Pep Guardiola has established himself as the master tactician of European football over the years and that reputation has endured at Manchester City.
The Spaniard is offensive and experimental with his ideas, and his influence of the game has been somewhat revolutionary, but it all started with the player that he's set to face tonight in Paris.
Lionel Messi, who switched from FC Barcelona to Paris Saint-Germain in a shock summer transfer, was one of the first real beneficiaries of Guardiola's work.
The two teamed up in Spain at Barcelona, and Guardiola managed the best campaign of Messi's career to date, when he scored 50 goals in La Liga in 2011/22, while registering 11 assists.
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