Mike Richerson
Free Agent
Mike Richerson
Birthdate:
Oct. 21, 2026 (25 y, 11 m, 17 d)
Born In:
Los Angeles, CA, USA
Nationality:
American
Position:
P
Bats/Throws:
R/R
Height/Weight:
6'4"/201
Entry:
2044 Draft - Round: 21, Overall: 750, Team: Seattle Mariners
Contract:
Free Agent
ML Service Time:
None
OSA Rating History
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Ratings Changes
2052-10-08
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
2052-09-30
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
2052-09-23
Control increased from 30 to 35
2052-09-16
Control decreased from 35 to 30
Control vs L decreased from 35 to 30
2052-08-19
Weight increased from 200 to 201
2052-07-22
Speed increased from 25 to 30
2052-07-15
Eye Potential decreased from 25 to 20
Eye decreased from 25 to 20
Weight decreased from 201 to 200
2052-07-01
Eye Potential increased from 20 to 25
Eye increased from 20 to 25
Eye vs L increased from 20 to 25
Control increased from 30 to 35
Control vs L increased from 30 to 35
GB% decreased from 42% to 41%
2052-06-24
Avoid Ks vs L decreased from 40 to 35
Weight decreased from 202 to 201
2052-06-17
Avoid Ks vs L increased from 35 to 40
2052-06-10
Control decreased from 35 to 30
2052-06-03
Avoid Ks vs L decreased from 40 to 35
Control vs L decreased from 35 to 30
2052-05-20
Control increased from 30 to 35
Control vs L increased from 30 to 35
2052-05-13
Control decreased from 35 to 30
2052-05-06
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
Weight decreased from 203 to 202
2052-04-29
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
2052-04-22
Control increased from 30 to 35
Control vs R increased from 30 to 35
Weight increased from 202 to 203
2052-04-08
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
Movement Potential increased from 25 to 30
Movement increased from 25 to 30
Movement vs R increased from 25 to 30
Movement vs L increased from 25 to 30
Control Potential increased from 30 to 35
2052-04-01
Movement Potential decreased from 30 to 25
Movement decreased from 30 to 25
Movement vs R decreased from 30 to 25
2052-03-18
Movement Potential increased from 25 to 30
Movement increased from 25 to 30
Movement vs R increased from 25 to 30
Weight increased from 201 to 202
2052-03-04
Movement Potential decreased from 30 to 25
Movement decreased from 30 to 25
Movement vs R decreased from 30 to 25
Movement vs L decreased from 30 to 25
2052-02-19
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 Potential decreased from 35 to 30
Control decreased from 35 to 30
Control vs R decreased from 35 to 30
Control vs L decreased from 35 to 30
2052-01-22
Stuff decreased from 50 to 45
2051-12-21
Weight increased from 200 to 201
2051-12-01
Weight decreased from 201 to 200
2051-11-20
Stuff increased from 45 to 50
Control increased from 30 to 35
Control vs R increased from 30 to 35
Control vs L increased from 30 to 35
2051-11-10
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
Control Potential increased from 30 to 35
Weight increased from 200 to 201
2051-10-31
Control Potential decreased from 35 to 30
2051-10-28
Movement vs L increased from 25 to 30
Control Potential increased from 30 to 35
2051-10-22
Weight decreased from 201 to 200
2051-10-17
Movement vs L decreased from 30 to 25
2051-09-11
Avoid Ks vs L increased from 35 to 40
Stuff decreased from 50 to 45
Control Potential decreased from 35 to 30
2051-09-04
Stuff increased from 45 to 50
2051-08-28
Stuff decreased from 50 to 45
2051-08-14
Avoid Ks vs L decreased from 40 to 35
2051-08-07
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 R decreased from 35 to 30
2051-07-31
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
2051-07-24
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
Avoid Ks vs L increased from 35 to 40
Stuff increased from 45 to 50
Control vs R increased from 30 to 35
2051-07-17
Avoid Ks vs L decreased from 40 to 35
Control vs R decreased from 35 to 30
2051-07-10
Control decreased from 35 to 30
2051-07-03
Contact vs L decreased from 35 to 30
