Isaiah Williams
Philadelphia Phillies (ML)
Isaiah Williams
Nickname:
Spanky
Birthdate:
Feb. 16, 2026 (26 y, 10 m, 15 d)
Born In:
Los Angeles, CA, USA
Nationality:
American
Position:
P
Bats/Throws:
R/R
Height/Weight:
6'6"/204
Entry:
2044 Draft - Round: 5, Overall: 149, Team: Philadelphia Phillies
Contract:
$500k / 1 year
ML Service Time:
1 years, 4 days
OSA Rating History
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Ratings Changes
2052-11-18
Contact Potential increased from 30 to 40
Contact increased from 30 to 40
Contact vs R increased from 30 to 35
Contact vs L increased from 35 to 40
Gap vs L increased from 35 to 40
Power Potential decreased from 25 to 20
Power decreased from 25 to 20
Power vs R decreased from 25 to 20
Power vs L decreased from 25 to 20
Avoid Ks Potential increased from 30 to 35
Avoid Ks increased from 30 to 35
Avoid Ks vs R increased from 30 to 35
Speed decreased from 25 to 0
Stealing decreased from 25 to 0
Baserunning decreased from 20 to 0
Outfield Range decreased from 55 to 50
Outfield Arm increased from 30 to 35
Stuff vs R decreased from 55 to 50
Movement vs R decreased from 60 to 55
Movement vs L decreased from 55 to 50
Control increased from 60 to 65
GB% increased from 58% to 60%
Fastball Pot decreased from 65 to 55
Fastball decreased from 65 to 55
Changeup Pot increased from 20 to 40
Changeup increased from 20 to 40
Splitter Pot decreased from 60 to 50
Splitter decreased from 55 to 50
Local Popularity increased from Unknown to Extremely Popular
National Popularity increased from Unknown to Extremely Popular
2052-11-08
Gap vs L decreased from 40 to 35
Avoid Ks Potential decreased from 35 to 30
Avoid Ks decreased from 35 to 30
2052-11-04
Gap vs L increased from 35 to 40
2052-10-29
Movement Potential decreased from 60 to 55
Movement decreased from 60 to 55
2052-10-25
Gap vs L decreased from 40 to 35
Movement Potential increased from 55 to 60
Movement increased from 55 to 60
2052-10-18
Gap vs L increased from 35 to 40
2052-09-23
Splitter decreased from 60 to 55
2052-09-09
Avoid Ks Potential increased from 30 to 35
Avoid Ks increased from 30 to 35
Weight increased from 203 to 204
2052-08-12
Avoid Ks Potential decreased from 35 to 30
Avoid Ks decreased from 35 to 30
2052-08-05
Eye Potential decreased from 25 to 20
Eye decreased from 25 to 20
Eye vs L decreased from 25 to 20
Avoid Ks Potential increased from 30 to 35
Avoid Ks increased from 30 to 35
Bunt for Hit decreased from 30 to 25
Stuff vs R increased from 50 to 55
Movement Potential decreased from 60 to 55
Movement decreased from 60 to 55
Control Potential increased from 60 to 65
2052-07-29
Stuff vs R decreased from 55 to 50
Weight increased from 201 to 203
2052-07-22
Gap vs R increased from 30 to 35
Stuff vs R increased from 50 to 55
Control vs R increased from 60 to 65
Weight decreased from 202 to 201
2052-07-15
Eye vs R decreased from 25 to 20
Avoid Ks Potential decreased from 35 to 30
Avoid Ks decreased from 35 to 30
2052-07-08
Gap vs R decreased from 35 to 30
Avoid Ks Potential increased from 30 to 35
Avoid Ks increased from 30 to 35
2052-06-24
Stuff Potential increased from 45 to 50
Stuff increased from 45 to 50
Stuff vs L increased from 45 to 50
Role changed from SP to RP
2052-06-17
Eye vs R increased from 20 to 25
Weight decreased from 203 to 202
2052-06-10
Gap vs R increased from 30 to 35
Eye vs R decreased from 25 to 20
2052-06-03
Gap vs R decreased from 35 to 30
2052-05-27
Weight increased from 202 to 203
2052-05-20
Stuff Potential decreased from 50 to 45
Stuff decreased from 50 to 45
Stuff vs L decreased from 50 to 45
Role changed from RP to SP
2052-05-06
Stuff vs R decreased from 55 to 50
2052-04-29
Contact vs L increased from 30 to 35
Avoid Ks Potential decreased from 35 to 30
Avoid Ks decreased from 35 to 30
Stuff vs R increased from 50 to 55
Movement vs R decreased from 65 to 60
