Gabriel James Speier (born April 12, 1995) is an American professional baseball pitcher for the Seattle Mariners of Major League Baseball (MLB). He made his MLB debut in 2019 with the Kansas City Royals.
Gabriel James Speier (born April 12, 1995) is an American professional baseball pitcher for the Seattle Mariners of Major League Baseball (MLB). He made his MLB debut in 2019 with the Kansas City Royals. (en)