Stuff decreased from 50 to 45
Control vs L decreased from 35 to 30
GB% decreased from 43% to 42%
Weight increased from 200 to 201
2051-06-26
Contact vs L increased from 30 to 35
2051-06-19
Stuff increased from 45 to 50
2051-06-05
Control increased from 30 to 35
Control vs R increased from 30 to 35
Control vs L increased from 30 to 35
2051-04-24
Gap vs R increased from 25 to 30
GB% increased from 41% to 43%
2051-04-17
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
2051-04-10
Gap increased from 25 to 30
Stuff Potential increased from 45 to 50
Stuff vs R increased from 45 to 50
Control Potential increased from 30 to 35
2051-04-03
Weight decreased from 201 to 200
2051-03-20
Avoid Ks vs L increased from 35 to 40
Speed decreased from 30 to 25
2051-03-06
Avoid Ks Potential decreased from 40 to 35
Sac Bunt decreased from 60 to 55
P defense decreased from 35 to 30
Control Potential decreased from 35 to 30
Control decreased from 35 to 30
Control vs R decreased from 35 to 30
Control vs L decreased from 35 to 30
GB% decreased from 45% to 41%
2051-02-20
Gap Potential increased from 25 to 30
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 decreased from 50 to 45
2051-01-23
Gap Potential decreased from 30 to 25
Gap decreased from 30 to 25
2050-12-31
Stuff vs R decreased from 50 to 45
2050-12-11
Stuff vs R increased from 45 to 50
2050-12-01
Stuff Potential increased from 45 to 50
2050-11-05
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
Weight increased from 200 to 201
2050-10-20
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
2050-09-19
Gap increased from 25 to 30
Stuff Potential decreased from 50 to 45
2050-09-12
Contact Potential decreased from 35 to 30
Gap decreased from 30 to 25
2050-09-05
Contact Potential increased from 30 to 35
Gap 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
2050-08-22
Stuff Potential increased from 45 to 50
2050-08-15
Stuff Potential decreased from 50 to 45
2050-08-15
Stuff Potential increased from 45 to 50
Weight increased from 199 to 200
2050-08-08
Contact Potential decreased from 35 to 30
Gap 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
Stuff Potential decreased from 50 to 45
2050-08-01
Stuff Potential increased from 45 to 50
2050-07-25
Contact Potential increased from 30 to 35
2050-07-18
Contact Potential decreased from 35 to 30
2050-07-11
Gap Potential increased from 25 to 30
Gap increased from 25 to 30
Avoid Ks Potential increased from 35 to 40
Stuff Potential decreased from 50 to 45
Control Potential decreased from 40 to 35
GB% increased from 44% to 45%
2050-07-04
Stuff Potential increased from 45 to 50
2050-06-20
Stuff Potential decreased from 50 to 45
2050-06-06
Weight increased from 198 to 199
2050-05-30
Gap Potential decreased from 30 to 25
Weight increased from 197 to 198
2050-05-23
Gap Potential 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
2050-05-16
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
Weight increased from 196 to 197
2050-05-09
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
Avoid Ks Potential decreased from 40 to 35
2050-05-02
Contact Potential increased from 30 to 35
2050-04-25
Contact Potential decreased from 35 to 30
2050-04-18
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
2050-04-11
Contact Potential increased from 30 to 35
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
Avoid Ks Potential increased from 35 to 40
Stuff Potential increased from 40 to 50
Movement vs L increased from 25 to 30
Weight decreased from 197 to 196
2050-04-04
Gap vs L decreased from 30 to 25
Avoid Ks Potential decreased from 40 to 35
Movement vs L decreased from 30 to 25
Control vs L increased from 30 to 35
2050-03-21
Gap Potential decreased from 30 to 25
Control vs L decreased from 35 to 30
2050-03-07
Gap Potential increased from 25 to 30
Eye Potential decreased from 25 to 20
Infield Range decreased from 30 to 25
Stuff vs L increased from 40 to 45
Control Potential decreased from 45 to 40
Control vs L increased from 30 to 35
