Marvel’s Iron Fist (hereafter Iron Fist) is the fourth of the Marvel Netflix series (joining Daredevil, Jessica Jones, and Luke Cage). It’s also the last one to be released before our heroes join together in The Defenders. And as a lead-in to The Defenders, it’s . . . fair. This show has not been reviewed well. Some of the complaints levied in those reviews are legitimate. The two that ring truest are the pacing and the quality of the fight scenes….