P Ron 'Big Mac' Mackowski #18
Las Vegas Aces PBC
Age: 34 | Bats: R | Throws: R | Morale: Normal
12/31/2026
BNN Index | PBC | SCORES | STANDINGS | STATS | TEAMS | PLAYERS | TRANSACTIONS | HISTORY
P RON 'BIG MAC' MACKOWSKI #18 - AGE: 34 - BATS: R - THROWS: R - MORALE: NORMAL
G GS Rec SV ERA IP HA HR BB K WHIP WAR
22 3 0-2 2 4.28 61.0 62 6 20 44 1.34 0.1
PITCHING RATINGS (OSA)
Overall Pot. Overall Vs Left Vs Right Pot.
Stuff 4 4 4 4
Movement 4 4 4 4
HRA 5 4 5 5
PBABIP 5 4 5 5
Control 5 5 5 5
PITCHING RATINGS
Pitch Cur. Pot.
Slider 5 5
Curveball 4 4
Changeup 3 3
Cutter 5 5
 
OTHER PITCHING RATINGS
Velocity 93-95 Mph
Stamina 60
Suggested Role Starter
Type Groundball Pitcher
Hold Runners 45
Defense 50
RUN/BUNT RATINGS
Running Speed: 30
Stealing Ability: 25
Baserunning Inst.: 30
Sacrifice Bunt: 35
Bunt for Hit: 20
   
GAME LOG, LAST 10 GAMES
Date Vs. Result Start IP H R ER BB K Dec
10/07/2026 @ SF Loss, 3-9 3.0 7 4 4 1 3
09/27/2026 @ VAN Loss, 4-6 X 4.2 7 5 5 3 4 Loss
09/20/2026 ELP Loss, 1-6 X 6.2 7 3 3 3 2 Loss
09/13/2026 SF Loss, 1-2 X 7.0 3 1 0 3 3
09/05/2026 @ DEN Win, 13-11 2.1 7 5 5 0 3
08/21/2026 @ DAL Win, 6-1 3.1 5 1 1 0 4 Save
08/02/2026 @ HOU Loss, 2-5 1.0 1 1 1 1 1
07/24/2026 @ SEA Loss, 2-6 2.2 0 0 0 0 4
07/18/2026 SD Loss, 2-4 0.2 1 1 1 0 1
07/09/2026 @ LA Loss, 1-6 2.0 1 0 0 0 4
PERSONALITY
Enjoys a good book.
High: Adaptability
Low: Financial Ambition
Birthday:06/24/1992
Born in:Wellsburg, NY
Nationality:American
Height:5' 10"
Weight:195 lbs
Local Popularity:Well Known
National Pop.:Fair
STATUS
Contract:Major League Contract
Salary:$500,000
Signed Through:2030 Season
Major Service:11 Years, 96 Days
Service This Yr:158 Days
40-Man Service:11 Years, 96 Days
Pro Service:12 Years
Arbitration Eligibility:Not eligible, free agent after contract expires!
