82.5
Velocity (max)
9/24/24
CLASS OF 2023
LHP
1B
Grant
Marshall
Rock Valley JC
Normal University (HS) • IL
6' 0" • 205LBS
R/L • 19yr 4mo
Travel Team: Go Pro
Normal University (HS) • IL
6' 0" • 205LBS
R/L • 19yr 4mo
Travel Team: Go Pro
Rankings
2023 National
Rankings available to Premium Subscriber
2023 State
Rankings available to Premium Subscriber
Commitment
Best Of Stats
Fastball
81.1 - 82.3
Velo Range
9/24/24
2083
Spin Rate (avg)
9/24/24
Changeup
76 - 78
Velo Range
9/24/24
1937
Spin Rate (avg)
9/24/24
Curveball
65.3 - 67.1
Velo Range
10/03/23
1939
Spin Rate (avg)
10/03/23
Slider
70.4 - 72.2
Velo Range
9/24/24
2043
Spin Rate (avg)
9/24/24
93.1
Exit Velocity (max)
10/03/23
86.5
Exit Velocity (avg)
10/03/23
292
Distance (max)
8/09/20
50
Sweet Spot %
10/03/23
23.5
Hand Speed (max)
10/03/23
72.7
Bat Speed (max)
10/03/23
18.1
Rot. Acc (max)
10/03/23
10
Hard Hit %
10/03/23
7.91
60
10/03/23
4.4
30-yd
10/03/23
1.95
10-yd
10/03/23
17.5
Run speed (max)
10/03/23
67
INF Velo
8/09/20
-
OF Velo
-
C Velo
-
Pop Time
Positional Tools
2023
2020
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60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
7.91
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.
11.8
60 Yard Dash
The athlete's fastest 60-yard dash time in the given event year. Measured in seconds (s)
8.07
Infield Velocity
The athlete's maximum throwing velocity from an infield position in the given event year. Measured in miles per hour (MPH).
67.0
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.
10.9
Hitting
2023
2020
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
93.1
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
86.5
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
233
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
152
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
9.4
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.
Exit Velocity Max
The highest exit velocity of any batted ball in the given event year. Measured in miles per hour (MPH).
87.7
Exit Velocity Avg
Average exit velocity of all batted balls in the given event year. Measured in miles per hour (MPH).
80.2
Distance Max
The highest flight distance of any batted ball in the given event year. Measured in feet (ft).
292
Distance Avg
Average flight distance of all batted balls in the given event year. Measured in feet (ft).
148
Launch Angle Avg
Average launch angle of all batted balls in the given event year. Measured in degrees.
13.9
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.
PBR IL: Rock Valley JC Scout Day
Oct 3, 2023
Trackman - Hitting
93.1
Exit Velocity (max)
86.5
Exit Velocity (avg)
152
Distance (avg)
233
Distance (max)
Hard Hit %
Sweet Spot %
Line Drive %
Ground Ball %
GPA Games
Aug 9, 2020
Trackman - Hitting
87.7
Exit Velocity (max)
80.2
Exit Velocity (avg)
148
Distance (avg)
292
Distance (max)
Sweet Spot %
Line Drive %
Fly Ball %
Ground Ball %
Hitting
2023
2020
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
23.5
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
21.9
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
72.7
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
71.2
Rotational Acceleration Max
The highest Rotational Acceleration of any swing in the given event year.
Rotational Acceleration Avg
The average Rotational Acceleration for all swings in the given event year.
On-Plane Efficiency Max
The highest On-Plane Efficiency of any swing in the given event year.
On-Plane Efficiency Avg
The average On-Plane Efficiency for all swings in the given event year.
Hand Speed Max
The highest Peak Hand Speed of any swing in the given event year.
21.9
Hand Speed Avg
The average Peak Hand Speed for all swings in the given event year.
21.0
Bat Speed Max
The highest Bat Speed of any swing in the given event year.
66.2
Bat Speed Avg
The average Bat Speed for all swings in the given event year.
63.4
Rotational Acceleration Max
The highest Rotational Acceleration of any swing in the given event year.
Rotational Acceleration Avg
The average Rotational Acceleration for all swings in the given event year.
On-Plane Efficiency Max
The highest On-Plane Efficiency of any swing in the given event year.
On-Plane Efficiency Avg
The average On-Plane Efficiency for all swings in the given event year.
PBR IL: Rock Valley JC Scout Day
Oct 3, 2023
Blast - Hitting
23.5
Hand Speed (max)
21.9
Hand Speed (avg)
72.7
Bat Speed (max)
71.2
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
GPA Games
Aug 9, 2020
Blast - Hitting
21.9
Hand Speed (max)
21.0
Hand Speed (avg)
66.2
Bat Speed (max)
63.4
Bat Speed (avg)
Rot. Acc (max)
Rot. Acc (avg)
On Plane Eff (avg)
MaxOnPlaneEfficiency
Pitching
2024
2023
2020
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
82.5
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
81.7
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).
