Between the two games, Dortmund's 2025-26 season lineup will be unveiled, and the new signing player will also make an official debut in front of Dortmund's fans for the first time. In addition, Hummels will be officially commended. The central defender made 508 appearances for the club, won two Bundesliga titles, two German Cup titles, and twice reached the Champions League final with the team. He ended his career at the end of May.