Jae-yoo Yoo
KIA Tigers (INT)
Jae-yoo Yoo
Birthdate:
March 3, 1997 (40 y, 10 m, 1 d)
Born In:
Incheon, INC, KOR
Nationality:
South Korean
Position:
P
Bats/Throws:
R/R
Height/Weight:
5'10"/201
Entry:
Unknown
Inj Prone:
Fragile
Contract:
Minor League
ML Service Time:
8 years, 146 days
OSA Rating History
Loading Chart...
Ratings Changes
2037-11-08
Infield Error decreased from 45 to 40
Infield Arm decreased from 50 to 45
P defense decreased from 60 to 55
Velocity decreased from 89-91 mph to 88-90 mph
GB% increased from 65% to 66%
Curveball Pot increased from 45 to 50
Curveball increased from 45 to 50
P DF Potential decreased from 65 to 60
Weight increased from 200 to 201
2037-07-27
Stuff vs L increased from 40 to 45
Role changed from SP to RP
2037-06-22
Weight decreased from 201 to 200
2037-05-25
Sac Bunt increased from 35 to 40
Infield Range decreased from 35 to 30
Infield Arm decreased from 55 to 50
P defense decreased from 65 to 60
Stuff vs L decreased from 45 to 40
Velocity decreased from 90-92 mph to 89-91 mph
Curveball Pot decreased from 50 to 45
Curveball decreased from 50 to 45
Slider Pot decreased from 50 to 45
Slider decreased from 50 to 45
2037-04-13
Curveball Pot increased from 45 to 50
Curveball increased from 45 to 50
2037-02-09
Movement vs R decreased from 50 to 45
GB% decreased from 67% to 65%
HRA vs R decreased from 50 to 45
2036-11-17
Speed increased from 0 to 25
Stealing increased from 0 to 30
Baserunning increased from 0 to 25
Movement vs R increased from 45 to 50
Control Potential increased from 60 to 65
Control increased from 60 to 65
Control vs R increased from 60 to 65
Control vs L increased from 60 to 65
Slider Pot increased from 45 to 50
Slider increased from 45 to 50
HRA vs R increased from 45 to 50
Weight increased from 200 to 201
2036-09-08
Role changed from RP to SP
2036-07-28
Role changed from SP to RP
Weight increased from 199 to 200
2036-07-14
Movement vs R decreased from 50 to 45
2036-05-19
Weight decreased from 200 to 199
2036-05-05
Weight decreased from 201 to 200
2036-04-14
Contact Potential decreased from 25 to 20
Contact decreased from 25 to 20
Contact vs R decreased from 25 to 20
Contact vs L decreased from 25 to 20
Control Potential decreased from 65 to 60
Control decreased from 65 to 60
Control vs R decreased from 65 to 60
Control vs L decreased from 65 to 60
Velocity decreased from 91-93 mph to 90-92 mph
GB% increased from 66% to 67%
Slider Pot decreased from 50 to 45
Slider decreased from 50 to 45
2036-04-04
Weight increased from 200 to 201
2036-02-25
Weight decreased from 201 to 200
2035-11-12
Eye Potential increased from 25 to 30
Eye increased from 25 to 30
Eye vs R increased from 25 to 30
Eye vs L increased from 25 to 30
Sac Bunt decreased from 40 to 35
Speed decreased from 20 to 0
Stealing decreased from 30 to 0
Baserunning decreased from 30 to 0
Infield Arm decreased from 60 to 55
Stuff vs L increased from 40 to 45
Movement Potential decreased from 55 to 45
Movement decreased from 55 to 45
Movement vs R decreased from 55 to 50
Movement vs L decreased from 50 to 45
GB% increased from 65% to 66%
Fastball Pot decreased from 50 to 45
Fastball decreased from 50 to 45
Slider Pot decreased from 55 to 50
Slider decreased from 55 to 50
Changeup Pot increased from 45 to 50
Changeup increased from 45 to 50
2035-10-03
Power Potential increased from 25 to 30
Power increased from 25 to 30
Power vs R increased from 25 to 30
Power vs L increased from 25 to 30
Stuff Potential increased from 40 to 45
Stuff increased from 40 to 45
2035-09-17
Stuff Potential decreased from 45 to 40
Stuff decreased from 45 to 40
2035-08-27
Weight increased from 200 to 201
