Failing a collapse at Borussia Dortmund on Tuesday, Hansi Flick will take Barcelona through to the semi-finals of this season's Champions League, confirming the Catalan club's reemergence as a genuine contender to win European football's biggest prize.

Barcelona coach Hansi Flick said he expects his side's "best performance possible" in the Champions League quarter-final against Dortmund on Tuesday despite holding a 4-0 first-leg lead.

Failing a collapse at Borussia Dortmund on Tuesday, Hansi Flick has Barcelona on track for the Champions League semi-finals and a return to the European elite after a rocky decade