Jackson Kowar

Seattle Mariners Roster Moves 8/19/25
- Dacota Haynes
- August 19, 2025
The Seattle Mariners made a flurry of roster moves ahead of tonight’s game against the Philadelphia Phillies.
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Atlanta Braves Claim a RHP off Waivers
- Dacota Haynes
- November 29, 2023
The Atlanta Braves have made a claim off waivers from the Seattle Mariners
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