Guardiola braced for rough return against Barca 'machine'

For one of soccer's most decorated managers, boasting a 75 percent career win percentage and 21 trophies, Pep Guardiola's record of two wins from his last 11 away Champions League matches is an uncharacteristic stain.

Manchester City's long courting of Guardiola was not just to dominate at home, but to secure the club's place among the European elite by winning the Champions League.

Despite reaching the last four for the first time in club history last season, Guardiola insists it is far from the finished article.