P William Kempner #88
Age: 24 | Bats: R | Throws: R | Morale: Very Good
03/07/2026
P WILLIAM KEMPNER #88 - AGE: 24 - BATS: R - THROWS: R - MORALE: VERY GOOD
G GS Rec SV ERA IP HA HR BB K WHIP WAR
0 0 0-0 0 0.00 0.0 0 0 0 0 0.00 0.0
PITCHING RATINGS (OSA)
Overall Overall Vs Left Vs Right
Stuff 45 40 50
Movement 45 40 50
HRA 45 40 50
PBABIP 45 40 50
Control 35 30 35
PITCHING RATINGS
Pitch Cur. Pot.
Slider 50 -
Changeup 40 -
Sinker 50 -
 
 
OTHER PITCHING RATINGS
Velocity 96-98 Mph
Stamina 35
Suggested Role Bullpen
Type Neutral
Hold Runners 45
Defense 50
RUN/BUNT RATINGS
Running Speed: 25
Stealing Ability: 20
Baserunning Inst.: 25
Sacrifice Bunt: 75
Bunt for Hit: 30
   
GAME LOG, LAST 10 GAMES
Date Vs. Result Start IP H R ER BB K Dec
06/04/2025 MOD Loss, 1-6 1.0 0 0 0 0 3
06/01/2025 @ SBE Win, 10-9 0.0 4 5 5 2 0
05/22/2025 @ EP Loss, 8-11 0.1 1 0 0 0 0
05/17/2025 @ SA Win, 6-3 2.0 0 0 0 2 0
05/14/2025 LAX Loss, 4-10 2.0 2 0 0 0 2
05/10/2025 TC Loss, 3-9 0.1 0 0 0 0 0
05/04/2025 SPR Loss, 3-18 2.1 3 1 1 1 0
04/28/2025 SBE Loss, 0-7 3.0 2 0 0 3 2
04/21/2025 @ GR Win, 12-7 0.2 3 3 3 3 0
04/14/2025 @ FW Win, 13-7 3.0 2 2 2 1 5 Win
Birthday:06/18/2001
Born in:Unknown
Nationality:American
Height:6' 0"
Weight:225 lbs
Local Popularity:Unknown
National Pop.:Unknown
STATUS
Contract:Minor League Contract
Salary:-
Signed Through:-
Major Service:
Service This Yr:
40-Man Service:
Pro Service:
Arbitration Eligibility:
Option Years:
Contract Extension:
Drafted:-
MIDWEST LEAGUE 2025 PITCHING STATS
Pitching G GS W L SV ERA IP HA R ER HR BB K CG CG% SHO QS QS%
Overall 10 0 1 0 0 6.75 14.2 17 11 11 1 12 12 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 0 0 0.0 10 2 18.41 10.43 7.36 7.36 5.80 1.98 99 0.1 .356        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 24 9 0 0 0 5 6 4 0 0 0 .375 .500 .375 .875      
vs. RHB 34 8 2 1 1 6 6 8 0 0 1 .235 .366 .441 .807      
MIDWEST LEAGUE 2025 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
April 3 0 1 0 0 6.75 6.2 7 5 5 1 7 7  
May 5 0 0 0 0 1.29 7.0 6 1 1 0 3 2  
June 2 0 0 0 0 45.00 1.0 4 5 5 0 2 3  
Last Year 10 0 1 0 0 6.75 14.2 17 11 11 1 12 12  
2 Years Ago 50 0 8 4 8 6.17 65.2 87 46 45 12 29 72  
Career 60 0 9 4 8 6.27 80.1 104 57 56 13 41 84  
Home 5 0 0 0 0 1.04 8.2 7 1 1 0 4 7  
Road 5 0 1 0 0 15.00 6.0 10 10 10 1 8 5  
Grass 10 0 1 0 0 6.75 14.2 17 11 11 1 12 12  
Day 5 0 1 0 0 9.39 7.2 9 8 8 1 6 5  
Night 5 0 0 0 0 3.86 7.0 8 3 3 0 6 7  
As Reliever / Substitution 10 0 1 0 0 6.75 14.2 17 11 11 1 12 12  
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+
2022 Total - CAL 20 3 2 0 0 0 7.20 5.0 6 4 4 1 4 6 0 0 2.00 .333 6.92 -0.1 63
2022 Total - 20 2 0 1 0 0 3.00 3.0 4 1 1 0 2 5 0 0 2.00 .500 1.87 0.1 100
2022 Total - 20 5 2 1 0 0 5.62 8.0 10 5 5 1 6 11 0 0 2.00 .391 5.08 -0.0 100
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+
2023 Helena - R 21 14 7 3 2 0 4.50 46.0 42 24 23 4 23 58 0 0 1.41 .349 4.08 1.2 123
2024 Kane County - A 22 50 0 8 4 8 6.17 65.2 87 46 45 12 29 72 0 0 1.77 .393 4.87 0.5 82
2025 Kane County - A 23 10 0 1 0 0 6.75 14.2 17 11 11 1 12 12 0 0 1.98 .356 5.80 0.1 86
Total CAL 3 2 0 0 0 7.20 5.0 6 4 4 1 4 6 0 0 2.00 .333 6.92 62.7
Total MWL 60 0 9 4 8 6.27 80.1 104 57 56 13 41 84 0 0 1.80 .386 5.04 82.4
Total Pio 14 7 3 2 0 4.50 46.0 42 24 23 4 23 58 0 0 1.41 .349 4.08 123.2
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+
2023 Helena - Pio 21 1 0 0 0 0 0.00 2.0 0 0 0 0 0 4 0 0 0.00 .000 0.00 0.1 999
2024 Kane County - MWL 22 2 0 0 0 0 0.00 3.1 3 0 0 0 2 1 0 0 1.50 .300 4.33 0.0 999
Total MWL 2 0 0 0 0 0.00 3.1 3 0 0 0 2 1 0 0 1.50 .300 4.33 999.0
Total Pio 1 0 0 0 0 0.00 2.0 0 0 0 0 0 4 0 0 0.00 .000 0.00 999.0
CAREER FIELDING STATS
Year/Team/League POS G GS PO A DP TC E PCT INN RNG ZR EFF PB RSTA RTO RTO%
2022 - - P 3 2 1 0 1 1 0 1.000 24.0 0.38 0.0 .000
2022 - - P 2 0 0 0 0 0 0 .000 16.0 0.00 0.0 .000
2023 Helena - R P 14 7 1 6 0 7 0 1.000 46.0 1.37 +0.5 .944
2024 Kane County - A P 50 0 1 9 0 10 0 1.000 65.2 1.37 +0.7 .849
2025 Kane County - A P 9 0 0 2 0 2 0 1.000 14.2 1.23 +0.5 .979
TOTAL P 78 9 3 17 1 20 0 1.000 166.1 1.08 +1.6 .892
PLAYER HISTORY
01/01/2025 OSA scouting updated ratings: Stuff: 45; Movement: 45; Control: 45.
01/01/2025 OSA scouting updated ratings: Stuff: 45; Movement: 45; Control: 45.
06/04/2025 Injured (shoulder inflammation),out for 4 months.
08/12/2025 Suffered setback in recovery from injury, will miss another 3 months.
09/27/2025 Suffered setback in recovery from injury, requires surgery and will miss another 8 months.
01/01/2026 OSA scouting updated ratings: Stuff: 40; Movement: 45; Control: 45.
Sunday, March 15th , 2026 - OOTP Baseball 27.1 Build 42