1. Fußball- und Sport-Verein Mainz 05 e. V., usually shortened to 1. FSV Mainz 05 or simply Mainz 05, is a German professional sports club, founded in 1905 and based in Mainz, Rhineland-Palatinate. From Wikipedia
The 24-year-old's health setback has forced him to miss matches, with Mainz prioritizing his recovery over immediate results.