Pep Guardiola's side have seen their lead at the top of the table cut to five points with the top two set to clash at Signal Iduna Park on Saturday evening
Thomas Tuchel claims his Borussia Dortmund side has the chance to swing the balance of the Bundesliga title race after beating Darmstadt on the same night that Bayern Munich suffered a rare defeat.
Goals from Adrian Ramos and Erik Durm ensured there were no shocks at Stadion am Bollenfalltor, where Tuchel rested first-choice players like Marco Reus and Shinji Kagawa ahead of Saturday's home clash with Bayern.