Option Years:2 option years left
Contract Extension: -
Drafted:2013, 13th Pick in Round 1
PROFESSIONAL BASEBALL CIRCUIT 2026 PITCHING STATS
Pitching G GS W L SV ERA IP HA R ER HR BB K CG CG% SHO QS QS%
Overall 22 3 0 2 2 4.28 61.0 62 31 29 6 20 44 0 0.0 0 2 66.7
Pitching SVO BS SV% RA GF BR/9 H/9 K/9 BB/9 FIP WHIP FIP- WAR BABIP        
Overall 3 0 100.0 19 14 12.25 9.15 6.49 2.95 4.46 1.34 111 0.1 .296        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 82 24 1 0 2 14 6 14 1 0 0 .293 .337 .378 .715      
vs. RHB 154 38 4 0 4 17 14 30 2 0 1 .247 .310 .351 .661      
PROFESSIONAL BASEBALL CIRCUIT 2026 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
May 6 0 0 0 0 3.27 11.0 9 4 4 1 2 7  
June 6 0 0 0 1 4.41 16.1 18 9 8 2 6 7  
July 4 0 0 0 0 2.08 8.2 5 2 2 1 2 13  
August 2 0 0 0 1 4.15 4.1 6 2 2 0 1 5  
September 4 3 0 2 0 5.66 20.2 24 14 13 2 9 12  
Spring Training 9 4 2 1 0 3.86 23.1 22 13 10 3 7 27  
Postseason 1 0 0 0 0 12.00 3.0 7 4 4 0 1 3  
Last Year 23 20 7 8 0 3.97 142.2 132 70 63 17 50 119  
2 Years Ago 21 21 10 6 0 3.84 143.0 135 67 61 15 50 117  
Career 259 237 108 77 2 3.60 1741.1 1610 760 697 163 574 1595  
Home 9 2 0 1 0 2.36 26.2 20 8 7 2 10 15  
Road 13 1 0 1 2 5.77 34.1 42 23 22 4 10 29  
Grass 14 3 0 2 0 4.29 42.0 44 21 20 6 15 22  
Turf 8 0 0 0 2 4.26 19.0 18 10 9 0 5 22  
Day 13 1 0 1 2 4.41 32.2 36 17 16 3 10 25  
Night 9 2 0 1 0 4.13 28.1 26 14 13 3 10 19  
As Starter 3 3 0 2 0 3.93 18.1 17 9 8 2 9 9  
As Reliever / Substitution 19 0 0 0 2 4.43 42.2 45 22 21 4 11 35  
CAREER PITCHING STATS
Year/Team/League Age G GS W L SV ERA IP HA R ER HR BB K CG SHO WHIP BABIP FIP WAR ERA+
2015 Las Vegas - PBC 22 19 19 8 6 0 4.49 116.1 127 69 58 13 48 97 1 0 1.50 .328 4.61 1.2 93
2016 Las Vegas - PBC 23 22 22 8 9 0 3.45 156.1 143 68 60 14 52 151 2 0 1.25 .308 3.86 2.8 118
2017 Las Vegas - PBC 24 22 22 9 5 0 3.20 149.0 122 56 53 8 44 151 3 2 1.11 .299 3.09 4.0 124
2018 Las Vegas - PBC 25 22 22 12 6 0 2.97 160.2 149 62 53 18 40 149 2 0 1.18 .296 3.84 3.0 138
2019 Las Vegas - PBC 26 24 24 15 3 0 2.51 179.1 146 57 50 10 60 194 4 2 1.15 .298 2.95 5.0 153
2020 Las Vegas - PBC 27 18 18 11 4 0 3.00 138.0 118 49 46 11 36 131 3 0 1.12 .293 3.48 3.1 134
2021 Las Vegas - PBC 28 22 22 11 10 0 3.79 173.1 162 75 73 14 63 155 6 1 1.30 .307 3.73 3.0 102
2022 Las Vegas - PBC 29 22 22 8 9 0 4.14 167.1 172 81 77 22 59 156 7 1 1.38 .326 4.38 1.9 98
2023 Las Vegas - PBC 30 22 22 9 9 0 4.32 154.1 142 75 74 15 52 131 1 0 1.26 .294 3.97 2.2 90
2024 Las Vegas - PBC 31 21 21 10 6 0 3.84 143.0 135 67 61 15 50 117 1 1 1.29 .293 4.29 1.8 107
2025 Las Vegas - PBC 32 23 20 7 8 0 3.97 142.2 132 70 63 17 50 119 4 2 1.28 .288 4.28 1.5 99
2026 Las Vegas - PBC 33 22 3 0 2 2 4.28 61.0 62 31 29 6 20 44 0 0 1.34 .296 4.46 0.1 90
Total PBC 259 237 108 77 2 3.60 1741.1 1610 760 697 163 574 1595 34 9 1.25 .303 3.85 29.6 111
