Scouting Report: Gabe Speier
Seattle Mariners | RP
Overall
Summary
Gabe Speier, 31-year-old left-handed pitcher for the Seattle Mariners, has been on the 15-day injured list since May 4, 2026, with left shoulder inflammation. He is currently on a rehab assignment with High-A Everett AquaSox as of May 20, 2026. Speier is a veteran reliever who debuted with the Kansas City Royals in 2019 and has been a consistent bullpen arm for the Mariners over the past four seasons. He earned a spot on the 2026 Team USA World Baseball Classic roster, indicating his value as a reliable relief pitcher. The Mariners are taking a cautious approach to his recovery, having him pitch in rehab games before returning to MLB action.
Strengths
- Veteran reliever with 7+ years MLB experience
- Consistent and reliable bullpen arm for Mariners over 4 seasons
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