2083
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.
25.5
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).
76.9
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).
1937
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).
71.2
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).
2043
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).
78.9
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
78.3
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).
1978
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.
25.3
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).
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
66.2
Curveball
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).
1939
Curveball
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).
71.7
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).
1876
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).
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
74.8
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
73.3
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).
2000
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.
27.3
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).
64.8
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).
1789
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).
66.5
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).
1945
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).
PBR IL: Rock Valley JC Scout Day
Sep 24, 2024
Trackman - Fastball
82.5
Velocity (max)
81.1 - 82.3
Velo Range
80.8
Eff Velocity (avg)
2,126
Spin Rate (max)
2,083
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
72.5
Velocity (max)
70.4 - 72.2
Velo Range
69.1
Eff Velocity (avg)
2,093
Spin Rate (max)
2,043
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
77.6
Velocity (max)
76.2 - 77.6
Velo Range
75.7
Eff Velocity (avg)
2,069
Spin Rate (max)
1,937
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
PBR IL: Rock Valley JC Scout Day
Oct 3, 2023
Trackman - Fastball
78.9
Velocity (max)
77.8 - 78.8
Velo Range
76.5
Eff Velocity (avg)
2,018
Spin Rate (max)
1,978
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Curveball
67.5
Velocity (max)
65.3 - 67.1
Velo Range
63.6
Eff Velocity (avg)
1,951
Spin Rate (max)
1,939
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
73.5
Velocity (max)
70.6 - 72.8
Velo Range
70.0
Eff Velocity (avg)
1,925
Spin Rate (max)
1,876
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
GPA Games
Aug 9, 2020
Trackman - Fastball
74.8
Velocity (max)
72.2 - 74.3
Velo Range
71.5
Eff Velocity (avg)
2,077
Spin Rate (max)
2,000
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Trackman - Slider
66.7
Velocity (max)
66.3 - 66.6
Velo Range
63.9
Eff Velocity (avg)
2,052
Spin Rate (max)
1,945
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Trackman - ChangeUp
65.6
Velocity (max)
63.8 - 65.6
Velo Range
62.9
Eff Velocity (avg)
1,811
Spin Rate (max)
1,789
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Pitch Scores
2023
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
Curveball
Hammer+
A hammer breaking ball drops vertically with velocity through the zone, or 12-to-6 movement. Hammer+ of 100 is MLB average.
Curveball
Sweep+
A sweeping breaking ball moves horizontally with velocity through the zone. Sweep+ 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
2023
2020
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
79.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
78.5
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
66.0
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
72.0
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
75.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
73.0
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
64.5
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
66.0
Game Performance
2023
10 Yard Dash
The athlete's fastest 0-10-yard split time in the given event year. Measured in seconds.
1.95
30 Yard Dash
The athlete's fastest 0-30-yard split time in the given event year. Measured in seconds.
4.40
60 Yard Dash
The athlete's fastest 0-60-yard time in the given event year. Measured in seconds.
7.91
Top Speed (MPH)
The athlete's fastest split time converted to miles per hour.
Visual Edge
Pitch Ai
Notes
News
Comments
Draft Reports
Contact
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Rock Valley JC commit. Marshall went 8-for-14 (.571) with six RBIs. On the season he is hitting .535.
Week 2: Marshall was mentioned within our Week 2 Diamond Notes after going 10-for-18 (.556) with two doubles and eight RBIs on the week.
Rock Valley commit. Marshall went 4-for-5 with two doubles, four RBIs, and a steal. On the season so far, he is hitting 10-for-18 (.556 avg.) with two doubles and eight RBIs. He has also pitched three innings on the mound without giving up a run.
Positional Profile: LHP/1B
Body: 6-0, 190-pounds. Strong lower half.
Delivery: Some deception from a slight drop/drive type delivery, strong front side until footstrike, lands closed to target, repeats well.
Arm Action: LH. Long arm path works from a high 3/4 arm slot.
FB: T75, 72-74 mph. Four-seam type, plays straight. Challenges hitters, strikes.
SL: 65-66 mph. Slurvy type pitch with sweep, works down in the zone; strikes.
CH: 63-65 mph. Decelerates arm action, flashed occasional downward action.
Hit: RH. Tall stance, open base, slight bat wrap, short stride. Long bat path, middle-in approach, line drive contact at times.
Power: 87 mph exit velocity from the tee.
Arm: LH. INF - 67 mph. Short arm path works from a high 3/4 slot.
Defense: Comfortable fielding position, steady hands, clean transfer, some footwork feel around the bag.
Run: 8.07 runner in the 60.