Norwich City announced their fourth signing of the summer on Thursday afternoon, with Christoph Zimmerman on a two-year deal.
Zimmerman joins Marley Watkins, Angus Gunn and Mario Vrancic in signing for the Canaries this summer.
Not many Norwich fans will know much about Zimmerman but you can still give our quiz a go to see what you already know and give you the chance to learn a bit more.
So, have a go and see how much you know…
