By its high standards, Real Madrid had a wretched 2018-19 — a season some experts describe as one of the club’s worst in the modern century.Real was knocked out of the Copa del Rey by Barcelona and the Champions League by Ajax during a disastrous two-week period from late February to early March. Sandwiched between those exits was another Clasico defeat, this time in La Liga, where it didn’t once look like a title contender. It eventually finished third in the league, managing just 63 goals in 38 games.Real couldn’t seem to recover from the losses of Zinedine Zidane, who stepped down as manager following the Champions League triumph in 2018, and Cristiano Ronaldo, who moved to Juventus before the start of the season. Two manager sackings were further confirmation that all was not well within the club.So, after persuading Zidane to return, Real fell back on a ploy that has served it well in the past: it splashed the cash and bought itself a Galactico.A deal worth £89 million up front — it could exceed £150 million in add-ons — brought Eden Hazard to the Bernabeu. The Belgian winger is the second-most expensive signing in the club’s history after…