Mason Chapman
Yonkers Dark Knights (AA)
Mason Chapman
Birthdate:
May 1, 2026 (27 y, 1 m, 1 d)
Born In:
Harlingen, TX, USA
Nationality:
American
Position:
P
Bats/Throws:
R/R
Height/Weight:
6'2"/202
Entry:
2048 Draft - Round: 26, Overall: 931, Team: Las Vegas Knights
Contract:
Minor League
ML Service Time:
None
OSA Rating History
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Ratings Changes
2053-05-05
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
Control vs R increased from 45 to 50
2053-04-14
Weight increased from 201 to 202
2053-04-07
Control decreased from 50 to 45
Control vs R decreased from 50 to 45
Control vs L decreased from 50 to 45
2052-12-16
Weight decreased from 202 to 201
2052-12-01
Weight decreased from 203 to 202
2052-12-01
Weight increased from 202 to 203
2052-11-18
Contact Potential increased from 20 to 35
Contact increased from 20 to 35
Contact vs R increased from 20 to 35
Contact vs L increased from 20 to 35
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
Avoid Ks Potential increased from 20 to 30
Avoid Ks increased from 20 to 30
Avoid Ks vs R increased from 20 to 30
Avoid Ks vs L increased from 20 to 30
Speed decreased from 20 to 0
Stealing decreased from 20 to 0
Baserunning decreased from 20 to 0
Infield Error increased from 25 to 30
Turn Double Play increased from 20 to 25
Outfield Arm decreased from 40 to 35
P defense increased from 40 to 45
Stuff Potential increased from 35 to 40
Stuff increased from 35 to 40
Stuff vs R increased from 35 to 40
Stuff vs L increased from 35 to 40
Control increased from 45 to 50
Control vs R increased from 45 to 50
Control vs L increased from 45 to 50
Stamina decreased from 50 to 45
Fastball Pot decreased from 50 to 45
Cutter Pot decreased from 40 to 35
Cutter decreased from 40 to 35
Changeup increased from 40 to 45
2052-11-08
Movement vs L increased from 30 to 35
2052-11-04
Movement vs L decreased from 35 to 30
2052-10-25
Movement Potential increased from 30 to 35
Movement increased from 30 to 35
Movement vs R increased from 30 to 35
Movement vs L increased from 30 to 35
2052-10-18
Movement Potential decreased from 35 to 30
Movement decreased from 35 to 30
Movement vs R decreased from 35 to 30
Movement vs L decreased from 35 to 30
2052-10-08
Movement vs L increased from 30 to 35
2052-09-30
Movement vs L decreased from 35 to 30
2052-09-23
Movement vs L increased from 30 to 35
2052-09-16
Movement vs L decreased from 35 to 30
2052-09-09
Control vs R decreased from 50 to 45
2052-08-19
Control vs R increased from 45 to 50
Weight increased from 201 to 202
2052-08-05
Control vs R decreased from 50 to 45
2052-07-22
Control vs R increased from 45 to 50
Changeup Pot increased from 40 to 45
2052-07-08
Gap Potential decreased from 35 to 30
2052-06-17
Weight increased from 200 to 201
2052-06-10
Gap Potential increased from 30 to 35
2052-06-03
Gap Potential decreased from 35 to 30
Control vs R decreased from 50 to 45
Weight decreased from 201 to 200
2052-05-27
Control vs R increased from 45 to 50
2052-04-29
Weight increased from 200 to 201
2052-04-22
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
Gap decreased from 35 to 30
Gap vs R decreased from 35 to 30
Gap vs L decreased from 35 to 30
Infield Range decreased from 30 to 25
Movement vs L increased from 30 to 35
Curveball increased from 40 to 45
2052-04-15
Weight decreased from 201 to 200
2052-04-08
Movement Potential increased from 30 to 35
Movement increased from 30 to 35
Movement vs R increased from 30 to 35
2052-03-18
Weight decreased from 202 to 201
2052-03-04
Weight decreased from 203 to 202
2052-02-19
Stuff Potential decreased from 40 to 35
Movement Potential decreased from 35 to 30
Weight increased from 202 to 203
