You do use some odd names that are different from how several clubs would normally be known. As a German, I suggest the following updates:
1.FC Köln, 1.FC Nürnberg, 1.FC Saarbrücken, Uerdingen 05, MSV Duisburg, Fortuna Düsseldorf, Eintracht Braunschweig, Hertha BSC Berlin, Hanover 96, Schalke 04
You do use some odd names that are different from how several clubs would normally be known. As a German, I suggest the following updates:
1.FC Köln, 1.FC Nürnberg, 1.FC Saarbrücken, Uerdingen 05, MSV Duisburg, Fortuna Düsseldorf, Eintracht Braunschweig, Hertha BSC Berlin, Hanover 96, Schalke 04