On this day eight years ago, the football landscape shifted. Manchester United’s failure to resist the overtures of a team Sir Alex Ferguson once said he wouldn’t sell a virus to heralded the beginning of Cristiano Ronaldo’s reign as Real Madrid’s greatest ever Galactico. Three Champions Leagues, two Liga titles and a trio of Ballon d’Or trophies followed as Real and Barca traded blows in a decade of dominance for Spain’s big two.