2035-08-20
Power Potential decreased from 30 to 25
Power decreased from 30 to 25
Power vs R decreased from 30 to 25
Power vs L decreased from 30 to 25
Stuff Potential increased from 40 to 45
Stuff increased from 40 to 45
Movement Potential increased from 50 to 55
Movement increased from 50 to 55
Movement vs R increased from 50 to 55
Velocity increased from 90-92 mph to 91-93 mph
GB% increased from 63% to 65%
2035-08-13
Power Potential increased from 25 to 30
Power increased from 25 to 30
Power vs R increased from 25 to 30
Power vs L increased from 25 to 30
2035-07-09
Movement vs L increased from 45 to 50
2035-06-25
Movement vs L decreased from 50 to 45
2035-05-14
Stuff vs R increased from 40 to 45
2035-04-30
Stuff vs R decreased from 45 to 40
Control vs L increased from 60 to 65
2035-04-16
Weight decreased from 201 to 200
2035-04-02
Stuff vs R increased from 40 to 45
Control Potential increased from 60 to 65
Control increased from 60 to 65
Weight decreased from 202 to 201
2035-03-05
Stuff vs R decreased from 45 to 40
Role changed from RP to SP
2035-02-19
Stuff Potential decreased from 45 to 40
Stuff decreased from 45 to 40
Control Potential decreased from 65 to 60
Control decreased from 65 to 60
2035-01-01
Power Potential decreased from 30 to 25
Power decreased from 30 to 25
Power vs R decreased from 30 to 25
Power vs L decreased from 30 to 25
Control vs L decreased from 65 to 60
Role changed from SP to RP
Weight increased from 199 to 202
Local Popularity decreased from Fair to Insignificant
National Popularity decreased from Fair to Insignificant
2034-07-01
Power Potential increased from 25 to 30
Power increased from 25 to 30
Power vs R increased from 25 to 30
Power vs L increased from 25 to 30
Stuff Potential increased from 40 to 45
Stuff increased from 40 to 45
Stuff vs R increased from 40 to 45
Movement Potential decreased from 55 to 50
Movement decreased from 55 to 50
Movement vs R decreased from 55 to 50
Control Potential increased from 60 to 65
Control increased from 60 to 65
Control vs R increased from 60 to 65
Control vs L increased from 60 to 65
Velocity increased from 88-90 mph to 90-92 mph
GB% decreased from 64% to 63%
Stamina increased from 50 to 55
Fastball Pot increased from 45 to 50
Fastball increased from 45 to 50
Changeup Pot decreased from 50 to 45
Changeup decreased from 50 to 45
Weight decreased from 201 to 199
2034-01-01
Power Potential decreased from 30 to 25
Power decreased from 30 to 25
Power vs R decreased from 30 to 25
Power vs L decreased from 30 to 25
Movement Potential increased from 50 to 55
Movement increased from 50 to 55
GB% increased from 63% to 64%
Stamina decreased from 55 to 50
Weight increased from 199 to 201
Local Popularity increased from Insignificant to Fair
National Popularity increased from Insignificant to Fair
2033-07-01
Avoid Ks Potential decreased from 30 to 25
Avoid Ks decreased from 30 to 25
Avoid Ks vs R decreased from 30 to 25
Avoid Ks vs L decreased from 30 to 25
P defense increased from 60 to 65
Movement vs R increased from 50 to 55
GB% increased from 62% to 63%
Slider Pot increased from 50 to 55
Slider increased from 50 to 55
Changeup Pot increased from 45 to 50
Changeup increased from 45 to 50
Role changed from RP to SP
2033-01-01
Velocity increased from 87-89 mph to 88-90 mph
Weight decreased from 201 to 199
2032-07-01
Power Potential increased from 25 to 30
Power increased from 25 to 30
Power vs R increased from 25 to 30
Power vs L increased from 25 to 30
Sac Bunt increased from 35 to 40
P defense decreased from 65 to 60
Stuff Potential decreased from 45 to 40
Stuff decreased from 45 to 40
Stuff vs R decreased from 45 to 40
