The quarter-finals of the CONCACAF Champions League kick off this week with four clubs from Mexico keen to keep up the country's recent dominance against opposition from USA, Costa Rica and Honduras.
New MLS clubs Portland Timbers and Vancouver Whitecaps have began building their squads with the former picking up USA internationals Jonathan Bornstein and Robbie Findley.
After a 2-1 second-leg victory against Columbus Crew, Colorado Rapids needed a penalty shootout to reach the Eastern Conference final, while FC Dallas beat Real Salt Lake 3-2 on aggregate to book their place in the Western Conference final.
Real Salt Lake shared two goals with Kansas City Wizards, while Colorado Rapids, New England Revolution and Toronto FC emerged victorious.
As the opening round unfolds in Argentina and Australia, and the top two square off in Japan and Korea Republic, intriguing matches will take place in Brazil, Mexico and the USA.
Fabian Espindola scored twice as Major League Soccer champions Real Salt Lake thrashed the New England Revolution 5-0 at the Rio Tinto Stadium.