ARLINGTON, TEXAS - OCTOBER 25: Blake Treinen of the Dodgers celebrates after striking out Adames for the last out of the Rays in Game Five of the 2020 MLB World Series on October 25, 2020. (Photo by Rob Carr/Getty Images)
The 32-year-old veteran reliever Blake Treinen would help the Mariners be contenders in 2021
Mariners General Manager Jerry Dipoto thinks the team can be competitors in 2021 and plans to add three to four relief pitchers in the offseason. Blake Treinen of the Dodgers will be a free agent at the end of the season and would be an ideal bullpen pitcher for the Mariners.