Dotter officially announced that Groskreuz officially became a legendary player of Dortmund.

Dotter issued an announcement confirming that from the 2025-2026 season, Groskreuz officially became a club legend and will represent the club to participate in fan activities, sponsor meetings, and media interactions. Groskreuz has been in the Legends and Club events several times, and now he will officially take on the role.

Groskreuitz said: "Dort will always be my club and home. I am extremely proud to be officially represented by the Black and Yellow Army as a legendary player of Dortmund. I will do my best for the fans, the club and the city."

Groskreuitz played as a fullback. From 2009 to 2015, he played for Dortmund in 236 games, scored 27 goals and assisted 37 times, and helped the team win 2 Bundesliga championships, 1 German Cup and 2 German Super Cup championships.