Ernesto Valverde's initial challenge with Barcelona lies in rebalancing the club's reliance on the MSN forward line. He must usher in the next generation of players, pass the ball with purpose, and maintain a sense of self above the Barcelona fray.
The only factor preventing Real Madrid, Barcelona, and Mourinho from winning every trophy is the entire world. Unseen forces accentuate any storyline. Referee conspiracies are not a bug, but a feature.