Le probabili formazioni:
BORUSSIA DORTMUND (4-3-3): Kobel; Wolf, Süle, Hummels, Ryerson; Brandt, Emre Can, Bellingham; Malen, Haller, Adeyemi.
MAINZ (3-4-2-1): Zentner; Hanche-Olsen, Bell, Fernandes; da Costa, Barreiro, Kohr, Caci; Stach, Ingvartsen; Onisiwo.
