Lionel Messi is one of the two best players in the world, having won the Ballon d'Or for four consecutive years (2009-2012). With Barcelona he has won six La Liga titles (2004-05, 2005-06, 2008-09, 2009-10, 2010-11, 2012-13) and three Champions League titles (2005-06, 2008-09, 2010-11).
ARGENTINIAN NATIONAL TEAM
Messi has not had quite as much success on the international level that he has had with Barcelona. However, he did score 10 goals during this cycle of World Cup qualifying and has over 35 international goals over the course of his career.
Messi is already has the second most goals in La Liga history despite being just 26 (turning 27 on June 24th). He has scored the most goals ever for a club in a season and over the course of an entire year. He is Barcelona's all-time leading goalscorer in official competitions with over 350.