P Ryan '0' Zeferjahn #56
Tacoma Rainiers (SEA) AAA
Age: 27 | Bats: R | Throws: R | Morale: Good
10/31/2025
 OA: 43 POT: 43
BNN Index | AAA | SCORES | STANDINGS | STATS | TEAMS | PLAYERS | TRANSACTIONS | HISTORY
P RYAN '0' ZEFERJAHN #56 - AGE: 27 - BATS: R - THROWS: R - MORALE: GOOD
G GS Rec SV ERA IP HA HR BB K WHIP WAR
13 0 1-0 0 1.93 18.2 16 1 7 15 1.23 0.2
PITCHING RATINGS (OSA)
Overall Pot. Overall Vs Left Vs Right Pot.
Stuff 55 55 65 55
Movement 50 45 50 50
Control 40 40 40 40
PITCHING RATINGS
Pitch Cur. Pot.
Fastball 80 80
Slider 70 70
Cutter 65 65
 
 
OTHER PITCHING RATINGS
Velocity 97-99 Mph
Stamina 35
Suggested Role Bullpen
Type Flyball Pitcher
Hold Runners 50
Defense 70
RUN/BUNT RATINGS
Running Speed: 25
Stealing Ability: 30
Baserunning Inst.: 30
Sacrifice Bunt: 45
Bunt for Hit: 30
   
GAME LOG, LAST 10 GAMES
Date Vs. Result Start IP H R ER BB K Dec
09/24/2025 CLM Loss, 0-3 2.0 0 0 0 0 1
08/25/2025 @ STP Loss, 1-5 1.1 1 0 0 1 0
08/23/2025 NOR Loss, 1-5 1.2 0 0 0 0 2
08/21/2025 NOR Win, 9-3 1.0 0 0 0 0 1
08/09/2025 WOR Win, 7-2 2.1 2 1 1 1 2
07/30/2025 SCR Win, 6-5 0.2 0 0 0 0 1 Win
07/08/2025 STP Win, 11-0 1.2 1 0 0 0 1
06/22/2025 @ WOR Loss, 3-5 1.1 2 1 0 1 1
06/14/2025 SL Loss, 2-6 0.1 0 0 0 0 0
06/04/2025 @ BUF Win, 6-5 1.2 1 0 0 0 1
PERSONALITY
Birthday:02/28/1998
Born in:Topeka, KS
Nationality:American
Height:6' 5"
Weight:210 lbs
Local Popularity:Insignificant
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:5 Years
Arbitration Eligibility:Not yet eligible
Option Years:3 option years left
Contract Extension: -
Drafted:2019, 6th Pick in Round 5
AAA 2025 PITCHING STATS
Pitching G GS W L SV ERA IP HA R ER HR BB K CG CG% SHO QS QS%
Overall 13 0 1 0 0 1.93 18.2 16 5 4 1 7 15 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 13 8 11.57 7.71 7.23 3.38 3.89 1.23 88 0.2 .273        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 30 6 2 0 0 2 5 7 1 0 0 .200 .306 .267 .572      
vs. RHB 40 10 1 0 1 3 2 8 0 0 1 .250 .302 .350 .652      
AAA 2025 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
April 2 0 0 0 0 0.00 3.1 3 0 0 0 2 4  
May 2 0 0 0 0 8.10 3.1 6 3 3 1 2 2  
June 3 0 0 0 0 0.00 3.1 3 1 0 0 1 2  
July 2 0 1 0 0 0.00 2.1 1 0 0 0 0 2  
August 4 0 0 0 0 1.42 6.1 3 1 1 0 2 5  
Postseason 1 0 0 0 0 0.00 2.0 0 0 0 0 0 1  
Career 13 0 1 0 0 1.93 18.2 16 5 4 1 7 15  
Home 9 0 1 0 0 1.42 12.2 8 2 2 0 5 13  
Road 4 0 0 0 0 3.00 6.0 8 3 2 1 2 2  
Grass 13 0 1 0 0 1.93 18.2 16 5 4 1 7 15  
Day 5 0 0 0 0 1.23 7.1 5 2 1 0 2 6  
Night 8 0 1 0 0 2.38 11.1 11 3 3 1 5 9  
As Reliever / Substitution 13 0 1 0 0 1.93 18.2 16 5 4 1 7 15  
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+
2019 Total - 21 17 17 7 4 0 3.35 113.0 104 46 42 11 37 115 0 0 1.25 .298 3.49 2.3 100
2020 Modesto - A 22 45 3 8 3 1 4.31 96.0 97 46 46 10 43 105 0 0 1.46 .344 4.31 0.7 103
