Keyner Martinez highlights

This browser does not support the video element. MLB Logo icon

Keyner Martinez records 5th K in scoreless outing

This browser does not support the video element. Giants prospect Keyner Martinez registers his fifth strikeout in a scoreless outing for Single-A San Jose August 17, 2025

Keyner Martinez's first K for Single-A San Jose

This browser does not support the video element. Giants prospect Keyner Martinez notches his first strikeout for Single-A San Jose August 3, 2025