in 2013, mls introduced new york city fc as the league's 20th team, and orlando city soccer club as the league's 21st team, both to begin playing in 2015. beginning in summer of 2013 and continuing in the run up to the 2014 world cup, mls began signing u.s. stars based in europe, including clint dempsey and maurice edu from the english premier league, and michael bradley from italy's serie a who joined england international striker jermain defoe in toronto.