Riccardo Calafiori has certainly hit the ground running since he arrived at Arsenal, an all-action defender who is always on the front foot. Of all of Mikel Arteta’s defenders at Arsenal, Calafiori is the least refined, but right now that is also part of his charm. The 22-year-old is raw, energetic and also incredibly composed on the ball at the same time, a fascinating combination to watch. And whilst Calafiori was injured during Italy duty back in September, the new Arsenal signing luckily avoided any repeat over his countries two ties this time around. Calafiori completed 90 minutes at the …