Overview

• Borussia Dortmund host Athletic Club at Signal Iduna Park as both teams look for their first Champions League group victory.
• Roughly 4,000 Athletic supporters have traveled to Dortmund, set against the home end known as the Yellow Wall of about 25,000 fans.
• Former Athletic stalwarts Óscar de Marcos and Markel Susaeta mingled with fans at the Alten Markt meeting point before the matchday march to the stadium.
• The organized fan walk is scheduled for 18:00 local time, with kickoff set for 21:00.
• Dortmund highlighted the occasion with a Basque-language post on social media reading “Harresi horia eta zuri-gorriak, aurrez aurre,” referencing the Yellow Wall and Athletic’s red-and-white colors.