@PotterLiem -
Hand Speed (max)
CLASS OF 2028
SS
RHP
Liem
Potter
Carrollton (HS) • MO
6' 2" • 170LBS
R/R • 16yr 1mo
Travel Team: Team KC
6' 2" • 170LBS
R/R • 16yr 1mo
Travel Team: Team KC
Rankings
2028 National
Rankings available to Premium Subscriber
2028 State
Rankings available to Premium Subscriber
Commitment
UNCOMMITTED
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Best Of Stats
-
Bat Speed (max)
-
Rot. Acc (max)
13
Hard Hit %
6/09/26
90.8
Exit Velocity (max)
6/09/26
75.9
Exit Velocity (avg)
6/09/26
336
Distance (max)
6/09/26
25
Sweet Spot %
6/09/26
7.38
60-yd
6/09/26
-
30-yd
-
10-yd
-
Run speed (max)
85
INF Velo
6/09/26
-
OF Velo
-
C Velo
-
Pop Time
Fastball
85.4
Velocity (max)
6/09/26
83.6 - 85.1
Velo Range
6/09/26
2060
Spin Rate (avg)
6/09/26
Changeup
75 - 78
Velo Range
6/09/26
831
Spin Rate (avg)
6/09/26
Slider
69 - 73
Velo Range
6/09/26
2274
Spin Rate (avg)
6/09/26
Positional Tools
2026
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60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.38
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
85.0
Power / Speed Score
A simple calculation that divides the athlete’s Exit Velocity Max by the athlete’s 60 Yard Dash time for the given event year. For example, 98 MPH / 7.00s = 14.00.
12.3
Hitting
2026
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
90.8
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
75.9
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
336
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
193
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
40.5334
Hard Hit %
Percentage of batted balls with exit velocities over 95 MPH in the given event year.
Sweet Spot %
Percentage of batted balls in the given event year with a launch angle between 8° and 32°.
Line Drive %
Percentage of batted balls with launch angles between 10 and 25 degrees in the given event year.
Fly Ball %
Percentage of batted balls with launch angles between 25 and 50 degrees in the given event year.
Ground Ball %
Percentage of batted balls with launch angles below 10 degrees in the given event year.
Team KC Scout Day
Jun 9, 2026
Trackman - Hitting
90.8
Exit Velocity (max)
75.9
Exit Velocity (avg)
193
Distance (avg)
336
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
Pitching
2026
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
85.4
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
84.3
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).
2060
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.
24.4
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).
76.2
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).
831
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).
70.9
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).
2274
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).
Team KC Scout Day
Jun 9, 2026
Trackman - Fastball
85.4
Velocity (max)
83.6 - 85.1
Velo Range
82.8
Eff Velocity (avg)
2,142
Spin Rate (max)
2,060
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
74.6
Velocity (max)
68.8 - 73.0
Velo Range
68.7
Eff Velocity (avg)
2,464
Spin Rate (max)
2,274
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
77.8
Velocity (max)
75.3 - 77.6
Velo Range
74.7
Eff Velocity (avg)
856
Spin Rate (max)
831
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Pitch Scores
Pitching Velos
2026
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
85.0
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
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
76.5
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
71.0
Game Performance
Vizual Edge
Pitch Ai
Notes
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