Arsenal are likely to be busy in the summer transfer window as Edu and Mikel Arteta look to apply the finishing touches to their squad. The Gunners have gone from strength to strength since Arteta took the reins in 2019 with the club languishing in mid-table. Arsenal have now competed for the Premier League title two seasons in a row and reached the quarter-finals of the Champions League last term. However, the Gunners aren’t the finished product yet. It can be argued that an out-and-out No. 9 in their ranks could’ve led to a different outcome in the title race. Numerous world-class strikers a…