Write-up by Ian David Worthington Tonight the World’s ‘best’ group , Barcelona, travel to the Emirates Stadium in London to take on the young brilliance of Arsenal. On show will be some of the planet’s finest gamers in Villa, Xavi, Iniesta, Pique, Alves, Valdes, Bojan, Mascherano, Van Persie, Fabregas, Arshavin, Nasri, Walcott and, of course, …