P Mark Williamson #29
Detroit Dirty Snow (KAL) APL (24 & Under)
Age: 22 | Bats: R | Throws: R | Morale: Angry    
12/31/2024
BNN Index | APL (24 & Under) | SCORES | STANDINGS | STATS | TEAMS | PLAYERS | TRANSACTIONS | HISTORY
P MARK WILLIAMSON #29 - AGE: 22 - BATS: R - THROWS: R - MORALE: ANGRY
G GS Rec SV ERA IP HA HR BB K WHIP WAR
51 0 5-5 6 6.78 82.1 100 9 63 72 1.98 -1.0
PITCHING RATINGS (OSA)
Pot. Overall Vs Left Vs Right Pot.
Stuff 8
Movement 7
Control 9
PITCHING RATINGS
Pitch Cur. Pot.
Fastball - 8
Slider - 9
Curveball - 7
Changeup - 6
Forkball - 8
Circle Change - 6
OTHER PITCHING RATINGS
Velocity 89-91 Mph
Stamina 18
Suggested Role Starter
Groundball Percentage 42 %
Hold Runners 12
Defense 7
RUN/BUNT RATINGS
Running Speed: 2
Stealing Ability: 1
Baserunning Inst.: 2
Sacrifice Bunt: 8
Bunt for Hit: 1
   
GAME LOG, LAST 10 GAMES
Date Vs. Result Start IP H R ER BB K Dec
09/22/2025 DUN Loss, 0-0 1.0 0 0 0 1 1 Save
09/19/2025 @ MONT Loss, 0-0 1.1 6 6 6 4 0 Loss
09/18/2025 @ MONT Loss, 0-0 0.1 2 2 2 2 0
09/16/2025 @ MONT Loss, 0-0 1.1 0 0 0 0 1 Win
09/12/2025 SCS Loss, 0-0 2.0 2 0 0 1 4
09/09/2025 @ ATH Loss, 0-0 1.0 1 0 0 0 0 Save
09/06/2025 @ ATH Loss, 0-0 3.0 0 0 0 1 3
09/03/2025 @ NSU Loss, 0-0 2.1 1 0 0 0 5
08/31/2025 @ NSU Loss, 0-0 1.0 1 0 0 0 1 Save
08/25/2025 @ SCS Loss, 0-0 2.1 1 0 0 2 1
PERSONALITY
Leader Ability:Very High
Loyalty:Normal
Desire f. Win:Very Low
Greed:Very Low
Intelligence:Normal
Work Ethic:Very Low
Birthday:09/19/2002
Born in:San Diego, CA
Nationality:American
Height:6' 2"
Weight:190 lbs
Local Popularity:Unknown
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:None
Arbitration Eligibility:Not yet eligible
Option Years:3 option years left
Contract Extension: -
Drafted:-
EASTERN LEAGUE 2024 PITCHING STATS
Pitching G GS W L SV ERA IP HA R ER HR BB K CG CG% SHO QS QS%
Overall 6 6 0 5 0 11.75 28.1 46 40 37 2 24 11 0 0.0 0 0 0.0
Pitching SVO BS SV% RA GF R/9 H/9 K/9 BB/9 FIP WHIP FIP- WAR BABIP        
Overall 0 0 0.0 0 0 23.19 14.61 3.49 7.62 6.99 2.47 139 -0.2 .389        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 50 21 3 2 1 27 13 7 3 0 1 .420 .522 .620 1.142      
vs. RHB 72 25 3 0 1 13 11 4 1 0 2 .347 .442 .431 .872      
EASTERN LEAGUE 2024 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
April 3 3 0 3 0 8.80 15.1 19 17 15 0 14 7  
May 3 3 0 2 0 15.23 13.0 27 23 22 2 10 4  
Career 6 6 0 5 0 11.75 28.1 46 40 37 2 24 11  
Home 1 1 0 1 0 3.60 5.0 4 3 2 0 4 3  
Grass 5 5 0 4 0 11.96 23.1 41 33 31 2 18 9  
Turf 1 1 0 1 0 10.80 5.0 5 7 6 0 6 2  
Day 2 2 0 2 0 7.20 10.0 9 10 8 0 10 5  
Night 4 4 0 3 0 14.24 18.1 37 30 29 2 14 6  
As Starter 6 6 0 5 0 11.75 28.1 46 40 37 2 24 11  
