P Ron 'Big Mac' Mackowski #18
Las Vegas Aces PBC
Age: 33 | Bats: R | Throws: R | Morale: Good
12/31/2025
BNN Index | PBC | SCORES | STANDINGS | STATS | TEAMS | PLAYERS | TRANSACTIONS | HISTORY
P RON 'BIG MAC' MACKOWSKI #18 - AGE: 33 - BATS: R - THROWS: R - MORALE: GOOD
G GS Rec SV ERA IP HA HR BB K WHIP WAR
23 20 7-8 0 3.97 142.2 132 17 50 119 1.28 1.4
PITCHING RATINGS (OSA)
Overall Pot. Overall Vs Left Vs Right Pot.
Stuff 4 4 4 4
Movement 5 5 5 5
HRA 5 5 5 5
PBABIP 5 5 5 5
Control 5 5 5 5
PITCHING RATINGS
Pitch Cur. Pot.
Slider 5 5
Curveball 5 5
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 55
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
09/27/2025 SEA Loss, 3-4 X 7.0 5 1 1 1 6
09/20/2025 @ ELP Loss, 2-9 X 6.0 10 7 7 3 7 Loss
09/13/2025 DEN Win, 9-2 X 8.0 7 2 2 3 5 Win
09/06/2025 @ SF Loss, 3-5 X 6.0 9 5 5 3 5 Loss
08/30/2025 AZ Win, 1-0 X 9.0 1 0 0 3 12 Win
08/23/2025 @ VAN Loss, 2-6 X 5.1 10 6 4 1 6 Loss
08/16/2025 @ HOU Loss, 2-4 X 6.0 7 4 4 3 5 Loss
08/02/2025 LA Win, 7-3 X 7.2 6 3 2 3 5 Win
07/26/2025 @ MIN Loss, 1-2 X 7.0 4 2 2 4 4 Loss
07/19/2025 DAL Win, 5-4 X 6.1 9 4 4 3 7
PERSONALITY
Enjoys a good book.
High: Adaptability
Low: Financial Ambition
Birthday:06/24/1992
Born in:Wellsburg, NY
Nationality:American
Height:5' 10"
Weight:190 lbs
Local Popularity:Extremely Popular
National Pop.:Insignificant
STATUS
Contract:Major League Contract
Salary:$500,000
Signed Through:2030 Season
Major Service:10 Years, 96 Days
Service This Yr:158 Days
40-Man Service:10 Years, 96 Days
Pro Service:11 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 2025 PITCHING STATS
Pitching G GS W L SV ERA IP HA R ER HR BB K CG CG% SHO QS QS%
Overall 23 20 7 8 0 3.97 142.2 132 70 63 17 50 119 4 20.0 2 11 55.0
Pitching SVO BS SV% RA GF BR/9 H/9 K/9 BB/9 FIP WHIP FIP- WAR BABIP        
Overall 1 1 0.0 3 2 11.61 8.33 7.51 3.15 4.27 1.28 106 1.4 .288        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 208 55 10 2 4 19 17 48 0 1 0 .264 .320 .389 .709      
vs. RHB 325 77 11 1 13 51 33 71 2 2 2 .237 .309 .397 .706      
PROFESSIONAL BASEBALL CIRCUIT 2025 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
April 1 1 1 0 0 3.00 9.0 6 3 3 1 1 5  
May 5 5 1 2 0 4.31 31.1 27 18 15 2 15 24  
June 5 2 1 0 0 3.93 18.1 18 8 8 3 2 22  
July 4 4 1 2 0 3.72 29.0 26 13 12 3 12 17  
August 4 4 2 2 0 3.21 28.0 24 13 10 4 10 28  
September 4 4 1 2 0 5.00 27.0 31 15 15 4 10 23  
Spring Training 6 6 2 0 0 3.96 25.0 30 12 11 4 7 23  
Last Year 21 21 10 6 0 3.84 143.0 135 67 61 15 50 117  
2 Years Ago 22 22 9 9 0 4.32 154.1 142 75 74 15 52 131  
Career 237 234 108 75 0 3.58 1680.1 1548 729 668 157 554 1551  
Home 12 10 4 2 0 3.51 74.1 66 33 29 8 23 69  
Road 11 10 3 6 0 4.48 68.1 66 37 34 9 27 50  
Grass 16 14 4 6 0 4.08 99.1 97 51 45 11 33 86  
Turf 7 6 3 2 0 3.74 43.1 35 19 18 6 17 33  
Day 15 14 6 4 0 3.39 103.2 93 44 39 13 33 94  
Night 8 6 1 4 0 5.54 39.0 39 26 24 4 17 25  
As Starter 20 20 7 8 0 3.98 138.0 130 68 61 16 50 115  
As Reliever / Substitution 3 0 0 0 0 3.86 4.2 2 2 2 1 0 4  
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 4.27 1.4 97
Total PBC 237 234 108 75 0 3.58 1680.1 1548 729 668 157 554 1551 34 9 1.25 .303 3.83 29.5 111
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
Total PBC 15 14 7 4 0 2.53 103.0 96 37 29 4 48 96 2 0 1.40 .322 3.43 156.9
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
TOTAL P 262 259 66 159 7 230 5 .978 1815.1 1.12 +7.7 1.058
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.
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
Thursday, April 23rd , 2026 - OOTP Baseball 27.1 Build 52