Mariners pitcher Logan Gilbert adds new pitch to repertoire
Mariners preseason prospect overview
Logan Gilbert's New Pitch Is Incredible - Arsenal Breakdown
Has stuff, can play: Logan Gilbert changing things up at Mariners' Tacoma camp - The Athletic
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Logan Gilbert takes tough loss to Guardians
Does Seattle Mariners prospect Logan Gilbert still have a shot at the AL ROY?
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Mariners Notebook: Gilbert shines; updates on dings and dents - Seattle Sports
George Kirby, other Mariners starters working on new pitches this spring
The Mariners' Rotation Is Carrying Them Through Their Hot Streak