Control vs R decreased from 65 to 60
GB% decreased from 60% to 58%
Splitter increased from 55 to 60
2052-04-15
Contact vs L decreased from 35 to 30
Weight increased from 201 to 202
2052-04-08
Contact vs L increased from 30 to 35
Gap vs R increased from 30 to 35
Stuff vs L increased from 45 to 50
Movement vs R increased from 60 to 65
2052-04-01
Movement vs R decreased from 65 to 60
Weight increased from 200 to 201
2052-03-18
Movement vs R increased from 60 to 65
2052-03-04
Movement vs R decreased from 65 to 60
Weight decreased from 201 to 200
2052-02-19
Gap vs R decreased from 35 to 30
Stuff vs R decreased from 55 to 50
Stuff vs L decreased from 50 to 45
2052-01-22
Contact vs L decreased from 35 to 30
Eye increased from 20 to 25
Eye vs R increased from 20 to 25
Avoid Ks Potential increased from 30 to 35
Avoid Ks increased from 30 to 35
Stuff vs R increased from 50 to 55
Movement Potential increased from 55 to 60
Movement increased from 55 to 60
Movement vs R increased from 60 to 65
Movement vs L increased from 50 to 55
Control vs R increased from 60 to 65
Control vs L increased from 55 to 60
GB% increased from 54% to 60%
Splitter Pot increased from 55 to 60
Weight increased from 200 to 201
2051-12-21
Weight decreased from 201 to 200
2051-11-20
Gap vs R increased from 30 to 35
Weight increased from 200 to 201
Local Popularity decreased from Fair to Unknown
2051-11-10
Gap vs R decreased from 35 to 30
2051-10-31
Gap vs R increased from 30 to 35
2051-10-22
Gap vs R decreased from 35 to 30
Eye decreased from 25 to 20
2051-10-17
Gap vs R increased from 30 to 35
2051-10-11
Eye increased from 20 to 25
Stuff Potential increased from 45 to 50
Stuff increased from 45 to 50
Stuff vs L increased from 45 to 50
Splitter Pot decreased from 60 to 55
Role changed from SP to RP
2051-10-02
Eye decreased from 25 to 20
2051-09-25
Eye increased from 20 to 25
Avoid Ks vs L increased from 30 to 35
2051-09-11
Gap vs R decreased from 35 to 30
Weight increased from 199 to 200
2051-08-28
Gap vs R increased from 30 to 35
Eye Potential increased from 20 to 25
2051-08-21
Contact vs L increased from 30 to 35
Gap vs R decreased from 35 to 30
Eye Potential decreased from 25 to 20
Eye decreased from 25 to 20
Eye vs R decreased from 25 to 20
Outfield Arm decreased from 35 to 30
Movement vs R increased from 55 to 60
GB% increased from 53% to 54%
2051-08-14
Avoid Ks vs L decreased from 35 to 30
2051-08-07
Avoid Ks vs L increased from 30 to 35
2051-07-31
Avoid Ks vs L decreased from 35 to 30
2051-07-24
Avoid Ks vs L increased from 30 to 35
Movement vs R decreased from 60 to 55
Weight decreased from 200 to 199
2051-07-10
Weight decreased from 201 to 200
2051-07-03
Contact vs L decreased from 35 to 30
Avoid Ks vs L decreased from 35 to 30
2051-06-26
Contact vs L increased from 30 to 35
2051-06-19
Weight increased from 200 to 201
2051-06-12
Gap vs R increased from 30 to 35
2051-06-05
Gap vs R decreased from 35 to 30
Avoid Ks vs L increased from 30 to 35
Movement vs R increased from 55 to 60
2051-05-29
Gap vs R increased from 30 to 35
Avoid Ks vs L decreased from 35 to 30
Movement vs R decreased from 60 to 55
2051-05-22
Gap vs R decreased from 35 to 30
Movement vs R increased from 55 to 60
2051-05-15
Contact vs L decreased from 35 to 30
Control increased from 55 to 60
2051-05-08
Gap vs R increased from 30 to 35
Stuff vs R increased from 45 to 50
2051-05-01
Gap vs R decreased from 35 to 30
Stuff vs R decreased from 50 to 45
2051-04-24
Eye vs R increased from 20 to 25
Stuff Potential decreased from 50 to 45
Stuff decreased from 50 to 45
Role changed from RP to SP
2051-04-10
Contact vs L increased from 30 to 35
Gap vs R increased from 30 to 35
2051-03-06
Weight decreased from 201 to 200
2051-02-20
Gap vs R decreased from 35 to 30
Eye vs R decreased from 25 to 20
Avoid Ks vs L increased from 30 to 35
