Gabriel Martinelli was extraordinary. Fifteen Premier League goals, relentless energy, a constant threat in behind. Just one Premier League goal last season and the Gunners are now very open to a sale, with links to Roma and Galatasaray bubbling. Discuss: What is the ideal sale price for Gabriel Martinelli? Bruno Guimaraes can unlock the best version of Gabriel MartinelliBruno Guimaraes is not Granit Xhaka.