Fastball increased from 60 to 65
Splitter increased from 50 to 55
2050-02-21
Gap Potential decreased from 30 to 25
Eye vs L decreased from 25 to 20
Control vs L decreased from 35 to 30
Weight increased from 196 to 197
2050-01-24
Contact Potential decreased from 35 to 30
Gap Potential increased from 25 to 30
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
Eye decreased from 25 to 20
2049-12-31
Gap Potential decreased from 30 to 25
Control vs L increased from 30 to 35
2049-12-19
Gap Potential increased from 25 to 30
Eye increased from 20 to 25
Control vs L decreased from 35 to 30
2049-12-07
Control increased from 30 to 35
Control vs L increased from 30 to 35
2049-11-27
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
Control decreased from 35 to 30
2049-11-04
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
2049-10-29
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
2049-10-25
Control increased from 30 to 35
2049-10-19
Control decreased from 35 to 30
2049-10-18
Contact Potential increased from 30 to 35
Control increased from 30 to 35
2049-10-11
Control decreased from 35 to 30
2049-10-04
Weight increased from 195 to 196
2049-09-13
Contact Potential decreased from 35 to 30
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
Eye decreased from 25 to 20
2049-08-30
Weight decreased from 196 to 195
2049-08-09
Gap Potential decreased from 30 to 25
Control increased from 30 to 35
2049-07-26
Contact Potential increased from 30 to 35
Gap Potential increased from 25 to 30
Control decreased from 35 to 30
2049-07-12
Contact Potential decreased from 35 to 30
Eye vs R decreased from 25 to 20
2049-07-05
Control vs L decreased from 35 to 30
2049-06-28
Contact Potential increased from 30 to 35
Gap vs L increased from 25 to 30
Avoid Ks Potential increased from 35 to 40
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
Outfield Range decreased from 35 to 30
Stuff increased from 40 to 45
Stuff vs R increased from 40 to 45
Stuff vs L increased from 35 to 40
Control increased from 25 to 35
Control vs R increased from 25 to 35
Control vs L increased from 25 to 35
Velocity increased from 94-96 mph to 95-97 mph
Fastball increased from 55 to 60
Slider Pot increased from 55 to 60
Slider increased from 50 to 60
Splitter increased from 45 to 50
2049-05-24
Contact Potential decreased from 35 to 30
2049-05-03
Contact Potential increased from 30 to 35
Weight increased from 195 to 196
2049-04-26
Contact Potential decreased from 35 to 30
2049-04-19
Contact Potential increased from 30 to 35
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 vs R increased from 20 to 25
Stuff increased from 35 to 40
2049-04-05
Movement vs L increased from 25 to 30
2049-03-22
Movement vs L decreased from 30 to 25
2049-03-22
Movement vs L increased from 25 to 30
2049-03-08
Movement vs L decreased from 30 to 25
2049-02-22
Power Potential decreased from 30 to 25
Weight increased from 194 to 195
2049-01-25
Contact Potential decreased from 35 to 30
Power decreased from 30 to 25
Power vs R decreased from 30 to 25
Power vs L decreased from 30 to 25
Eye vs R decreased from 25 to 20
Stuff decreased from 40 to 35
Weight increased from 191 to 194
2049-01-01
Contact Potential increased from 30 to 35
Contact increased from 25 to 30
Contact vs R increased from 25 to 30
Contact vs L increased from 25 to 30
Eye increased from 20 to 25
Eye vs R increased from 20 to 25
Eye vs L 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
P defense decreased from 40 to 35
Stuff increased from 35 to 40
Stuff vs R increased from 35 to 40
Stuff vs L increased from 30 to 35
Movement increased from 25 to 30
Movement vs R increased from 25 to 30
Movement vs L increased from 25 to 30
GB% decreased from 47% to 44%
Fastball increased from 50 to 55
Slider increased from 40 to 50
Splitter Pot increased from 50 to 55
Splitter increased from 40 to 45
Weight increased from 190 to 191
2048-07-01
Hold increased from 25 to 30
Weight increased from 189 to 190
2048-01-01
Contact Potential decreased from 35 to 30
