@Brett_liezert 90.8
Velocity (max)
7/23/25
CLASS OF 2027
RHP
OF
Brett
Liezert
Olathe East (HS) • KS
6' 0" • 198LBS
R/R • 16yr 5mo
Travel Team: Mac N Seitz 16U Black
6' 0" • 198LBS
R/R • 16yr 5mo
Travel Team: Mac N Seitz 16U Black
Rankings
2027 National
Rankings available to Premium Subscriber
2027 State
Rankings available to Premium Subscriber
Commitment
UNCOMMITTED
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Best Of Stats
Fastball
88.5 - 90.3
Velo Range
7/23/25
2189
Spin Rate (avg)
2/11/24
Changeup
81.1 - 83
Velo Range
7/23/25
2033
Spin Rate (avg)
2/11/24
Curveball
75 - 78
Velo Range
9/19/25
-
Spin Rate (avg)
Slider
77 - 79
Velo Range
2/11/24
2472
Spin Rate (avg)
10/29/23
7.43
60-yd
8/03/24
4.17
30-yd
8/03/24
1.82
10-yd
8/03/24
18.8
Run speed (max)
8/03/24
Positional Tools
Hitting
Hitting
Pitching
2025
2024
2023
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Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
90.8
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
89.4
Fastball
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
2128
Fastball
Spin Score Avg
The average Bauer Units value of all fastballs in the given event year. Bauer Units are calculated for each pitch by dividing Spin Rate by Velocity.
23.8
Fastball
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
82.0
Changeup
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
1130
Changeup
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
77.3
Slider
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
2336
Slider
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
89.1
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
86.0
Fastball
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
1990
Fastball
Spin Score Avg
The average Bauer Units value of all fastballs in the given event year. Bauer Units are calculated for each pitch by dividing Spin Rate by Velocity.
23.1
Fastball
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
79.9
Changeup
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
1734
Changeup
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
74.5
Slider
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
2169
Slider
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
86.6
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
84.5
Fastball
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
2174
Fastball
Spin Score Avg
The average Bauer Units value of all fastballs in the given event year. Bauer Units are calculated for each pitch by dividing Spin Rate by Velocity.
25.7
Fastball
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
78.0
Changeup
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
1723
Changeup
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
69.8
Slider
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
2472
Slider
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Sinker
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
80.8
Sinker
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
1977
Sinker
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Future Games (Class of 2027)
Jul 23, 2025
Trackman - Fastball
90.8
Velocity (max)
88.5 - 90.3
Velo Range
86.9
Eff Velocity (avg)
2,326
Spin Rate (max)
2,128
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Slider
79.1
Velocity (max)
76.3 - 78.4
Velo Range
74.9
Eff Velocity (avg)
2,482
Spin Rate (max)
2,336
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - ChangeUp
83.9
Velocity (max)
81.1 - 83.0
Velo Range
80.4
Eff Velocity (avg)
1,268
Spin Rate (max)
1,130
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Central Region Super Sophomore Games (Invite-Only)
Aug 3, 2024
Trackman - Fastball
88.1
Velocity (max)
84.0 - 87.1
Velo Range
81.7
Eff Velocity (avg)
2,195
Spin Rate (max)
1,931
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Slider
76.0
Velocity (max)
72.9 - 75.1
Velo Range
70.3
Eff Velocity (avg)
2,329
Spin Rate (max)
2,166
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - ChangeUp
83.6
Velocity (max)
79.0 - 82.0
Velo Range
77.7
Eff Velocity (avg)
1,758
Spin Rate (max)
1,605
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
MOKAN Preseason All-State (Invite-Only)
Feb 11, 2024
Trackman - Fastball
89.1
Velocity (max)
86.2 - 88.9
Velo Range
85.4
Eff Velocity (avg)
2,280
Spin Rate (max)
2,189
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Slider
79.0
Velocity (max)
76.6 - 78.8
Velo Range
74.2
Eff Velocity (avg)
2,409
Spin Rate (max)
2,187
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Trackman - ChangeUp
80.4
Velocity (max)
76.1 - 80.4
Velo Range
76.0
Eff Velocity (avg)
2,396
Spin Rate (max)
2,033
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Mac N Seitz Scout Day
Oct 29, 2023
Trackman - Fastball
86.6
Velocity (max)
82.8 - 86.1
Velo Range
81.9
Eff Velocity (avg)
2,277
Spin Rate (max)
2,174
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Slider
70.6
Velocity (max)
69.2 - 70.4
Velo Range
67.3
Eff Velocity (avg)
2,584
Spin Rate (max)
2,472
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - ChangeUp
78.0
Velocity (max)
76.7
Eff Velocity (avg)
1,723
Spin Rate (max)
1,723
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Trackman - Sinker
80.8
Velocity (max)
78.7
Eff Velocity (avg)
1,977
Spin Rate (max)
1,977
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Pitch Scores
2024
2023
Fastball
Hop+
A fastball with hop has a flat approach angle and visually jumps through the zone. When thrown up in the zone, it is more likely to generate a higher swing and miss average. Hop+ of 100 is MLB average.
