Juan Guiza
Free Agent
Juan Guiza
Birthdate:
Jan. 16, 2003 (27 y, 4 m, 15 d)
Born In:
Bayamón, BAY, PUR
Nationality:
Puerto Rican
Position:
P
Bats/Throws:
R/R
Height/Weight:
6'4"/200
Entry:
2023 Draft - Round: 27, Overall: 427, Team: Seattle Salts
Contract:
Free Agent
ML Service Time:
None
OSA Rating History
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Ratings Changes
2030-04-29
Eye increased from 25 to 30
Eye vs R increased from 25 to 30
Eye vs L increased from 25 to 30
2030-04-22
Eye decreased from 30 to 25
Eye vs R decreased from 30 to 25
Eye vs L decreased from 30 to 25
2030-04-08
Eye increased from 25 to 30
Eye vs R increased from 25 to 30
Eye vs L increased from 25 to 30
2030-04-01
Eye decreased from 30 to 25
Eye vs R decreased from 30 to 25
Eye vs L decreased from 30 to 25
2030-01-21
Weight decreased from 201 to 200
2029-08-06
GB% increased from 56% to 57%
Changeup Pot decreased from 40 to 35
2029-07-27
Speed increased from 20 to 25
Weight increased from 200 to 201
2029-06-15
Weight increased from 199 to 200
2029-06-08
Weight increased from 198 to 199
2029-06-01
Speed decreased from 25 to 20
Weight decreased from 199 to 198
2029-05-25
Contact Potential increased from 25 to 30
Contact increased from 25 to 30
Contact vs R increased from 25 to 30
Contact vs L increased from 25 to 30
Stuff decreased from 50 to 45
Changeup decreased from 30 to 25
Role changed from CL to RP
2029-05-14
Role changed from RP to CL
2029-04-30
Role changed from CL to RP
2029-04-20
Role changed from RP to CL
Weight increased from 198 to 199
2029-04-09
Stuff increased from 45 to 50
2029-03-05
Gap Potential increased from 25 to 30
Gap increased from 25 to 30
Gap vs R increased from 25 to 30
Gap vs L increased from 25 to 30
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
Eye Potential increased from 20 to 30
Eye increased from 20 to 30
Eye vs R increased from 20 to 30
Eye vs L increased from 20 to 30
Infield Range decreased from 25 to 20
Infield Error increased from 25 to 30
Turn Double Play increased from 20 to 25
P defense decreased from 35 to 20
Stuff Potential decreased from 60 to 55
Stuff decreased from 50 to 45
Stuff vs L decreased from 50 to 45
Movement Potential increased from 55 to 60
Movement increased from 55 to 60
Movement vs R increased from 55 to 60
Movement vs L increased from 50 to 55
Fastball Pot decreased from 80 to 75
Fastball decreased from 80 to 75
Weight decreased from 199 to 198
2029-02-19
Weight decreased from 200 to 199
2029-02-05
Movement Potential increased from 50 to 55
Movement increased from 50 to 55
Hold decreased from 60 to 55
2028-12-11
Movement Potential decreased from 55 to 50
Movement decreased from 55 to 50
2028-12-04
Movement Potential increased from 50 to 55
Movement increased from 50 to 55
2028-11-16
Movement Potential decreased from 55 to 50
Movement decreased from 55 to 50
Weight decreased from 201 to 200
Local Popularity decreased from Well Known to Insignificant
2028-10-23
Speed increased from 20 to 25
Hold increased from 55 to 60
Weight increased from 200 to 201
2028-08-21
Speed decreased from 25 to 20
2028-08-18
Sac Bunt decreased from 75 to 70
Movement Potential increased from 50 to 55
Movement increased from 50 to 55
2028-08-10
Weight decreased from 201 to 200
2028-07-10
Weight increased from 200 to 201
2028-07-03
Weight increased from 199 to 200
2028-05-01
Weight increased from 198 to 199
2028-04-24
Eye Potential decreased from 25 to 20
Eye decreased from 25 to 20
Eye vs R decreased from 25 to 20
Eye vs L decreased from 25 to 20
Movement vs R increased from 50 to 55
Control Potential decreased from 35 to 30
Control decreased from 35 to 30
Control vs R decreased from 35 to 30
GB% increased from 54% to 56%
2028-04-10
Control vs L decreased from 35 to 30
2028-04-03
