Seattle Mariners Executive Vice President & General Manager of Baseball Operations Jerry Dipoto announced today that the Mariners have acquired international slot money from Chicago-AL in exchange for right-handed pitcher Thyago Vieira.
Seattle’s Major League, 40-man roster is now at 35.
Vieira, 24, appeared in 1 game with Seattle in 2017. He made his Major League debut with the Mariners on August 14 vs. Baltimore, striking out 1 in 1.0 scoreless inning. The 6-foot-2, 210-pound right-hander began the season with AA Arkansas, where he went 2–3 with 2 saves and a 3.72 ERA (15 ER, 36.