 2021  
4. José Valentín .263 2026  
5. Rubén Cabrera .263 2027  
6. Scott Roberts .264 2022  
7. Pedro Martínez .269 2018  
8. Bryan McDonald .270 2019  
9. Jin-woo Pi .273 2025  
10. Armand Merlin .274 2021  
OAVG - CAREER
Rank Player OAVG IP  
1. Júlio Reyes .271 517.1  
2. Mark Stevenson .273 686.0  
3. Pedro Martínez .276 691.2  
4. Scott Roberts .278 794.2  
5. Odoardo Bairros .282 739.2  
6. Luis Miguel Toledo .288 597.1  
7. Rubén Cabrera .288 666.2  
 
 
 
OSLG - SINGLE SEASON
Rank Player OSLG Year  
1. Bryan McDonald .355 2019  
2. Jacob Willard .386 2025  
3. Rubén Cabrera .387 2027  
4. Scott Roberts .394 2022  
5. Pedro Martínez .399 2017  
6. Pedro Martínez .404 2018  
7. Rubén Cabrera .405 2025  
8. José Valentín .419 2027  
9. José Valentín .424 2026  
10. Júlio Reyes .424 2023  
OSLG - CAREER
Rank Player OSLG IP  
1. Pedro Martínez .401 691.2  
2. Rubén Cabrera .414 666.2  
3. Scott Roberts .423 794.2  
4. Luis Miguel Toledo .429 597.1  
5. Odoardo Bairros .431 739.2  
6. Júlio Reyes .451 517.1  
7. David Bryan .494 570.0  
 
 
 
OOPS - SINGLE SEASON
Rank Player OOPS Year  
1. Bryan McDonald .708 2019  
2. Rubén Cabrera .709 2027  
3. Jacob Willard .726 2025  
4. Scott Roberts .744 2022  
5. Pedro Martínez .746 2018  
6. Rubén Cabrera .749 2025  
7. José Valentín .761 2027  
8. Clarence Byrd .766 2021  
9. Luis Miguel Toledo .768 2023  
10. Júlio Reyes .775 2023  
OOPS - CAREER
Rank Player OOPS IP  
1. Pedro Martínez .754 691.2  
2. Rubén Cabrera .756 666.2  
3. Scott Roberts .779 794.2  
4. Luis Miguel Toledo .780 597.1  
5. Odoardo Bairros .781 739.2  
6. Júlio Reyes .822 517.1  
7. Mark Stevenson .841 686.0  
 
 
 
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