Stuff vs R decreased from 55 to 50
2028-03-20
Changeup Pot decreased from 45 to 40
2028-03-06
Contact vs L decreased from 30 to 25
Eye Potential increased from 20 to 25
Eye increased from 20 to 25
Eye vs R increased from 20 to 25
Eye vs L increased from 20 to 25
Sac Bunt increased from 70 to 75
Outfield Range decreased from 25 to 20
P defense increased from 30 to 35
Movement Potential decreased from 55 to 50
Movement decreased from 55 to 50
Movement vs R decreased from 55 to 50
Movement vs L decreased from 55 to 50
GB% decreased from 56% to 54%
Weight decreased from 199 to 198
2027-12-26
Weight increased from 198 to 199
2027-11-29
Local Popularity increased from Insignificant to Well Known
2027-09-27
Weight increased from 197 to 198
2027-09-20
Weight increased from 196 to 197
2027-09-06
Weight increased from 195 to 196
2027-07-15
Contact vs L increased from 25 to 30
Changeup increased from 25 to 30
2027-06-14
Stuff vs R increased from 50 to 55
Hold decreased from 60 to 55
2027-04-26
Hold increased from 55 to 60
2027-04-19
Role changed from CL to RP
2027-04-05
Stuff vs R decreased from 55 to 50
2027-03-22
Weight increased from 194 to 195
2027-03-08
Role changed from RP to CL
2027-02-15
Catcher Ability decreased from 25 to 20
Weight decreased from 195 to 194
2027-01-01
Contact Potential decreased from 30 to 25
Gap Potential decreased from 30 to 25
Gap decreased from 30 to 25
Gap vs R decreased from 30 to 25
Gap vs L decreased from 30 to 25
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
Sac Bunt increased from 65 to 70
Infield Range increased from 20 to 25
Turn Double Play decreased from 25 to 20
Catcher Ability increased from 20 to 25
P defense increased from 20 to 30
Stuff increased from 45 to 50
Stuff vs R increased from 50 to 55
Stuff vs L increased from 45 to 50
Movement Potential increased from 50 to 55
Movement increased from 45 to 55
Movement vs R increased from 45 to 55
Movement vs L increased from 40 to 55
GB% increased from 53% to 56%
Changeup increased from 20 to 25
Weight increased from 192 to 195
2026-07-01
Speed decreased from 30 to 25
Stuff vs R increased from 45 to 50
Movement increased from 40 to 45
Movement vs R increased from 40 to 45
Stamina decreased from 40 to 35
Fastball increased from 75 to 80
Role changed from CL to RP
Weight increased from 190 to 192
2026-01-01
Contact Potential increased from 25 to 30
Sac Bunt decreased from 70 to 65
Stuff Potential decreased from 65 to 60
Stuff vs R decreased from 50 to 45
Movement Potential increased from 45 to 50
Movement increased from 35 to 40
Movement vs L increased from 30 to 40
GB% increased from 52% to 53%
Stamina increased from 35 to 40
Role changed from RP to CL
2025-07-01
Contact Potential decreased from 30 to 25
Stuff Potential increased from 60 to 65
Stuff increased from 40 to 45
Stuff vs R increased from 40 to 50
Stuff vs L increased from 40 to 45
Movement Potential decreased from 50 to 45
Movement vs R increased from 35 to 40
GB% decreased from 53% to 52%
Stamina decreased from 40 to 35
Fastball increased from 70 to 75
Role changed from CL to RP
Weight increased from 189 to 190
Local Popularity increased from Unknown to Insignificant
2025-01-01
Power increased from 25 to 30
Power vs R increased from 25 to 30
Power vs L increased from 25 to 30
Baserunning increased from 35 to 40
Stuff increased from 35 to 40
Stuff vs L increased from 35 to 40
Movement increased from 30 to 35
Movement vs R increased from 30 to 35
Control Potential decreased from 40 to 35
Control increased from 25 to 35
Control vs R increased from 25 to 35
Control vs L increased from 25 to 35
GB% decreased from 55% to 53%
Fastball increased from 65 to 70
Role changed from RP to CL
Weight increased from 188 to 189
Local Popularity decreased from Insignificant to Unknown
2024-07-01
