Lionel Messi

Messi progressed through the ranks and was given his first appearance in the 2004/2005 season

He become the youngest player to score on that league (Spanish League)

In 2006, he was part of the double winning team which won both La Liga (Spanish League) and Champions League

in 2007, when he was 20 of age, Messi become the first choice striker and scored 14 league goals in 26 league games

in 2009-2010, Messi then scored 47 goals in all competitions, equals Ronaldo's record.