Arsenal have sold some remarkable footballers over the years. The Gunners are back to being one of European football’s powerhouses at the moment, but, for a long time, Arsenal’s star players were cherry-picked by other clubs. The likes of Samir Nasri, Bacary Sagna, Emmanuel Adebayor Robin van Persie, Gael Clichy and Kolo Toure all left within a few years of one another in the late 2000s and early 2010s. However, perhaps the most painful departure around that time was Cesc Fabregas. The Spaniard was Arsenal’s club captain and star player, but, sadly, he had his heart set on a move to Barcelona,…