"2012 MLS Cup" redirects here. For details on the tournament, see 2012 MLS Cup Playoffs.MLS Cup 2012, the 17th edition of Major League Soccer's championship match, was a rematch between the Houston Dynamo and the Los Angeles Galaxy to decide the champion of the 2012 season. The match was played at the Home Depot Center in Carson, California on December 1, 2012.