 On December 10, in a three-team trade, Zduriencik sent former All-Star closer J. J. Putz, outfielder Jeremy Reed and pitcher Sean Green to the New York Mets and prospect Luis Valbuena to the Cleveland Indians, in exchange for a combined seven players from both teams, most notably the Indians' Franklin Gutiérrez and the Mets' Endy Chávez.On July 10, the Mariners sent shortstop Yuniesky Betancourt to the Kansas City Royals in exchange for two minor-league pitchers.The Mariners made numerous additions in free agency, adding over 17 players to the team.