Pep Guardiola sought a challenge at every stop of his managerial career. Whether it was swapping Barcelona B for Barcelona after just one season, moving to Bayern Munich or taking on the Premier League with Manchester City, he has usually come out on top.
On his first day at the Etihad Stadium in 2016, he admitted that, despite trophies in Spain and Germany, the question on everyone's lips ahead of his arrival in England was: "How good is Pep?" He has already answered it once with 18 trophies in nine years in Manchester.