2052-01-22
Movement decreased from 35 to 30
Movement vs R decreased from 35 to 30
Movement vs L decreased from 35 to 30
Control vs R decreased from 50 to 45
2051-11-20
Movement increased from 30 to 35
Movement vs R increased from 30 to 35
Movement vs L increased from 30 to 35
Control vs R increased from 45 to 50
Weight increased from 201 to 202
2051-11-10
Movement Potential increased from 30 to 35
2051-10-31
Movement Potential decreased from 35 to 30
Movement vs R decreased from 35 to 30
2051-10-28
Movement Potential increased from 30 to 35
Movement vs R increased from 30 to 35
2051-10-11
Movement Potential decreased from 35 to 30
2051-10-02
Movement Potential increased from 30 to 35
2051-09-25
Weight increased from 200 to 201
2051-09-11
Movement Potential decreased from 35 to 30
Movement vs R decreased from 35 to 30
2051-08-21
Eye Potential decreased from 45 to 40
Movement Potential increased from 30 to 35
Movement vs R increased from 30 to 35
2051-08-14
Eye Potential increased from 40 to 45
Movement Potential decreased from 35 to 30
2051-08-14
Eye Potential decreased from 45 to 40
Movement vs R decreased from 35 to 30
2051-07-31
Eye Potential increased from 40 to 45
2051-07-24
Eye Potential decreased from 45 to 40
Movement decreased from 35 to 30
2051-07-10
Movement vs L decreased from 35 to 30
2051-06-26
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
Eye Potential increased from 40 to 45
Eye increased from 35 to 40
Eye vs R increased from 35 to 40
Eye vs L increased from 35 to 40
GB% decreased from 37% to 35%
Stamina increased from 45 to 50
2051-06-05
Stuff Potential increased from 35 to 40
Movement increased from 30 to 35
Movement vs L increased from 30 to 35
2051-05-29
Movement decreased from 35 to 30
Movement vs L decreased from 35 to 30
2051-05-15
Movement Potential increased from 30 to 35
Movement increased from 30 to 35
Movement vs R increased from 30 to 35
Movement vs L increased from 30 to 35
2051-05-08
Movement Potential decreased from 35 to 30
Movement decreased from 35 to 30
Movement vs R decreased from 35 to 30
Movement vs L decreased from 35 to 30
2051-04-10
Stuff increased from 30 to 35
Stuff vs R increased from 30 to 35
Movement increased from 30 to 35
Movement vs L increased from 30 to 35
2051-04-03
Stuff vs L increased from 30 to 35
2051-03-20
Stuff vs L decreased from 35 to 30
Weight decreased from 201 to 200
2051-03-06
Stuff vs L increased from 30 to 35
Movement Potential increased from 30 to 35
Movement vs R increased from 30 to 35
GB% increased from 34% to 37%
Stamina decreased from 50 to 45
Changeup increased from 35 to 40
2051-02-20
Stuff decreased from 35 to 30
Stuff vs L decreased from 35 to 30
2051-01-23
Stuff vs R decreased from 35 to 30
Movement Potential decreased from 35 to 30
Movement decreased from 35 to 30
Movement vs R decreased from 35 to 30
2050-12-31
Movement increased from 30 to 35
2050-12-21
Movement Potential increased from 30 to 35
Movement vs R increased from 30 to 35
2050-12-11
Stuff vs R increased from 30 to 35
Movement Potential decreased from 35 to 30
Movement vs R decreased from 35 to 30
2050-12-01
Movement Potential increased from 30 to 35
Movement vs R increased from 30 to 35
2050-11-19
Movement Potential decreased from 35 to 30
Movement vs R decreased from 35 to 30
2050-11-05
Movement Potential increased from 30 to 35
Movement vs R increased from 30 to 35
2050-10-26
Stuff increased from 30 to 35
Movement Potential decreased from 35 to 30
Movement decreased from 35 to 30
Movement vs R decreased from 35 to 30
2050-10-20
Stuff decreased from 35 to 30
Movement Potential increased from 30 to 35
Movement increased from 30 to 35
Movement vs R increased from 30 to 35
2050-10-11
Stuff increased from 30 to 35
