P Alfonso 'Mamba' Rojas #74
Hartford Whalers (BOS) AA
Age: 28 | Bats: R | Throws: R | Morale: Normal
12/31/2025
BNN Index | AA | SCORES | STANDINGS | STATS | TEAMS | PLAYERS | TRANSACTIONS | HISTORY
P ALFONSO 'MAMBA' ROJAS #74 - AGE: 28 - BATS: R - THROWS: R - MORALE: NORMAL
G GS Rec SV ERA IP HA HR BB K WHIP WAR
40 0 3-4 12 2.92 61.2 60 5 16 54 1.23 1.7
PITCHING RATINGS (OSA)
Overall Pot. Overall Vs Left Vs Right Pot.
Stuff 5 4 5 7
Movement 4 4 4 5
HRA 4 4 4 5
PBABIP 4 4 4 5
Control 4 4 4 5
PITCHING RATINGS
Pitch Cur. Pot.
Fastball 6 8
Slider 5 7
 
 
 
OTHER PITCHING RATINGS
Velocity 96-98 Mph
Stamina 20
Suggested Role Strictly BP
Type Neutral
Hold Runners 60
Defense 50
RUN/BUNT RATINGS
Running Speed: 20
Stealing Ability: 20
Baserunning Inst.: 25
Sacrifice Bunt: 65
Bunt for Hit: 30
   
GAME LOG, LAST 10 GAMES
Date Vs. Result Start IP H R ER BB K Dec
09/21/2025 SM Loss, 3-5 0.1 0 0 0 0 0
09/14/2025 DAY Loss, 5-6 2.2 4 2 2 2 1 Loss
08/31/2025 VA Loss, 0-1 2.2 0 0 0 0 1
08/29/2025 VA Win, 6-1 1.1 1 0 0 0 2
08/28/2025 VA Win, 7-5 2.0 1 2 2 0 1
08/24/2025 @ RIC Loss, 0-3 1.0 3 2 2 0 1 Loss
08/22/2025 @ RIC Loss, 2-6 1.2 2 1 1 0 0
08/21/2025 @ RIC Loss, 2-4 1.0 3 2 2 0 1 Loss
08/16/2025 BUF Win, 6-5 1.1 3 1 1 0 0
08/14/2025 BUF Win, 4-3 2.0 1 0 0 0 3
PERSONALITY
He works his tail off and possesses great intelligence. He's popular with everyone.
High: Work Ethic, Baseball IQ
Low: Loyalty
Birthday:12/03/1997
Born in:Santiago de Cuba, SAN
Nationality:Cuban
Height:6' 2"
Weight:185 lbs
Local Popularity:Fair
National Pop.:Unknown
STATUS
Contract:Minor League Contract
Salary:-
Signed Through:-
Major Service:None, None
Service This Yr:None
40-Man Service:None, None
Pro Service:10 Years
Arbitration Eligibility:Arbitration eligible in offseason
Option Years:2 option years left
Contract Extension: -
Drafted:-
PBC RESERVE LEAGUE TWO 2025 PITCHING STATS
Pitching G GS W L SV ERA IP HA R ER HR BB K CG CG% SHO QS QS%
Overall 40 0 3 4 12 2.92 61.2 60 23 20 5 16 54 0 0.0 0 0 0.0
Pitching SVO BS SV% RA GF BR/9 H/9 K/9 BB/9 FIP WHIP FIP- WAR BABIP        
Overall 15 3 80.0 40 24 11.82 8.76 7.88 2.34 3.12 1.23 72 1.7 .316        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 89 22 6 0 2 12 7 17 0 1 4 .247 .330 .382 .712      
vs. RHB 143 38 5 0 3 11 9 37 1 3 1 .266 .312 .364 .675      
PBC RESERVE LEAGUE TWO 2025 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
April 3 0 1 0 1 4.15 4.1 8 2 2 1 1 3  
May 8 0 2 0 2 1.65 16.1 13 6 3 2 4 16  
June 8 0 0 1 4 3.97 11.1 11 5 5 0 5 9  
July 9 0 0 0 5 0.00 11.1 7 0 0 0 4 12  
August 10 0 0 2 0 4.70 15.1 17 8 8 2 0 13  
September 2 0 0 1 0 6.00 3.0 4 2 2 0 2 1  