Movement Potential increased from 40 to 50
Movement increased from 40 to 50
Movement vs R increased from 40 to 50
Movement vs L increased from 40 to 50
Velocity increased from 86-88 mph to 87-89 mph
GB% increased from 51% to 62%
Changeup Pot decreased from 50 to 45
Changeup decreased from 50 to 45
Weight increased from 198 to 201
2032-01-01
Movement Potential decreased from 45 to 40
Movement decreased from 45 to 40
Movement vs R decreased from 45 to 40
Fastball Pot increased from 40 to 45
Fastball increased from 40 to 45
Weight decreased from 199 to 198
2031-07-01
Gap Potential decreased from 25 to 20
Gap decreased from 25 to 20
Gap vs R decreased from 25 to 20
Gap vs L decreased from 25 to 20
Power Potential increased from 20 to 25
Power increased from 20 to 25
Power vs R increased from 20 to 25
Power vs L increased from 20 to 25
Stuff vs L decreased from 45 to 40
Movement vs L decreased from 45 to 40
GB% increased from 50% to 51%
Fastball Pot decreased from 45 to 40
Fastball decreased from 45 to 40
Weight increased from 196 to 199
2031-01-01
Movement vs L increased from 40 to 45
Control vs L increased from 55 to 60
Changeup Pot decreased from 55 to 50
Changeup decreased from 55 to 50
Weight decreased from 201 to 196
2030-07-01
Contact Potential increased from 20 to 25
Contact increased from 20 to 25
Contact vs R increased from 20 to 25
Contact vs L increased from 20 to 25
Avoid Ks Potential increased from 25 to 30
Avoid Ks increased from 25 to 30
Avoid Ks vs R increased from 25 to 30
Avoid Ks vs L increased from 25 to 30
Sac Bunt decreased from 40 to 35
Control Potential increased from 55 to 60
Control increased from 55 to 60
Control vs R increased from 55 to 60
GB% increased from 49% to 50%
Slider Pot decreased from 55 to 50
Slider decreased from 55 to 50
Changeup Pot increased from 50 to 55
Changeup increased from 50 to 55
Weight increased from 200 to 201
2030-01-01
Stuff vs L increased from 40 to 45
Slider Pot increased from 50 to 55
Slider increased from 50 to 55
Weight increased from 199 to 200
2029-07-01
Contact Potential decreased from 25 to 20
Contact decreased from 25 to 20
Contact vs R decreased from 25 to 20
Contact vs L decreased from 25 to 20
Avoid Ks Potential decreased from 30 to 25
Avoid Ks decreased from 30 to 25
Avoid Ks vs R decreased from 30 to 25
Avoid Ks vs L decreased from 30 to 25
Sac Bunt increased from 35 to 40
Stuff Potential increased from 40 to 45
Stuff increased from 40 to 45
Stuff vs R increased from 40 to 45
Movement vs L decreased from 45 to 40
GB% decreased from 54% to 49%
Role changed from SP to RP
Weight increased from 198 to 199
2029-01-01
Infield Error decreased from 50 to 45
Stuff vs R decreased from 45 to 40
Role changed from RP to SP
Weight decreased from 200 to 198
2028-07-01
Stuff vs R increased from 40 to 45
GB% increased from 52% to 54%
Slider Pot decreased from 55 to 50
Slider decreased from 55 to 50
Role changed from SP to RP
Weight decreased from 201 to 200
2028-01-01
GB% decreased from 53% to 52%
Weight increased from 200 to 201
2027-07-01
Movement Potential increased from 40 to 45
Movement increased from 40 to 45
Movement vs L increased from 40 to 45
GB% increased from 51% to 53%
2027-01-01
Movement Potential decreased from 45 to 40
Movement decreased from 45 to 40
Control Potential decreased from 60 to 55
Curveball Pot decreased from 50 to 45
Curveball decreased from 50 to 45
Role changed from RP to SP
Weight decreased from 201 to 200
2026-07-01
Control Potential increased from 55 to 60
Curveball Pot increased from 45 to 50
Curveball increased from 45 to 50
Weight decreased from 202 to 201
2026-01-01
