Tyler Deleskiewicz
Northwest Arkansas Naturals (AA)
Tyler Deleskiewicz
Birthdate:
Oct. 30, 2003 (27 y, 8 m, 14 d)
Born In:
Genoa City, WI, USA
Nationality:
American
Position:
P
Bats/Throws:
R/R
Height/Weight:
6'5"/201
Entry:
2026 Draft - Round: 6, Overall: 174, Team: Kansas City Royals
Inj Prone:
Normal
Contract:
$720k / 1 year
ML Service Time:
None
OSA Rating History
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Ratings Changes
2031-06-16
Weight decreased from 202 to 201
2031-05-26
Scouting Accuracy decreased from Average to Low
Weight increased from 201 to 202
2031-04-21
Stuff Potential decreased from 80 to 75
Stuff decreased from 75 to 70
Stuff vs R decreased from 75 to 70
Stuff vs L decreased from 75 to 70
Velocity decreased from 95-97 mph to 94-96 mph
Fastball Pot decreased from 70 to 65
Fastball decreased from 70 to 65
Changeup decreased from 75 to 70
PBABIP vs L increased from 55 to 60
Scouting Accuracy increased from Low to Average
2031-04-04
Scouting Accuracy decreased from Average to Low
2030-12-28
Stuff Potential increased from 70 to 80
Stuff increased from 70 to 75
Stuff vs R increased from 70 to 75
Stuff vs L increased from 70 to 75
Overall increased from 35 to 45
Potential increased from 35 to 45
Role changed from SP to RP
2030-12-23
Outfield Arm decreased from 35 to 30
Stuff vs R increased from 65 to 70
2030-12-08
Stuff Potential decreased from 75 to 70
Stuff decreased from 75 to 70
Stuff vs R decreased from 75 to 65
Stuff vs L decreased from 75 to 70
Role changed from RP to SP
2030-12-01
Weight increased from 200 to 201
2030-11-16
Curveball Pot decreased from 80 to 75
2030-11-09
Weight increased from 199 to 200
2030-09-30
Stuff Potential increased from 70 to 75
Stuff increased from 70 to 75
Stuff vs R increased from 65 to 75
Stuff vs L increased from 70 to 75
Role changed from SP to RP
2030-09-23
Weight decreased from 200 to 199
2030-08-26
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
Stuff increased from 65 to 70
2030-08-05
Weight increased from 199 to 200
2030-06-17
Stuff Potential decreased from 75 to 70
Stuff decreased from 75 to 65
Stuff vs R decreased from 70 to 65
Stuff vs L decreased from 75 to 70
Role changed from RP to SP
Weight decreased from 200 to 199
2030-06-03
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
Stuff Potential decreased from 80 to 75
Stuff vs R decreased from 75 to 70
Velocity decreased from 96-98 mph to 95-97 mph
Fastball Pot decreased from 75 to 70
Fastball decreased from 75 to 70
2030-04-15
Weight decreased from 201 to 200
2030-04-01
Role changed from CL to RP
Weight increased from 200 to 201
2030-03-08
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
Stuff Potential increased from 75 to 80
Stuff increased from 70 to 75
Stuff vs R increased from 70 to 75
Stuff vs L increased from 70 to 75
Changeup increased from 70 to 75
Weight decreased from 201 to 200
2029-12-28
Weight decreased from 202 to 201
2029-12-19
Weight increased from 201 to 202
2029-11-29
Weight decreased from 202 to 201
2029-10-29
Weight decreased from 203 to 202
2029-10-19
Stuff Potential increased from 70 to 75
Stuff increased from 65 to 70
Stuff vs R increased from 65 to 70
Stuff vs L increased from 65 to 70
Role changed from SP to CL
2029-08-20
Speed increased from 0 to 30
Stealing increased from 0 to 25
Baserunning increased from 0 to 35
Weight increased from 202 to 203
2029-06-04
Weight increased from 200 to 202
2029-04-30
GB% decreased from 44% to 42%
HRA Potential decreased from 50 to 45
HRA vs R decreased from 50 to 45
HRA vs L decreased from 50 to 45
HRA decreased from 50 to 45
Weight decreased from 201 to 200
2029-03-09
Weight increased from 200 to 201
2029-02-07
Weight decreased from 201 to 200
2029-01-01
Weight increased from 199 to 201
2028-11-30
Gap Potential decreased from 30 to 20
Gap decreased from 30 to 20
Gap vs R decreased from 30 to 20
Gap vs L decreased from 30 to 20
Eye Potential decreased from 30 to 20
Eye decreased from 25 to 20
Eye vs R decreased from 25 to 20
Eye vs L decreased from 25 to 20
Sac Bunt decreased from 40 to 35
Speed decreased from 25 to 0
Stealing decreased from 25 to 0
Baserunning decreased from 35 to 0
Infield Error decreased from 35 to 30
Stuff Potential increased from 65 to 70
Stuff increased from 60 to 65
Stuff vs R increased from 60 to 65
Stuff vs L increased from 60 to 65
Movement Potential increased from 35 to 50
Movement increased from 35 to 50
Movement vs R increased from 35 to 50
Movement vs L increased from 35 to 50
GB% increased from 43% to 44%
Fastball Pot increased from 70 to 75
Fastball increased from 70 to 75
Curveball Pot increased from 75 to 80
Curveball increased from 65 to 75
Changeup decreased from 75 to 70
Local Popularity decreased from Insignificant to Unknown
2028-10-03
Weight decreased from 200 to 199
2028-09-25
Weight decreased from 201 to 200
2028-07-31
Sac Bunt increased from 35 to 40
Stuff Potential decreased from 70 to 65