All-Star Game 1 0 0 0 0 0.00 1.0 0 0 0 0 1 1  
Last Year 22 0 0 7 9 6.59 27.1 31 20 20 4 10 23  
2 Years Ago 24 0 1 2 3 3.96 36.1 27 17 16 4 16 34  
Career 95 0 4 13 25 4.20 135.0 125 67 63 13 49 121  
Home 22 0 3 2 7 2.87 37.2 32 14 12 3 8 32  
Road 18 0 0 2 5 3.00 24.0 28 9 8 2 8 22  
Grass 38 0 3 4 12 3.02 59.2 57 23 20 5 15 52  
Turf 2 0 0 0 0 0.00 2.0 3 0 0 0 1 2  
Day 24 0 1 3 7 3.22 36.1 32 15 13 3 12 33  
Night 16 0 2 1 5 2.49 25.1 28 8 7 2 4 21  
As Reliever / Substitution 40 0 3 4 12 2.92 61.2 60 23 20 5 16 54  
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+
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+
2015 Las Vegas (R) - R 17 33 0 5 4 8 2.96 51.2 47 18 17 6 15 86 0 0 1.20 .380 3.12 1.6 166
2016 Las Vegas (R) - R 18 41 0 7 7 10 3.12 60.2 52 22 21 1 25 98 0 0 1.27 .411 2.19 2.6 139
2017 Bowdoin - R+ 19 7 0 1 3 0 6.75 12.0 16 11 9 3 7 10 0 0 1.92 .333 6.72 -0.4 65
2017 Nevada - R+ 19 30 0 3 5 5 7.29 42.0 55 34 34 8 15 49 0 0 1.67 .392 4.71 0.1 62
2017 Total - R+ 19 37 0 4 8 5 7.17 54.0 71 45 43 11 22 59 0 0 1.72 .377 5.15 -0.3 63
2018 Bowdoin - R+ 20 25 0 1 2 9 4.89 35.0 45 21 19 6 15 40 0 0 1.71 .394 4.52 0.3 95
2019 Maine - A 21 20 0 3 1 3 1.52 29.2 18 5 5 2 9 31 0 0 0.91 .225 2.56 0.9 275
2020 Worcester - A+ 22 35 0 6 4 3 2.42 48.1 39 19 13 5 17 44 0 0 1.16 .262 3.78 0.6 183
2021 Worcester - A+ 23 28 0 1 3 1 3.66 46.2 46 19 19 7 17 48 0 0 1.35 .310 4.02 0.2 113
2022 Hartford - AA 24 9 0 0 0 1 6.52 9.2 7 7 7 0 7 10 0 0 1.45 .292 3.62 0.1 66
2023 Hartford - AA 25 24 0 1 2 3 3.96 36.1 27 17 16 4 16 34 0 0 1.18 .240 3.86 0.3 108
2024 Hartford - AA 26 22 0 0 7 9 6.59 27.1 31 20 20 4 10 23 0 0 1.50 .333 4.29 0.2 66
2024 Providence - AAA 26 2 0 0 0 0 2.70 3.1 2 1 1 0 0 0 0 0 0.60 .167 3.14 0.1 171
2025 Hartford - AA 27 40 0 3 4 12 2.92 61.2 60 23 20 5 16 54 0 0 1.23 .316 3.12 1.7 148
Total AAA 2 0 0 0 0 2.70 3.1 2 1 1 0 0 0 0 0 0.60 .167 3.14 170.5
Total AA 95 0 4 13 25 4.20 135.0 125 67 63 13 49 121 0 0 1.29 .299 3.59 102.9
Total A+ 63 0 7 7 4 3.03 95.0 85 38 32 12 34 92 0 0 1.25 .285 3.90 140.6
Total A 20 0 3 1 3 1.52 29.2 18 5 5 2 9 31 0 0 0.91 .225 2.56 274.5
Total R+ 62 0 5 10 14 6.27 89.0 116 66 62 17 37 99 0 0 1.72 .384 4.90 72.5
Total R 74 0 12 11 18 3.04 112.1 99 40 38 7 40 184 0 0 1.24 .397 2.62 150.1
CAREER FIELDING STATS
Year/Team/League POS G GS PO A DP TC E PCT INN RNG ZR EFF PB RSTA RTO RTO%
2015 Las Vegas (R) - R P 33 0 2 1 0 3 0 1.000 51.2 0.52 +0.0 .983
2016 Las Vegas (R) - R P 41 0 0 5 0 5 0 1.000 60.2 0.74 +1.6 .840
2017 Bowdoin - R+ P 7 0 2 1 0 4 1 .750 12.0 2.25 -0.2 .984
2017 Nevada - R+ P 29 0 2 4 1 6 0 1.000 42.0 1.29 +0.9 .984