2021 Modesto - A 23 2 2 0 1 0 2.89 9.1 12 6 3 0 3 8 0 0 1.61 .387 3.67 0.3 191
2021 Arkansas - AA 23 25 25 5 13 0 4.40 155.1 157 84 76 14 62 132 0 0 1.41 .321 4.48 2.4 106
2022 Arkansas - AA 24 25 25 7 7 0 3.49 162.2 155 70 63 20 49 160 1 1 1.25 .304 4.36 2.8 133
2023 Arkansas - AA 25 47 0 4 5 24 5.95 42.1 45 28 28 5 13 45 0 0 1.37 .348 3.97 0.2 66
2024 Everett - A 26 12 9 6 2 1 2.52 53.2 47 16 15 3 26 60 0 0 1.36 .331 3.35 1.0 154
2025 Tacoma - AAA 27 13 0 1 0 0 1.93 18.2 16 5 4 1 7 15 0 0 1.23 .273 3.89 0.2 226
Total AAA 13 0 1 0 0 1.93 18.2 16 5 4 1 7 15 0 0 1.23 .273 3.89 226.1
Total AA 97 50 16 25 24 4.17 360.1 357 182 167 39 124 337 1 1 1.33 .317 4.37 108.3
Total A1 47 5 8 4 1 4.19 105.1 109 52 49 10 46 113 0 0 1.47 .349 4.25 107.5
Total A2 12 9 6 2 1 2.52 53.2 47 16 15 3 26 60 0 0 1.36 .331 3.35 154.4
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+
2025 Tacoma - AAA 27 1 0 0 0 0 0.00 2.0 0 0 0 0 0 1 0 0 0.00 .000 2.68 0.0 999
Total AAA 1 0 0 0 0 0.00 2.0 0 0 0 0 0 1 0 0 0.00 .000 2.68 999.0
CAREER FIELDING STATS
Year/Team/League POS G GS PO A DP TC E PCT INN RNG ZR EFF PB RSTA RTO RTO%
2025 Tacoma - AAA P 13 0 0 0 0 0 0 .000 18.2 0.00 -0.3 .000
TOTAL P 13 0 0 0 0 0 0 .000 18.2 0.00 -0.3 .000
PLAYER HISTORY
11/03/2018 Remained undrafted and returned to college.
01/01/2019 OSA scouting updated ratings (potential): Stuff: 35 (45); Movement: 35 (40); Control: 30 (50).
10/28/2019 Drafted in the 2019 first-year player draft (Round 5, Pick 6, 127th overall pick) by the Seattle Mariners.
10/28/2019 Released by the Seattle organization.
10/28/2019 Drafted in the 2019 first-year player draft (Round 5, Pick 6, 127th overall pick) by the Seattle Mariners.
01/01/2020 OSA scouting updated ratings (potential): Stuff: 45 (55); Movement: 40 (45); Control: 35 (45).
09/09/2020 Injured (Back spasms), day-to-day for 5 days.
01/01/2021 OSA scouting updated ratings (potential): Stuff: 45 (55); Movement: 40 (45); Control: 35 (40).
01/01/2022 OSA scouting updated ratings (potential): Stuff: 50 (60); Movement: 45 (45); Control: 40 (45).
06/17/2022 Suspended 6 games after ejection following a brawl.
07/01/2022 Pitches a 3-hit shutout against the Mobile BayBears with 10 strikeouts and 1 BB allowed!
01/01/2023 OSA scouting updated ratings (potential): Stuff: 60 (60); Movement: 45 (50); Control: 40 (45).
01/01/2024 OSA scouting updated ratings (potential): Stuff: 50 (50); Movement: 50 (50); Control: 35 (35).
01/01/2024 OSA scouting updated ratings (potential): Stuff: 50 (50); Movement: 50 (50); Control: 35 (35).
03/20/2024 Released by the Seattle organization.
07/02/2024 Signed a minor league contract with the Seattle Mariners organization.
01/01/2025 OSA scouting updated ratings (potential): Stuff: 55 (55); Movement: 50 (50); Control: 40 (40).
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