Sac Bunt increased from 65 to 70
Movement Potential increased from 50 to 55
Movement increased from 50 to 55
GB% increased from 52% to 53%
2051-01-23
Gap vs L decreased from 40 to 35
Movement Potential decreased from 55 to 50
Movement decreased from 55 to 50
2050-12-31
Weight decreased from 202 to 201
2050-12-21
Movement Potential increased from 50 to 55
Movement increased from 50 to 55
2050-12-11
Weight decreased from 203 to 202
2050-11-19
Local Popularity increased from Unknown to Fair
2050-11-05
Speed increased from 20 to 25
Weight increased from 202 to 203
2050-10-26
Weight increased from 201 to 202
2050-10-20
Weight increased from 200 to 201
2050-09-19
Weight decreased from 201 to 200
2050-09-12
Weight increased from 200 to 201
2050-06-27
Sac Bunt decreased from 70 to 65
Movement Potential decreased from 55 to 50
Movement decreased from 55 to 50
Movement vs R decreased from 60 to 55
2050-05-30
Weight increased from 199 to 200
2050-04-18
Movement vs R increased from 55 to 60
2050-04-11
Gap vs L increased from 35 to 40
2050-04-04
Eye vs R increased from 20 to 25
Movement vs R decreased from 60 to 55
2050-03-21
Eye increased from 20 to 25
2050-03-07
Movement vs R increased from 55 to 60
2050-02-21
Eye Potential increased from 20 to 25
Infield Arm increased from 30 to 35
P defense increased from 40 to 45
Movement vs R decreased from 60 to 55
Control vs R increased from 55 to 60
Control vs L increased from 50 to 55
GB% decreased from 53% to 52%
Fastball increased from 60 to 65
Slider increased from 50 to 55
Weight decreased from 200 to 199
2050-01-24
Eye Potential decreased from 25 to 20
Weight increased from 199 to 200
2049-12-31
Stuff increased from 45 to 50
2049-12-19
Eye Potential increased from 20 to 25
Stuff decreased from 50 to 45
Weight decreased from 200 to 199
2049-12-07
Stuff increased from 45 to 50
2049-11-27
Local Popularity decreased from Insignificant to Unknown
2049-11-23
Gap vs R increased from 30 to 35
2049-10-11
Weight decreased from 201 to 200
2049-09-13
Gap vs R decreased from 35 to 30
Eye Potential decreased from 25 to 20
2049-08-30
Gap vs R increased from 30 to 35
2049-08-16
Gap vs R decreased from 35 to 30
2049-08-02
Gap increased from 30 to 35
Gap vs R increased from 30 to 35
Fastball Pot increased from 60 to 65
2049-07-12
Eye decreased from 25 to 20
Speed decreased from 25 to 20
2049-06-07
Weight increased from 200 to 201
2049-05-17
Eye vs R decreased from 25 to 20
2049-05-10
Eye increased from 20 to 25
Eye vs R increased from 20 to 25
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
Bunt for Hit increased from 25 to 30
Stuff Potential increased from 45 to 50
Stuff increased from 40 to 45
Stuff vs R increased from 40 to 50
Stuff vs L increased from 35 to 45
Movement increased from 50 to 55
Movement vs R increased from 55 to 60
Control Potential increased from 55 to 60
Control increased from 40 to 55
Control vs R increased from 40 to 55
Control vs L increased from 40 to 50
GB% decreased from 55% to 53%
Slider Pot increased from 50 to 55
Slider increased from 45 to 50
Splitter Pot increased from 55 to 60
Splitter increased from 50 to 55
Role changed from SP to RP
2049-05-03
Weight decreased from 201 to 200
2049-04-19
Eye vs L increased from 20 to 25
Stuff Potential increased from 40 to 45
Stuff increased from 35 to 40
2049-01-25
Eye vs L decreased from 25 to 20
Stuff Potential decreased from 45 to 40
Stuff decreased from 40 to 35
2049-01-01
Contact increased from 25 to 30
Contact vs R increased from 25 to 30
Contact vs L increased from 25 to 30
Gap Potential increased from 30 to 35
Gap increased from 25 to 30
Gap vs R increased from 25 to 30
Gap vs L increased from 25 to 35
Eye vs L increased from 20 to 25
Avoid Ks increased from 20 to 25
Avoid Ks vs R increased from 20 to 25
Avoid Ks vs L increased from 20 to 25
Outfield Arm increased from 30 to 35
