Arsenal duo William Saliba and Gabriel Magalhaes have now agreed upon the identity of the best centre-back in the Premier League. Two Arsenal defenders have now given their verdict on who reigns supreme in the Premier League. The Arsenal defence has been in a class of its own this season. The Gunners produced another terrific team performance at the back on Sunday as they held Manchester City to a 0-0 draw at the Etihad Stadium. Mikel Arteta clearly set his team up with a safety first mindset, and this approach paid off as the Gunners earned a valuable point and put an end to their losing stre…