Arsenal are set to face FC Porto in a crucial Champions League knockout tie, where they need to overturn a 1-0 deficit. Despite Arsenal’s recent incredible Premier League form, they could not translate their goal threat to European competition, as they failed to register a single shot on target in Porto in the first leg of the knockout tie. Porto set up to defend deep, and frustrated Arsenal with timewasting and tactical fouling in full force, and manager Sergio Conceicao defended the approach by pointing out the result. Arsenal faced similar issues as Brentford copied Porto’s blueprint at the…