Avoid Ks Potential decreased from 35 to 30
Avoid Ks decreased from 35 to 30
Avoid Ks vs R decreased from 35 to 30
Avoid Ks vs L decreased from 35 to 30
Bunt for Hit decreased from 25 to 20
Infield Error increased from 45 to 50
Turn Double Play decreased from 35 to 30
P defense increased from 60 to 65
Stuff increased from 35 to 40
Stuff vs R increased from 35 to 40
Stuff vs L increased from 35 to 40
Movement Potential increased from 40 to 45
Movement increased from 40 to 45
Control Potential decreased from 60 to 55
Control decreased from 60 to 55
Control vs R decreased from 60 to 55
GB% increased from 49% to 51%
Fastball Pot increased from 40 to 45
Fastball increased from 40 to 45
Slider Pot increased from 50 to 55
Slider increased from 50 to 55
Changeup increased from 45 to 50
Local Popularity increased from Unknown to Insignificant
National Popularity increased from Unknown to Insignificant
2025-07-01
Outfield Error decreased from 25 to 20
Stuff Potential increased from 35 to 40
Movement Potential decreased from 45 to 40
Movement decreased from 45 to 40
Control vs L decreased from 60 to 55
Curveball Pot decreased from 50 to 45
Role changed from SP to RP
Weight increased from 200 to 202
2025-01-01
Infield Range decreased from 40 to 35
Stuff Potential decreased from 40 to 35
Stuff vs R decreased from 40 to 35
Role changed from RP to SP
Weight decreased from 201 to 200
2024-07-01
Avoid Ks Potential increased from 30 to 35
Avoid Ks increased from 30 to 35
Avoid Ks vs R increased from 30 to 35
Avoid Ks vs L increased from 30 to 35
Sac Bunt decreased from 40 to 35
P defense decreased from 65 to 60
Stuff vs R increased from 35 to 40
Control Potential increased from 55 to 60
Control increased from 55 to 60
Control vs R increased from 55 to 60
Control vs L increased from 55 to 60
Stamina increased from 50 to 55
Slider increased from 45 to 50
Changeup increased from 40 to 45
Weight increased from 200 to 201
2024-01-01
Movement Potential increased from 40 to 45
Movement increased from 40 to 45
GB% increased from 48% to 49%
Weight increased from 198 to 200
2023-07-01
Bunt for Hit decreased from 30 to 25
Speed decreased from 25 to 20
Infield Range decreased from 45 to 40
Stuff vs L increased from 30 to 35
Curveball Pot increased from 45 to 50
Role changed from SP to RP
Weight increased from 194 to 198
2023-01-01
Speed increased from 20 to 25
Stuff vs L decreased from 35 to 30
Movement vs R increased from 40 to 45
Movement vs L increased from 35 to 40
Control increased from 50 to 55
Control vs R increased from 50 to 55
Control vs L increased from 50 to 55
GB% increased from 47% to 48%
Role changed from RP to SP
2022-07-01
P defense decreased from 70 to 65
Movement increased from 35 to 40
Movement vs R increased from 35 to 40
Curveball increased from 40 to 45
2022-01-01
Avoid Ks Potential decreased from 35 to 30
Avoid Ks decreased from 35 to 30
Avoid Ks vs R decreased from 35 to 30
Avoid Ks vs L decreased from 35 to 30
Speed decreased from 25 to 20
Stuff increased from 30 to 35
Stuff vs R increased from 30 to 35
Stuff vs L increased from 30 to 35
Movement Potential increased from 35 to 40
Movement increased from 30 to 35
Movement vs L increased from 30 to 35
Control increased from 45 to 50
Control vs R increased from 45 to 50
Control vs L increased from 45 to 50
GB% increased from 45% to 47%
Changeup increased from 35 to 40
Role changed from SP to RP
Weight increased from 192 to 194
2021-07-01
Avoid Ks Potential increased from 30 to 35
Avoid Ks increased from 30 to 35
Avoid Ks vs R increased from 30 to 35
Avoid Ks vs L increased from 30 to 35
P defense decreased from 75 to 70
Weight increased from 190 to 192