Borussia Dortmund look set to mount another bid to dethrone perennial Bundesliga winners Bayern Munich next season.
Following a number of new acquisitions - including the likes of Julian Brandt, Thorgan Hazard and Mats Hummels - many believe BVB are now the strongest they've been since the Jurgen Klopp halcyon days, and there could be more signings yet to come.
Despite all their summer spending though, Dortmund also possess a number of promising youth prospects who could be the players to make the real difference next season.
Here's five of those who might force their way into manager Lucien Favre's plans.