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Pitch trajectory and Statcast data: Baseball Savant. Player metadata, schedule, and headshots: MLB Stats API and mlbstatic.com.

William Kempner strikeouts in 2026 · PitchTracker

Outcome

Swinging strike
Called strike
Ball
Foul
In play

All strikeouts in 2026

Pitcher

William Kempner MLB Statcast data

RHP · MIA · debut 2026

Miami Marlins

Season

Arsenal

Four-Seam96.0 mph64% (9)
Cutter85.3 mph14% (2)
Sweeper81.2 mph14% (2)
Sinker93.3 mph7% (1)

Pitch type

Outcome

At-bat result

Batter side

Game

All strikeouts in 2026

Rendering 14 pitches