Stuff Potential increased from 40 to 45
Stuff increased from 35 to 40
Stuff vs R increased from 35 to 40
Stuff vs L increased from 30 to 35
Movement Potential increased from 50 to 55
Movement increased from 25 to 50
Movement vs R increased from 45 to 55
Movement vs L increased from 40 to 50
Control Potential increased from 50 to 55
Control increased from 30 to 40
Control vs R increased from 30 to 40
Control vs L increased from 30 to 40
Velocity increased from 93-95 mph to 94-96 mph
GB% increased from 54% to 55%
Fastball increased from 50 to 60
Slider increased from 40 to 45
Splitter increased from 45 to 50
Weight increased from 200 to 201
2048-07-01
Weight increased from 199 to 200
2048-01-01
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
Movement vs R increased from 40 to 45
Movement vs L increased from 35 to 40
Splitter Pot increased from 50 to 55
Weight decreased from 201 to 199
Local Popularity increased from Unknown to Insignificant
2047-07-01
Bunt for Hit decreased from 30 to 25
Outfield Range decreased from 60 to 55
P defense decreased from 45 to 40
Stuff increased from 30 to 35
Stuff vs R increased from 30 to 35
Movement Potential increased from 40 to 50
Movement decreased from 30 to 25
Movement vs R increased from 30 to 40
Movement vs L increased from 25 to 35
Control Potential increased from 45 to 50
Control increased from 25 to 30
Control vs R increased from 25 to 30
Control vs L increased from 25 to 30
Fastball increased from 45 to 50
Slider increased from 35 to 40
Splitter increased from 40 to 45
Weight increased from 200 to 201
2047-01-01
Eye Potential increased from 20 to 25
Movement increased from 25 to 30
Movement vs R increased from 25 to 30
Control increased from 20 to 25
Control vs R increased from 20 to 25
Control vs L increased from 20 to 25
GB% increased from 52% to 54%
Weight increased from 196 to 200
2046-07-01
Eye Potential decreased from 25 to 20
Movement Potential decreased from 45 to 40
Weight increased from 195 to 196
2046-01-01
Gap Potential decreased from 35 to 30
Power Potential decreased from 30 to 25
Stuff Potential decreased from 45 to 40
Control Potential decreased from 50 to 45
Control vs R decreased from 25 to 20
GB% increased from 50% to 52%
Fastball Pot decreased from 65 to 60
Slider Pot decreased from 55 to 50
Splitter Pot decreased from 55 to 50
Weight increased from 193 to 195
Height increased from 198 to 199
Local Popularity decreased from Insignificant to Unknown
2045-07-01
Avoid Ks Potential decreased from 30 to 25
Weight decreased from 196 to 193
2045-01-01
Contact Potential decreased from 35 to 30
Gap Potential increased from 30 to 35
Power Potential increased from 25 to 30
Eye Potential decreased from 30 to 25
Avoid Ks Potential decreased from 35 to 30
Sac Bunt increased from 65 to 70
Infield Range decreased from 35 to 30
Outfield Range increased from 55 to 60
P defense decreased from 50 to 45
Stuff Potential decreased from 50 to 45
Stuff vs L increased from 25 to 30
Movement increased from 20 to 25
Movement vs R increased from 20 to 25
Movement vs L increased from 20 to 25
Control Potential decreased from 70 to 50
Control decreased from 25 to 20
Control vs L decreased from 25 to 20
Velocity increased from 92-94 mph to 93-95 mph
Hold increased from 60 to 65
Fastball increased from 40 to 45
Slider increased from 30 to 35
Changeup Pot decreased from 25 to 20
Splitter increased from 35 to 40
Weight increased from 193 to 196
Local Popularity increased from Unknown to Insignificant
2044-07-01
Gap increased from 20 to 25
Gap vs R increased from 20 to 25
Outfield Error increased from 35 to 40
Movement Potential decreased from 50 to 45
GB% decreased from 53% to 50%
Hold decreased from 65 to 60
Fastball Pot decreased from 70 to 65
2044-01-01
Hold increased from 60 to 65
Weight decreased from 194 to 193