Prep Baseball Report

Washington Uncommitted Spotlight - '27 INF/RHP Tyce Mavin


Dylan Grenz
Assistant Scouting Director

As we move through the summer showcase season, Prep Baseball Washington features an Uncommitted Spotlight, where we highlight standout performers that attended a Prep Baseball ID event this year. Uncommitted spotlights are meant to showcase players that Prep Baseball Scouts felt showed standout tools, large improvements in overall game, or potential upside moving forward. College coaches and recruiters should be sure to keep an eye on these prospects in the coming months.

This week, we spotlight '27 INF/RHP Tyce Mavin. The rising senior from Puyallup High School was most recently seen at the Pacific Northwest Preseason ID in Centralia this winter.

A medium-framed righty glove and lefty stick, Mavin's showcase was highlighted by mid-90's exit velocities and a fastball north of 84 MPH on the mound. Below is a complete player profile breakdown. 


Scouting Report

2/17/26

Tyce Mavin, Puyallup (WA), 2027
Positional Profile: SS/RHP
Body: 5-8, 164-pounds.
Delivery: Works from the full wind up with feet closer than shoulder width apart, toes are pointed down the third base line and square with hands set at the letters. Relaxed repeatable mechanics as feet work into the windup, Front leg lifts high as hands lift slightly, with hips coiling slightly before reopening as front foot extends down the mound landing with a bent knee. Eyes stay locked on target through windup and release. Trail leg recoils over front foot with deceleration after release.
Arm Action: RH. Hands tap the glove once before breaking downwards into a short arm swing up to a 3/4 arm release.
FB: T84, 81-84 mph. T2329, 2265 average rpm.
SL: 71-72 mph. T2096, 2084 average rpm.
CH: 73-76 mph. T2021, 1847 average rpm.
ATH: 7.29 runner in the 60. 1.68 and 3.99 in the 10 and 30 yard splits. 20.60 max vertical.

2/17/26

Tyce Mavin, Puyallup (WA), 2027
Positional Profile: SS/RHP
Body: 5-8, 164-pounds.
Hit: LHH. Hands start preloaded set your high with hands stacked over rear foot and bat hovering horizontally over shoulder, with a closed front shoulder. In the lower half feet are more than shoulder width apart, front foot is open with a inch of daylight in between front heel and the ground, and weight is shifted back over a bent rear leg. Hands stay high with a wag in the back, front foot lifts into load with hips moving more over the rear leg. Hips coil and the load slightly as hands load high, front foot then extends into stride, with hips flipping open upon landing. hands work tight to body through the zone with uphill contact on the ball, hips stay back through the swing finishing with a controlled two-handed follow-through. 65.9 mph bat speed with 18 G's of rotational acceleration.
Power: 97 max exit velocity, averaged 88.1 mph. 370' max distance.
Arm: RH. INF-79 mph. Hands gather the ball above the belt before hands break downwards with throwing arm swinging back behind the back up to a 3/4 arm release.
Defense: On prep step feet are more than shoulder width apart and bent at the knees and waist in a lower stance with glove hand shown early. Jumps into ready stance before staying low while on approach to the ball. Works body position well around the ball to carry momentum after fielding to target
ATH: 7.29 runner in the 60. 1.68 and 3.99 in the 10 and 30 yard splits. 20.60 max vertical.
Vizual Edge: 74 Edge Score


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