APPALACHIAN LEAGUE 2024 PITCHING STATS
Pitching G GS W L SV ERA IP HA R ER HR BB K CG CG% SHO QS QS%
Overall 51 0 5 5 6 6.78 82.1 100 64 62 9 63 72 0 0.0 0 0 0.0
Pitching SVO BS SV% RA GF R/9 H/9 K/9 BB/9 FIP WHIP FIP- WAR BABIP        
Overall 15 2 75.0 51 15 18.47 10.93 7.87 6.89 6.26 1.98 129 -1.0 .367        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 122 36 6 1 3 25 34 25 3 0 3 .295 .451 .434 .885      
vs. RHB 201 64 6 2 6 39 29 47 3 4 3 .318 .407 .458 .864      
APPALACHIAN LEAGUE 2024 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
May 6 0 1 0 1 8.83 17.1 25 17 17 1 8 14  
June 16 0 2 3 1 11.29 18.1 32 25 23 4 18 13  
July 11 0 1 1 1 4.82 18.2 18 10 10 3 14 15  
August 10 0 0 0 1 2.30 15.2 13 4 4 0 14 16  
September 8 0 1 1 2 5.84 12.1 12 8 8 1 9 14  
Career 51 0 5 5 6 6.78 82.1 100 64 62 9 63 72  
Home 4 0 0 0 1 5.14 7.0 6 4 4 1 3 8  
Road 2 0 1 0 0 0.00 4.1 2 0 0 0 2 5  
Grass 31 0 3 2 4 6.89 48.1 54 38 37 7 41 37  
Turf 20 0 2 3 2 6.62 34.0 46 26 25 2 22 35  
Day 18 0 0 1 2 5.71 34.2 40 22 22 5 21 32  
Night 33 0 5 4 4 7.55 47.2 60 42 40 4 42 40  
As Reliever / Substitution 51 0 5 5 6 6.78 82.1 100 64 62 9 63 72  
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+
2022 UCLA - COL 19 15 3 2 3 1 5.40 31.2 35 21 19 2 23 30 0 0 1.83 .344 4.55 0.5 93
2023 UCLA - COL 20 14 8 2 4 2 6.29 44.1 55 36 31 11 27 31 0 0 1.85 .317 7.26 -0.4 81
2024 Detroit - A 21 51 0 5 5 6 6.78 82.1 100 64 62 9 63 72 0 0 1.98 .367 6.26 -1.0 71
2024 Penquannock - AA 21 6 6 0 5 0 11.75 28.1 46 40 37 2 24 11 0 0 2.47 .389 6.99 -0.2 43
Total ESL (28 & Under) 6 6 0 5 0 11.75 28.1 46 40 37 2 24 11 0 0 2.47 .389 6.99 43.2
Total APL (24 & Under) 51 0 5 5 6 6.78 82.1 100 64 62 9 63 72 0 0 1.98 .367 6.26 71.4
Total NCAA 29 11 4 7 3 5.92 76.0 90 57 50 13 50 61 0 0 1.84 .328 6.13 86.2
CAREER FIELDING STATS
Year/Team/League POS G GS PO A DP TC E PCT INN RNG ZR EFF PB RSTA RTO RTO%
2024 Penquannock - AA P 6 6 2 1 0 3 0 1.000 28.1 0.95 -0.9 .351
2024 Detroit - A P 50 0 5 11 2 16 0 1.000 82.1 1.75 -0.1 .968
TOTAL P 56 6 7 12 2 19 0 1.000 110.2 1.55 -1.0 .852
PLAYER HISTORY
07/01/2021 Joined the UCLA Bruins.
01/01/2022 OSA scouting updated ratings (potential): Stuff: - (9); Movement: - (7); Control: - (12).
01/01/2023 OSA scouting updated ratings (potential): Stuff: - (8); Movement: - (7); Control: - (9).
07/01/2023 Went undrafted and became a free agent.
01/01/2024 OSA scouting updated ratings (potential): Stuff: - (8); Movement: - (7); Control: - (9).
02/17/2024 Signed a minor league contract with the Kalamazoo Royale with Cheese organization.
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