Eye Potential increased from 20 to 25
Stuff increased from 30 to 35
Stuff vs R increased from 30 to 35
Movement increased from 20 to 25
Movement vs R increased from 20 to 25
Movement vs L increased from 20 to 25
Velocity increased from 93-95 mph to 94-96 mph
GB% increased from 46% to 47%
Hold decreased from 30 to 25
Fastball Pot increased from 60 to 65
Fastball increased from 45 to 50
Slider Pot increased from 50 to 55
Slider increased from 35 to 40
Weight increased from 187 to 189
2047-07-01
Contact Potential increased from 30 to 35
Avoid Ks increased from 20 to 25
Avoid Ks vs R increased from 20 to 25
Stuff Potential decreased from 45 to 40
Movement Potential increased from 25 to 30
Fastball Pot decreased from 65 to 60
Slider increased from 30 to 35
Weight decreased from 188 to 187
2047-01-01
Avoid Ks vs L increased from 20 to 25
GB% increased from 45% to 46%
Weight increased from 186 to 188
2046-07-01
Eye Potential decreased from 25 to 20
Weight increased from 185 to 186
2046-01-01
Contact increased from 20 to 25
Contact vs R increased from 20 to 25
Contact vs L increased from 20 to 25
Gap Potential decreased from 30 to 25
Power Potential decreased from 35 to 30
Eye Potential decreased from 30 to 25
Infield Error decreased from 30 to 25
Infield Arm increased from 30 to 35
Turn Double Play decreased from 25 to 20
Outfield Range decreased from 40 to 35
Control Potential decreased from 50 to 45
Control increased from 20 to 25
Control vs R increased from 20 to 25
Control vs L increased from 20 to 25
Stamina decreased from 65 to 60
Slider Pot decreased from 55 to 50
Splitter Pot decreased from 55 to 50
Weight increased from 184 to 185
2045-07-01
Contact Potential decreased from 35 to 30
Eye Potential increased from 25 to 30
Weight increased from 181 to 184
2045-01-01
Contact Potential decreased from 40 to 35
Power Potential increased from 25 to 35
Eye Potential increased from 20 to 25
Sac Bunt increased from 55 to 60
Bunt for Hit decreased from 25 to 20
Infield Error increased from 25 to 30
Infield Arm decreased from 40 to 30
Turn Double Play increased from 20 to 25
Outfield Range increased from 30 to 40
Catcher Ability decreased from 25 to 20
Movement Potential increased from 20 to 25
Control Potential increased from 40 to 50
Slider Pot decreased from 60 to 55
Splitter Pot increased from 50 to 55
Splitter increased from 35 to 40
2044-07-01
Gap Potential decreased from 35 to 30
Eye Potential decreased from 25 to 20
Catcher Ability increased from 20 to 25
Splitter Pot decreased from 55 to 50
Weight increased from 179 to 181
Height increased from 194 to 195
2044-01-01
Weight increased from 177 to 179
Height increased from 193 to 194
2043-07-01
Gap Potential increased from 30 to 35
Gap increased from 20 to 25
Gap vs R increased from 20 to 25
Gap vs L increased from 20 to 25
Eye Potential increased from 20 to 25
Infield Arm increased from 35 to 40
Stuff vs L increased from 25 to 30
Movement Potential decreased from 25 to 20
Control Potential decreased from 50 to 40
Velocity increased from 92-94 mph to 93-95 mph
Stamina decreased from 70 to 65
Fastball Pot increased from 60 to 65
Fastball increased from 40 to 45
Slider Pot decreased from 65 to 60
Weight increased from 175 to 177
Height increased from 192 to 193
2043-01-01
Power Potential decreased from 30 to 25
Stuff Potential decreased from 50 to 45
Weight increased from 171 to 175
Height increased from 189 to 192
2042-07-01
Contact Potential increased from 35 to 40
Gap Potential decreased from 35 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 decreased from 25 to 20
Stuff Potential increased from 45 to 50
Movement Potential increased from 20 to 25
Control Potential increased from 45 to 50
GB% increased from 44% to 45%
Weight decreased from 172 to 171
2042-01-01
Weight increased from 169 to 172
Height increased from 187 to 189
2041-07-01
Contact Potential decreased from 40 to 35
Eye Potential increased from 20 to 25
Weight increased from 163 to 169
Height increased from 185 to 187