They missed the playoffs in 2011 and 2013 , but they won the World Series in 2010 and 2012 .
They have n't lost a playoff series in their last two postseasons .
They missed the playoffs in 2011 and 2013 , but they won the World Series in 2010 and 2012 , meaning they have n't lost a playoff series in their last two postseasons .