CAREER MINOR LEAGUE PITCHING STATS
Year/Team/League Age G GS W L SV ERA IP HA R ER HR BB K CG SHO WHIP BABIP FIP WAR ERA+
2013 Total - 20 20 20 10 4 0 2.50 133.0 123 41 37 7 23 139 0 0 1.10 .315 2.31 5.0 100
2014 Reno - A 21 7 7 1 2 0 2.52 35.2 34 13 10 2 9 45 0 0 1.21 .340 2.28 1.2 152
2014 Boise - A+ 21 15 15 4 6 0 3.66 76.1 77 35 31 7 20 84 0 0 1.27 .333 3.18 1.9 112
2015 Charlotte - AAA 22 3 3 1 0 0 2.35 23.0 14 6 6 3 2 25 0 0 0.70 .200 3.54 0.5 185
Total AAA 3 3 1 0 0 2.35 23.0 14 6 6 3 2 25 0 0 0.70 .200 3.54 184.8
Total A+ 15 15 4 6 0 3.66 76.1 77 35 31 7 20 84 0 0 1.27 .333 3.18 112.4
Total A 7 7 1 2 0 2.52 35.2 34 13 10 2 9 45 0 0 1.21 .340 2.28 151.7
CAREER POSTSEASON PITCHING STATS
Year/Team/League Age G GS W L SV ERA IP HA R ER HR BB K CG SHO WHIP BABIP FIP WAR ERA+
2015 Las Vegas - PBC 22 1 0 0 0 0 0.00 0.2 1 0 0 0 0 2 0 0 1.50 1.000 0.00 0.0 999
2016 Las Vegas - PBC 23 2 2 1 0 0 4.97 12.2 16 7 7 2 4 11 0 0 1.58 .359 4.83 0.1 82
2017 Las Vegas - PBC 24 3 3 2 1 0 2.45 22.0 19 8 6 1 14 22 1 0 1.50 .321 3.72 0.4 161
2018 Las Vegas - PBC 25 1 1 0 0 0 2.57 7.0 9 2 2 0 3 9 0 0 1.71 .474 1.37 0.4 159
2019 Las Vegas - PBC 26 4 4 2 1 0 2.59 31.1 25 10 9 1 12 24 0 0 1.18 .270 3.55 0.6 149
2020 Las Vegas - PBC 27 2 2 1 1 0 1.17 15.1 13 4 2 0 6 13 1 0 1.24 .295 2.99 0.4 342
2024 Las Vegas - PBC 31 2 2 1 1 0 1.93 14.0 13 6 3 0 9 15 0 0 1.57 .342 3.08 0.4 212
2026 Las Vegas - PBC 33 1 0 0 0 0 12.00 3.0 7 4 4 0 1 3 0 0 2.67 .500 2.59 0.1 32
Total PBC 16 14 7 4 0 2.80 106.0 103 41 33 4 49 99 2 0 1.43 .330 3.40 141.4
CAREER FIELDING STATS
Year/Team/League POS G GS PO A DP TC E PCT INN RNG ZR EFF PB RSTA RTO RTO%
2014 Boise - A+ P 15 15 2 5 0 8 1 .875 76.1 0.83 -2.3 .706
2014 Reno - A P 7 7 1 4 0 5 0 1.000 35.2 1.26 +0.7 1.136
2015 Las Vegas - Pro P 19 19 3 10 1 13 0 1.000 116.1 1.01 -0.4 1.114
2015 Charlotte - AAA P 3 3 1 0 0 1 0 1.000 23.0 0.39 -0.3 .000
2016 Las Vegas - Pro P 22 22 8 14 0 23 1 .957 156.1 1.27 -0.5 .932
2017 Las Vegas - Pro P 22 22 5 7 0 12 0 1.000 149.0 0.72 +2.0 1.148
2018 Las Vegas - Pro P 22 22 6 15 0 21 0 1.000 160.2 1.18 +0.0 1.353
2019 Las Vegas - Pro P 24 24 6 14 0 20 0 1.000 179.1 1.00 -0.6 1.062
2020 Las Vegas - Pro P 18 18 4 15 1 19 0 1.000 138.0 1.24 +0.5 .913
2021 Las Vegas - Pro P 22 22 8 13 2 22 1 .955 173.1 1.09 -0.1 1.121
2022 Las Vegas - Pro P 22 22 12 20 1 32 0 1.000 167.1 1.72 +4.2 1.214
2023 Las Vegas - Pro P 22 22 3 15 1 18 0 1.000 154.1 1.05 +0.7 .965
2024 Las Vegas - Pro P 21 21 5 12 1 19 2 .895 143.0 1.07 +0.9 .920
2025 Las Vegas - Pro P 23 20 2 15 0 17 0 1.000 142.2 1.07 +2.8 1.072
2026 Las Vegas - Pro P 22 3 6 8 0 15 1 .933 61.0 2.07 +0.1 1.197
TOTAL P 284 262 72 167 7 245 6 .976 1876.1 1.15 +7.8 1.063
PLAYER HISTORY
10/24/2013 Drafted in the 2013 first-year player draft out of college (Eastern Nazarene College; Quincy, MA) by the Las Vegas Aces. (Round 1, Pick 13, 13th overall pick).