2018 Bowdoin - R+ P 25 0 2 2 0 4 0 1.000 35.0 1.03 +1.1 1.483
2019 Maine - A P 20 0 2 2 1 4 0 1.000 29.2 1.21 +0.4 1.449
2020 Worcester - A+ P 35 0 2 4 1 6 0 1.000 48.1 1.12 -0.5 .988
2021 Worcester - A+ P 27 0 5 3 0 8 0 1.000 46.2 1.54 +0.3 .975
2022 Hartford - AA P 9 0 1 1 0 3 1 .667 9.2 1.86 -0.4 .489
2023 Hartford - AA P 24 0 2 3 0 5 0 1.000 36.1 1.24 +1.0 1.001
2024 Providence - AAA P 2 0 0 0 0 0 0 .000 3.1 0.00 0.0 .000
2024 Hartford - AA P 22 0 3 1 0 4 0 1.000 27.1 1.32 +0.8 2.996
2025 Hartford - AA P 39 0 3 3 0 7 1 .857 61.2 0.88 +0.5 .743
TOTAL P 313 0 26 30 3 59 3 .949 464.1 1.09 +5.4 1.018
PLAYER HISTORY
05/08/2014 Entered the Professional Baseball Circuit as an international amateur free agent from Cuba.
08/11/2014 Signed a minor league contract ($50,000 bonus) out of Cuba with the Las Vegas Aces organization.
01/01/2015 OSA scouting updated ratings (potential): Stuff: 2 (7); Movement: 2 (5); Control: 2 (5).
05/01/2015 Promoted from the international complex to Rookie Complex League Las Vegas (R).
01/01/2016 OSA scouting updated ratings (potential): Stuff: 2 (6); Movement: 3 (6); Control: 3 (7).
08/30/2016 Was selected to the 2016 Professional Baseball Circuit All-Star Futures Game.
01/01/2017 OSA scouting updated ratings (potential): Stuff: 3 (6); Movement: 3 (6); Control: 3 (7).
08/26/2017 Was traded by the Las Vegas Aces to the Boston Shamrocks, along with 3B Billy Sell, in exchange for SS Andy Ingersoll.
08/30/2017 Was selected to the 2017 Professional Baseball Circuit All-Star Futures Game.
01/01/2018 OSA scouting updated ratings (potential): Stuff: 4 (6); Movement: 3 (6); Control: 3 (6).
01/01/2019 OSA scouting updated ratings (potential): Stuff: 4 (6); Movement: 4 (6); Control: 3 (6).
10/16/2019 Wins the 2019 PBC Prospect League Championship Cup with the Maine Lobsters!
01/01/2020 OSA scouting updated ratings (potential): Stuff: 4 (6); Movement: 4 (5); Control: 3 (5).
01/01/2021 OSA scouting updated ratings (potential): Stuff: 4 (6); Movement: 4 (6); Control: 4 (6).
01/01/2022 OSA scouting updated ratings (potential): Stuff: 4 (6); Movement: 4 (5); Control: 4 (6).
01/01/2023 OSA scouting updated ratings (potential): Stuff: 4 (6); Movement: 4 (5); Control: 4 (6).
01/01/2024 OSA scouting updated ratings (potential): Stuff: 4 (6); Movement: 4 (5); Control: 4 (5).
01/01/2025 OSA scouting updated ratings (potential): Stuff: 5 (7); Movement: 4 (5); Control: 4 (5).
08/07/2025 Was selected to the 2025 PBC Reserve League Two All-Star Game.
10/28/2025 Finished 2nd in 2025 AA AAE Reliever of the Year Award voting.
Thursday, April 23rd , 2026 - OOTP Baseball 27.1 Build 52