Stuff vs L increased from 30 to 35
Weight increased from 200 to 201
2050-10-03
Stuff decreased from 35 to 30
Stuff vs L decreased from 35 to 30
2050-09-19
Stuff vs R decreased from 35 to 30
2050-08-29
Cutter Pot decreased from 45 to 40
2050-08-22
Stuff vs R increased from 30 to 35
2050-08-15
Stuff vs R decreased from 35 to 30
2050-08-15
Stuff vs R increased from 30 to 35
2050-07-25
Movement Potential decreased from 35 to 30
Movement vs R decreased from 35 to 30
Weight decreased from 201 to 200
2050-07-18
Movement Potential increased from 30 to 35
Movement vs R increased from 30 to 35
2050-07-11
Eye vs L decreased from 40 to 35
2050-07-04
Eye vs L increased from 35 to 40
Stuff increased from 30 to 35
2050-06-27
Eye vs L decreased from 40 to 35
2050-06-20
Eye vs L increased from 35 to 40
Stuff decreased from 35 to 30
2050-06-13
Weight increased from 200 to 201
2050-06-06
Stuff increased from 30 to 35
2050-05-30
Stuff decreased from 35 to 30
2050-05-23
Eye vs L decreased from 40 to 35
2050-05-16
Stuff increased from 30 to 35
2050-05-09
Stuff decreased from 35 to 30
2050-04-25
Stuff increased from 30 to 35
2050-04-18
Stuff decreased from 35 to 30
2050-04-11
Eye vs L increased from 35 to 40
Stuff increased from 30 to 35
Stuff vs L increased from 30 to 35
2050-04-04
Contact Potential decreased from 25 to 20
Stamina decreased from 55 to 50
Curveball Pot decreased from 50 to 45
2050-03-07
Power increased from 20 to 25
Power vs R increased from 20 to 25
Power vs L increased from 20 to 25
2050-02-21
Power decreased from 25 to 20
Power vs R decreased from 25 to 20
Power vs L decreased from 25 to 20
2050-01-01
Gap Potential decreased from 40 to 35
P defense decreased from 45 to 40
Stuff Potential decreased from 40 to 35
Stuff vs L decreased from 35 to 30
GB% decreased from 36% to 34%
Weight increased from 198 to 200
2049-07-01
Contact Potential decreased from 30 to 25
Eye Potential decreased from 45 to 40
Eye vs L decreased from 40 to 35
Avoid Ks Potential decreased from 25 to 20
Infield Range decreased from 35 to 30
Outfield Range decreased from 30 to 25
Stuff vs L increased from 30 to 35
Movement increased from 25 to 30
Movement vs L increased from 25 to 30
Control increased from 35 to 45
Control vs R increased from 35 to 45
Control vs L increased from 35 to 45
GB% decreased from 38% to 36%
Changeup Pot decreased from 45 to 40
Changeup increased from 30 to 35
Weight increased from 197 to 198
2049-01-01
Gap increased from 30 to 35
Gap vs R increased from 30 to 35
Gap vs L increased from 30 to 35
Eye Potential increased from 40 to 45
Eye vs L increased from 35 to 40
Avoid Ks Potential increased from 20 to 25
Speed decreased from 25 to 20
Movement Potential decreased from 35 to 30
Movement vs R increased from 25 to 30
Control increased from 30 to 35
Control vs L increased from 30 to 35
Velocity increased from 89-91 mph to 90-92 mph
Fastball increased from 40 to 45
Cutter increased from 35 to 40
Weight increased from 192 to 197
2048-07-01
Eye increased from 30 to 35
Eye vs R increased from 30 to 35
Eye vs L increased from 30 to 35
Avoid Ks Potential decreased from 25 to 20
Movement Potential increased from 30 to 35
Control vs R increased from 30 to 35
GB% decreased from 42% to 38%
Curveball Pot decreased from 55 to 50
Changeup increased from 25 to 30
Weight decreased from 193 to 192
2048-01-01
Weight increased from 192 to 193
2047-07-01
Sac Bunt increased from 45 to 50
Movement Potential decreased from 35 to 30
Control increased from 25 to 30
Control vs R increased from 25 to 30
Control vs L increased from 25 to 30
GB% decreased from 43% to 42%
Hold increased from 60 to 65
Curveball increased from 35 to 40
2046-07-01
Cutter decreased from 40 to 35