01/01/2014 OSA scouting updated ratings (potential): Stuff: 4 (5); Movement: 4 (5); Control: 4 (6).
01/01/2014 OSA scouting updated ratings (potential): Stuff: 4 (5); Movement: 4 (5); Control: 4 (6).
05/07/2014 Successfully completed training to increase his pitch movement at the Las Vegas Aces development complex.
06/03/2014 Injured (mild shoulder strain),day-to-day for 5 days.
06/11/2014 Successfully completed training to improve his defense at pitcher at the Las Vegas Aces development complex.
06/12/2014 Named the #8 prospect in the PBC
10/27/2014 Named the #7 prospect in the PBC
01/01/2015 OSA scouting updated ratings (potential): Stuff: 5 (6); Movement: 5 (7); Control: 4 (7).
05/07/2015 Unsuccessfully completed training to increase his pitch movement at the Las Vegas Aces development complex.
06/12/2015 Named the #8 prospect in the PBC
11/20/2015 Received a 1-year contract through automatic renewal worth a total of $100,000.
01/01/2016 OSA scouting updated ratings (potential): Stuff: 5 (6); Movement: 6 (7); Control: 4 (7).
05/02/2016 Successfully completed training to improve his pitch control at the Las Vegas Aces development complex.
07/01/2016 Wins the PBC Pitcher of the Month Award.
08/29/2016 Was selected to the 2016 Professional Baseball Circuit All-Star Game.
11/16/2016 Received a 1-year contract through automatic renewal worth a total of $100,000.
01/01/2017 OSA scouting updated ratings (potential): Stuff: 5 (6); Movement: 7 (8); Control: 5 (8).
06/24/2017 Pitches a 2-hit shutout against the San Francisco Peanuts with 11 strikeouts and 0 BB allowed!
07/04/2017 Injured (back spasms),day-to-day for one week.
09/12/2017 Pitches a 2-hit shutout against the Tampa Bay Thunder with 12 strikeouts and 1 BB allowed!
11/18/2017 Received a 1-year contract through automatic renewal worth a total of $100,000.
01/01/2018 OSA scouting updated ratings (potential): Stuff: 5 (6); Movement: 7 (7); Control: 5 (8).
08/29/2018 Was selected to the 2018 Professional Baseball Circuit All-Star Game.
11/15/2018 Received a 1-year contract through automatic renewal worth a total of $100,000.
01/01/2019 OSA scouting updated ratings (potential): Stuff: 5 (5); Movement: 7 (7); Control: 5 (6).
05/02/2019 Unsuccessfully completed training to improve his strength and conditioning at the Las Vegas Aces development complex.
06/28/2019 Pitches a 5-hit shutout against the Boston Shamrocks with 4 strikeouts and 1 BB allowed!
07/01/2019 Wins the PBC Pitcher of the Month Award.
08/24/2019 Pitches a NO-HITTER against the San Francisco Peanuts with 12 strikeouts and 3 BB allowed!
08/29/2019 Was selected to the 2019 Professional Baseball Circuit All-Star Game.
11/10/2019 Finished 3rd in 2019 PBC Pitcher of the Year Award voting.
11/19/2019 Received a 1-year contract through automatic renewal worth a total of $100,000.
01/01/2020 OSA scouting updated ratings (potential): Stuff: 5 (5); Movement: 7 (7); Control: 5 (6).
07/17/2020 Injured (shoulder tendinitis),day-to-day for 4 weeks.
08/29/2020 Was selected to the 2020 Professional Baseball Circuit All-Star Game.
10/30/2020 Tagged as a Face of the Franchise (FoF). Received a FoF Prime contract.