Fastball
Sink+
A fastball with sink has low backspin and drops through the strike zone. When thrown down in the zone, it is more likely to generate a higher ground ball percentage and lower launch angle. Sink+ of 100 is MLB average.
Fastball
Rise+
A fastball with rise has a high percentage of backspin. When thrown up in the zone, it is more likely to generate a higher fly ball percentage. Rise+ of 100 is MLB average
Fastball
Hop+
A fastball with hop has a flat approach angle and visually jumps through the zone. When thrown up in the zone, it is more likely to generate a higher swing and miss average. Hop+ of 100 is MLB average.
Fastball
Sink+
A fastball with sink has low backspin and drops through the strike zone. When thrown down in the zone, it is more likely to generate a higher ground ball percentage and lower launch angle. Sink+ of 100 is MLB average.
Fastball
Rise+
A fastball with rise has a high percentage of backspin. When thrown up in the zone, it is more likely to generate a higher fly ball percentage. Rise+ of 100 is MLB average
Slider
Hammer+
A hammer breaking ball drops vertically with velocity through the zone, or 12-to-6 movement. Hammer+ of 100 is MLB average.
Slider
Sweep+
A sweeping breaking ball moves horizontally with velocity through the zone. Sweep+ of 100 is MLB average.
Pitching Velos
2025
2024
2023
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
90.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
87.2
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
76.5
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
80.2
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
75.0
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
89.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
85.8
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
72.5
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
78.2
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
78.0
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
87.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
84.5
Game Performance
2024
2023
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.82
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.17
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.43
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
RSi
The reactive strength index measurement of an athlete's explosiveness by comparing their jump height to the ground contact time in between their jumps. On a scale of 0-5.
Vertical Jump
A measure of any athlete's body strength and reach calculated from the flight time divided by the contact time.
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
4.31
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
10.66
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
Central Region Super Sophomore Games (Invite-Only)
Aug 3, 2024
Swift
1.82
10-yd
4.17
30-yd
7.43
60-yd
18.8
Run speed (max)
1.39
RSI (max)
21.9
Jump Height (max)
Vizual Edge
Pitch Ai
Notes
News
- 2025 Kansas Summer Rewind: Max Fastball Velocity - Oct 14, 2025
- Kansas Uncommitted Spotlight: 2027 Pitchers - Sep 15, 2025
- Kansas Summer Rankings Update: Class of 2027 - Sep 12, 2025
- 2025 Team Kansas Future Games Preview - Jul 18, 2025
- 2025 KSHSAA Scout Blog: Week 5 - Apr 30, 2025
- Kansas Class of 2027 Rankings Update: Winter Edition - Apr 15, 2025
- 2025 KSHSAA Team Preview: Olathe East Hawks - Feb 17, 2025
- Prep Baseball Kansas Top 20 Most Viewed Profiles of 2024 - Dec 31, 2024
- Kansas Class of 2027 Rankings Update: Fall Edition - Dec 12, 2024
- Kansas Class of 2027 Rankings Update - Sep 11, 2024
- Team Kansas Super Sophomore Games Preview - Aug 2, 2024
- Kansas Rankings Update: Class of 2027 - May 3, 2024
- MOKAN Preseason All-State: Quick Hits - Feb 19, 2024
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Physical
2024
Grip Strgth (LH)
Grip strength is a measure of a players bat control and ability to transfer power and speed during impact, measured in pounds of force generated; collected with elbow bent at 90 degrees.
Grip Strgth (RH)
Grip strength is a measure of a players bat control and ability to transfer power and speed during impact, measured in pounds of force generated; collected with elbow bent at 90 degrees.
Brett Liezert, Olathe East (KS), 2027
Positional Profile: RHP/1B The top arm in Kansas' 2027 class.
Body: 5.11-11, 203-pounds. Strong, mature, physical build.
Delivery: Simple rocker windup, controls the tempo. Stacks well at balance point. Drop/drive delivery type. Lands closed. Shoulders stay level.
Arm Action: RH. Clean, smooth arm action. 3/4 slot. Arm accelerates out front, ball jumps out of hand.
FB: T89, 86-89 mph. Flashed heavy arm side run. Plays with ride at the top of the zone. T2280, 2189 average rpm.
SL: 77-79 mph. Tight horizontal break. Keeps fastball arm speed. T2409, 2187 average rpm.
CH: 76-80 mph. Flashed feel for the zone. T2396, 2033 average rpm.