Control Potential decreased from 45 to 40
2024-01-01
Avoid Ks Potential decreased from 30 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
Stuff Potential decreased from 65 to 60
Stuff vs R increased from 35 to 40
GB% increased from 54% to 55%
Fastball increased from 60 to 65
Weight increased from 187 to 188
Local Popularity decreased from Fair to Insignificant
2023-07-01
Gap increased from 25 to 30
Gap vs R increased from 25 to 30
Gap vs L increased from 25 to 30
Catcher Arm decreased from 25 to 20
Stuff vs L increased from 30 to 35
Fastball increased from 55 to 60
Role changed from CL to RP
Weight increased from 186 to 187
2023-01-01
Contact increased from 20 to 25
Contact vs R increased from 20 to 25
Contact vs L increased from 20 to 25
Power decreased from 30 to 25
Power vs R decreased from 30 to 25
Power vs L decreased from 30 to 25
Bunt for Hit decreased from 25 to 20
Stealing increased from 25 to 30
Outfield Error decreased from 40 to 35
Catcher Ability decreased from 25 to 20
Catcher Arm increased from 20 to 25
Stuff Potential increased from 55 to 65
Stuff increased from 30 to 35
Stuff vs R increased from 30 to 35
Stuff vs L increased from 25 to 30
Movement increased from 25 to 30
Movement vs L increased from 25 to 30
Control Potential decreased from 50 to 45
Velocity increased from 98-100 mph to 99-101 mph
Stamina decreased from 45 to 40
Fastball Pot increased from 75 to 80
Changeup Pot decreased from 60 to 45
Role changed from SP to CL
Weight increased from 185 to 186
Local Popularity increased from Insignificant to Fair
2022-07-01
Contact Potential increased from 25 to 30
Avoid Ks Potential increased from 25 to 30
Baserunning increased from 30 to 35
Outfield Error increased from 35 to 40
Stuff Potential increased from 50 to 55
Stuff increased from 25 to 30
Stuff vs R increased from 25 to 30
Movement vs R increased from 25 to 30
Velocity increased from 97-99 mph to 98-100 mph
GB% increased from 53% to 54%
Fastball increased from 50 to 55
Weight decreased from 186 to 185
Height increased from 194 to 195
2022-01-01
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
Infield Range decreased from 25 to 20
Stuff Potential decreased from 55 to 50
Movement decreased from 30 to 25
Movement vs R decreased from 30 to 25
Velocity increased from 96-98 mph to 97-99 mph
2021-07-01
Speed increased from 25 to 30
Movement vs L decreased from 30 to 25
Weight decreased from 187 to 186
Local Popularity decreased from Well Known to Insignificant
2021-01-01
Bunt for Hit decreased from 30 to 25
Infield Range decreased from 30 to 25
Stuff Potential increased from 50 to 55
Velocity increased from 93-95 mph to 96-98 mph
GB% decreased from 54% to 53%
Fastball Pot increased from 70 to 75
Fastball increased from 45 to 50
Weight increased from 186 to 187
Local Popularity increased from Fair to Well Known
2020-07-01
Infield Error increased from 20 to 25
P defense decreased from 35 to 20
Stuff Potential decreased from 60 to 50
Control Potential decreased from 55 to 50
Role changed from CL to SP
Weight increased from 182 to 186
Height increased from 193 to 194
2020-01-01
Contact Potential decreased from 30 to 25
Contact increased from 20 to 25
Contact vs R increased from 20 to 25
Contact vs L increased from 20 to 25
Speed decreased from 30 to 25
Outfield Range decreased from 30 to 25
Weight increased from 176 to 182
Height increased from 191 to 193
Local Popularity increased from Insignificant to Fair
2019-07-01
Contact Potential increased from 25 to 30
Contact decreased from 25 to 20
Contact vs R decreased from 25 to 20
Contact vs L decreased from 25 to 20
Stuff Potential increased from 50 to 60
Role changed from SP to CL
Weight increased from 174 to 176
Height increased from 190 to 191
2019-01-01
Weight decreased from 175 to 174