The DFB-Pokal second-round draw has taken place, with Bayern Munich and Borussia Dortmund to face Holstein Kiel and Eintracht Braunschweig.
AC Milan will face familiar opposition in Celtic during the Europa League group stage, while Napoli and Real Sociedad will clash.
Barcelona forward Ousmane Dembele is reportedly against a switch to Manchester United.
Santiago Arias struggled for starts at Atletico Madrid last season and has now joined Bundesliga side Bayer Leverkusen on loan.
Barcelona know what they must pay for Memphis Depay, while Thiago Alcantara could return to Camp Nou.
Joachim Low would have preferred to see Kai Havertz stay in Germany, but he also knows his move to Chelsea can bring positives.
Chelsea melengkapkan proses menandatangani Kai Havertz daripada Bayer Leverkusen dengan satu kesepakatan dikhabarkan bernilai £72 juta (RM397 juta) -- rekod pembelian termahal kelab itu.
Kai Havertz will play his football in the Premier League next season as Chelsea continue to bolster their squad with encouraging signings.
Chelsea are closing in on the signing of Kai Havertz, who left Germany's camp in Stuttgart on Friday.
As the saga continues, captain Lionel Messi may yet end up staying at Barcelona.