01/16/2015 - Under Armour All-America Pre-Season Tournament Vanderzwet showed only as a RHP at the event. Arm action is quick, loose and works well to the plate as he hides the ball well. Fastball showed a range of 79-83 mph with sinking action. Off speed pitches show potential as being quality pitches that will get outs at the next level. He shows off his athletic abilities as he fields his position well and shows a promising future on the mound.