(Seattle, WA) -- Seattle Mariners outfielder Michael Saunders is headed to Toronto. The Mariners have traded Saunders to the Blue Jays for veteran left-handed pitcher J.A. Happ. In six major-league seasons with Seattle, Saunders batted .231 with a .301 on-base percentage and a .384 slugging percentage. Last season, Happ had an 11-and-11 record with Toronto, with an ERA of 4.22.