For his career, the 32-year-old has a 4.05 ERA in 251 1/3 innings with a 4.00 strikeout-to-walk ratio. He also had a four-year stretch in Minnesota in which he didn't register an ERA above four.
His addition to the 40-man roster was offset by Hyun-Jin Ryu's placement on the 60-day disabled list, a clerical move while the southpaw rehabs a shoulder injury.
Jack Baer is a reporter for MLB.com based in Los Angeles. This story was not subject to the approval of Major League Baseball or its clubs.