Changeup Pot decreased from 80 to 75
2028-07-03
P defense increased from 45 to 50
2028-05-01
Weight decreased from 202 to 201
2028-04-03
Weight decreased from 203 to 202
2028-03-31
Weight increased from 202 to 203
2028-03-19
Weight decreased from 203 to 202
2028-01-15
Weight increased from 202 to 203
2028-01-08
Weight decreased from 203 to 202
2027-11-14
Weight decreased from 204 to 203
Local Popularity increased from Unknown to Insignificant
2027-11-02
Weight decreased from 205 to 204
2027-09-13
Weight decreased from 206 to 205
2027-08-16
Weight decreased from 207 to 206
2027-07-26
GB% decreased from 44% to 43%
Stamina increased from 50 to 55
2027-07-05
Weight decreased from 210 to 207
2027-05-03
Stealing increased from 20 to 25
2027-04-26
Avoid Ks Potential decreased from 35 to 30
Outfield Arm increased from 30 to 35
Stuff Potential decreased from 75 to 70
Movement increased from 30 to 35
Movement vs R increased from 30 to 35
Movement vs L increased from 30 to 35
Control Potential decreased from 40 to 35
GB% increased from 41% to 44%
Curveball Pot decreased from 80 to 75
Curveball increased from 60 to 65
2027-04-12
Stuff Potential decreased from 80 to 75
Stuff decreased from 70 to 60
Stuff vs R decreased from 70 to 60
Stuff vs L decreased from 70 to 60
Role changed from RP to SP
2027-04-01
Stealing decreased from 25 to 20
Stuff Potential increased from 75 to 80
Stuff increased from 60 to 70
Stuff vs R increased from 60 to 70
Stuff vs L increased from 60 to 70
Role changed from SP to RP
Weight decreased from 211 to 210
2026-10-25
Weight increased from 210 to 211
2026-08-24
Weight increased from 209 to 210
2026-08-10
Weight decreased from 210 to 209
2026-07-20
Gap Potential decreased from 35 to 30
Movement Potential increased from 30 to 35
Movement increased from 25 to 30
Movement vs R increased from 25 to 30
GB% decreased from 44% to 41%
Changeup Pot increased from 75 to 80
2026-06-22
Weight decreased from 211 to 210
2026-04-03
Weight decreased from 212 to 211
2026-03-13
Stuff Potential decreased from 80 to 75
Stuff decreased from 70 to 60
Stuff vs R decreased from 70 to 60
Stuff vs L decreased from 70 to 60
Curveball increased from 55 to 60
Role changed from RP to SP
Weight increased from 211 to 212
2025-12-04
Eye Potential decreased from 35 to 30
Stuff Potential increased from 55 to 80
Stuff increased from 40 to 70
Stuff vs R increased from 40 to 70
Stuff vs L increased from 40 to 70
Movement increased from 20 to 25
Movement vs R increased from 20 to 25
Movement vs L increased from 20 to 30
Control increased from 30 to 35
Control vs R increased from 30 to 35
Control vs L increased from 30 to 35
Velocity increased from 92-94 mph to 96-98 mph
GB% decreased from 46% to 44%
Fastball Pot increased from 60 to 70
Fastball increased from 55 to 70
Curveball Pot increased from 70 to 80
Curveball increased from 45 to 55
Changeup Pot increased from 40 to 75
Changeup increased from 25 to 75
2025-11-14
Movement Potential decreased from 35 to 30
2025-08-25
Weight decreased from 212 to 211
2025-05-19
Gap Potential increased from 30 to 35
2025-04-04
Gap Potential decreased from 35 to 30
Weight decreased from 213 to 212
2025-03-21
Weight decreased from 214 to 213
2025-02-26
Power increased from 20 to 25
Power vs R increased from 20 to 25
Power vs L increased from 20 to 25
Stuff Potential decreased from 60 to 55
Stuff increased from 35 to 40
Stuff vs R increased from 35 to 40
Stuff vs L increased from 35 to 40
Velocity increased from 91-93 mph to 92-94 mph
Fastball increased from 50 to 55
2024-11-14
Power decreased from 25 to 20
Power vs R decreased from 25 to 20
Power vs L decreased from 25 to 20
2024-08-19
Weight increased from 213 to 214
2024-07-22
Weight decreased from 214 to 213
2024-07-01
Weight decreased from 215 to 214
2024-05-27
Weight decreased from 216 to 215
2024-03-08
Stuff Potential increased from 55 to 60
Stuff increased from 30 to 35
Stuff vs R increased from 30 to 35
Stuff vs L increased from 30 to 35
Control increased from 25 to 30
Control vs R increased from 25 to 30
Control vs L increased from 25 to 30
Stamina increased from 45 to 50
Fastball Pot decreased from 65 to 60
Curveball Pot decreased from 75 to 70
Changeup Pot decreased from 45 to 40
Role changed from SP to RP
Weight decreased from 217 to 216
2023-11-11
Gap Potential increased from 30 to 35
Movement Potential increased from 30 to 35
2023-09-25
Weight decreased from 218 to 217
2023-07-24
Weight decreased from 219 to 218
2023-06-05
Weight increased from 218 to 219
2023-05-22
Movement Potential decreased from 35 to 30
2023-03-16
Baserunning increased from 30 to 35
2023-03-05
Gap Potential decreased from 35 to 30
Eye decreased from 30 to 25
Eye vs R decreased from 30 to 25
Eye vs L decreased from 30 to 25
Baserunning decreased from 35 to 30
Control decreased from 30 to 25
Control vs R decreased from 30 to 25
Control vs L decreased from 30 to 25