01/01/2021 OSA scouting updated ratings (potential): Stuff: 5 (5); Movement: 6 (6); Control: 5 (5).
07/27/2021 Pitches a 4-hit shutout against the Miami Sun Sox with 9 strikeouts and 0 BB allowed!
09/02/2021 Strikes out 15 against the San Francisco Peanuts.
09/04/2021 Injured (bronchitis),day-to-day for 4 days.
09/14/2021 Collects his 1000th career Professional Baseball Circuit strikeout!
01/01/2022 OSA scouting updated ratings (potential): Stuff: 5 (5); Movement: 6 (6); Control: 5 (5).
08/11/2022 Injured (back spasms),day-to-day for one week.
08/17/2022 Pitches a 3-hit shutout against the Chicago Union with 11 strikeouts and 2 BB allowed!
11/06/2022 Wins the 2022 PBC Great Glove Award at P.
01/01/2023 OSA scouting updated ratings (potential): Stuff: 5 (5); Movement: 6 (6); Control: 5 (5).
01/01/2024 OSA scouting updated ratings (potential): Stuff: 5 (5); Movement: 6 (6); Control: 5 (5).
08/27/2024 Pitches a 4-hit shutout against the Minnesota Loons with 5 strikeouts and 1 BB allowed!
09/08/2024 Earns his 100th career Professional Baseball Circuit victory!
09/18/2024 Injured (sore shoulder),day-to-day for 1-2 weeks.
01/01/2025 OSA scouting updated ratings (potential): Stuff: 5 (5); Movement: 5 (5); Control: 5 (5).
06/06/2025 Pitches a 6-hit shutout against the Arizona Suns with 12 strikeouts and 1 BB allowed!
07/26/2025 Collects his 1500th career Professional Baseball Circuit strikeout!
08/30/2025 Pitches a 1-hit shutout against the Arizona Suns with 12 strikeouts and 3 BB allowed!
11/01/2025 Tagged as a Face of the Franchise (FoF). Received a FoF Icon contract.
01/01/2026 OSA scouting updated ratings (potential): Stuff: 4 (4); Movement: 5 (5); Control: 5 (5).
LEADERBOARD APPEARANCES
Year GS Rank
2016 22 2
2017 22 6
2018 22 3
2019 24 1
2021 22 3
2022 22 3
2023 22 4
Year W Rank
2018 12 4
2019 15 1
2020 11 6
2024 10 10
Year Win. % Rank
2018 .667 10
2019 .833 3
2020 .733 5
Year IP Rank
2018 160.2 8
2019 179.1 1
2021 173.1 3
2022 167.1 4
Year BF Rank
2019 731 1
2021 726 1
2022 708 2
Year HRA Rank
2022 22 6
Year BB Rank
2019 60 5
2021 63 6
2022 59 7
2023 52 8
Year K Rank
2016 151 9
2018 149 10
2019 194 2
2022 156 10
Year WP Rank
2017 8 1
2019 7 3
2025 5 10
Year ERA Rank
2018 2.97 5
2019 2.51 4
2020 3.00 7
Year BABIP Rank
2020 .293 10
2023 .294 7
2024 .293 10
2025 .288 10
Year WHIP Rank
2017 1.11 4
2018 1.18 7
2020 1.12 8
Year RA/9 Rank
2017 10.15 4
2018 10.64 6
2020 10.24 7
Year HR/9 Rank
2017 0.48 5
2019 0.50 6
Year H/9 Rank
2017 7.37 4
2019 7.33 7
2020 7.70 4
2023 8.28 8
Year K/9 Rank
2019 9.74 6
Year QS Rank
2016 16 5
2018 16 3
2019 19 1
2024 14 6
Year QSP Rank
2016 .727 6
2018 .727 3
2019 .792 6
2020 .722 9
2024 .667 7
Year CG Rank
2017 3 9
2021 6 6
2022 7 3
2025 4 4
Year CGP Rank
2021 .273 7
2022 .318 3
2025 .200 4
Year SHO Rank
2017 2 1
2019 2 2
2021 1 10
2022 1 6
2024 1 2
2025 2 2
Year WAR Rank
2017 4.0 5
2019 5.0 3
Friday, May 29th , 2026 - OOTP Baseball 27.2 Build 60