P Tian-bai Yo #9
Age: 26 | Bats: L | Throws: L | Morale: Good
06/16/2026
P TIAN-BAI YO #9 - AGE: 26 - BATS: L - THROWS: L - MORALE: GOOD
G GS Rec SV ERA IP HA HR BB K WHIP WAR
25 0 1-2 0 5.57 21.0 21 2 10 20 1.48 0.2
PITCHING RATINGS (OSA)
Overall Pot. Overall Vs Left Vs Right Pot.
Stuff 70 90 55 75
Movement 50 55 45 50
Control 50 55 50 50
PITCHING RATINGS
Pitch Cur. Pot.
Slider 75 75
Sinker 75 75
 
 
 
OTHER PITCHING RATINGS
Velocity 93-95 Mph
Stamina 30
Suggested Role Bullpen
Type Neutral
Hold Runners 75
Defense 65
RUN/BUNT RATINGS
Running Speed: 25
Stealing Ability: 30
Baserunning Inst.: 30
Sacrifice Bunt: 70
Bunt for Hit: 25
   
GAME LOG, LAST 10 GAMES
Date Vs. Result Start IP H R ER BB K Dec
06/11/2026 @ BAL Win, 8-5 1.0 0 0 0 0 1
06/10/2026 @ BAL Loss, 9-12 0.2 0 0 0 0 2
06/07/2026 PIT Loss, 3-5 1.2 0 0 0 0 0
06/06/2026 PIT Loss, 3-6 1.0 1 1 1 0 0
06/03/2026 TB Win, 7-4 0.1 0 0 0 1 0
05/31/2026 @ DET Loss, 1-9 2.0 4 4 4 1 2
05/28/2026 @ BOS Loss, 1-5 1.0 0 0 0 0 1
05/26/2026 @ BOS Loss, 1-4 1.0 0 0 0 0 2
05/24/2026 ATH Win, 6-5 0.1 1 0 0 1 1
05/22/2026 ATH Loss, 1-5 0.2 1 0 0 0 1
PERSONALITY
Birthday:05/07/2000
Born in:Geelong, VIC
Nationality:Australian
Height:6' 2"
Weight:210 lbs
Local Popularity:Fair
National Pop.:Fair
STATUS
Contract:Major League Contract
Salary:$1,200,000
Signed Through:2026 Season
Major Service:3 Years, 121 Days
Service This Yr:74 Days
40-Man Service:3 Years, 166 Days
Pro Service:5 Years
Arbitration Eligibility:Arbitration eligible in offseason
Option Years:2 option years left
Contract Extension: -
Drafted:-
MAJOR LEAGUE BASEBALL 2026 PITCHING STATS
Pitching G GS W L SV ERA IP HA R ER HR BB K CG CG% SHO QS QS%
Overall 25 0 1 2 0 5.57 21.0 21 14 13 2 10 20 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 2 2 0.0 25 4 13.71 9.00 8.57 4.29 3.60 1.48 80 0.2 .311        
Pitching AB H 2B 3B HR R BB K SF SH HP AVG OBP SLG OPS      
vs. LHB 18 4 1 0 0 1 1 10 1 0 0 .222 .250 .278 .528      
vs. RHB 61 17 4 0 2 13 9 10 3 0 1 .279 .365 .443 .807      
MAJOR LEAGUE BASEBALL 2026 PITCHING SPLITS
Split G GS W L SV ERA IP HA R ER HR BB K  
Last Week 2 0 0 0 0 0.00 1.2 0 0 0 0 0 3  
April 8 0 1 1 0 5.06 5.1 5 4 3 0 4 6  
May 12 0 0 1 0 7.36 11.0 15 9 9 2 5 11  
June 5 0 0 0 0 1.93 4.2 1 1 1 0 1 3  
Spring Training 11 0 1 0 1 2.45 7.1 5 3 2 1 3 8  
Last Year 47 4 3 3 0 5.05 35.2 42 24 20 8 13 31  
Career 72 4 4 5 0 5.24 56.2 63 38 33 10 23 51  
Home 13 0 0 2 0 6.75 10.2 13 9 8 0 6 8  
Road 12 0 1 0 0 4.35 10.1 8 5 5 2 4 12  
Grass 22 0 1 2 0 6.38 18.1 21 14 13 2 10 16  
Turf 3 0 0 0 0 0.00 2.2 0 0 0 0 0 4  
Day 7 0 0 1 0 4.50 6.0 6 4 3 0 2 4  
Night 18 0 1 1 0 6.00 15.0 15 10 10 2 8 16  
As Reliever / Substitution 25 0 1 2 0 5.57 21.0 21 14 13 2 10 20  
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+
2025 Seattle - MLB 25 47 4 3 3 0 5.05 35.2 42 24 20 8 13 31 0 0 1.54 .315 5.47 -0.3 87
2026 Seattle - MLB 26 25 0 1 2 0 5.57 21.0 21 14 13 2 10 20 0 0 1.48 .311 3.60 0.2 80
Total MLB 72 4 4 5 0 5.24 56.2 63 38 33 10 23 51 0 0 1.52 .314 4.77 -0.1 84
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+
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 Seattle - MLB 25 1 0 0 0 0 0.00 0.2 0 0 0 0 0 1 0 0 0.00 .000 0.20 0.0 999
Total MLB 1 0 0 0 0 0.00 0.2 0 0 0 0 0 1 0 0 0.00 .000 0.20 999.0
CAREER FIELDING STATS
Year/Team/League POS G GS PO A DP TC E PCT INN RNG ZR EFF PB RSTA RTO RTO%
2025 Seattle - MLB P 46 4 2 2 0 4 0 1.000 35.2 1.01 +0.1 .998
2026 Seattle - MLB P 25 0 1 2 0 3 0 1.000 21.0 1.29 -0.4 .991
TOTAL P 71 4 3 4 0 7 0 1.000 56.2 1.11 -0.3 .994
PLAYER HISTORY
03/13/2025 Injured on 03/12/2025, diagnosed with a sprained ankle, will miss 2 weeks.
09/26/2025 Injured on 09/25/2025, diagnosed with a mild shoulder strain, is day-to-day.
11/05/2025 Signed a 1-year contract extension worth a total of $1,200,000 with the Seattle Mariners organization.
01/01/2026 OSA scouting updated ratings (potential): Stuff: 65 (70); Movement: 50 (50); Control: 50 (50).
LEADERBOARD APPEARANCES
Year HLD Rank
2025 17 3
Tuesday, March 31st , 2026 - OOTP Baseball 26.8 Build 82