On paper, as one pundit puts it, this Rangers man has the makings of an Ibrox ‘hero’. A prolific goalscorer in a team where prolific goalscorers have been in pretty short supply over the years. A centre-forward who’s return in the final third is actually far more impressive – at least domestically – than that of Alfredo Morelos. So, why all the criticism? Why do supporters look not at the chances Cyriel Dessers takes and instead focus on the ones he misses? Well, there are a few obvious reasons. At £4.5 million, the former Feyenoord frontman is one of Rangers’ more expensive attackers over the…