Zagłębie Lubin is a club that has been making significant changes in recent days. On Thursday, the club extended contracts with Jasmin Buric, Damian Dąbrowski and Mateusz Grzybek. The next day, four players said goodbye to the club. They are Jesus Diaz, Tomasz Makowski, Luka Lucić and Adam Radwański. The new player of Zagłębie will be Sebastian Kerk, who was one of the best players of Arka Gdynia in the previous season. Coach Leszek Ojrzyński is happy with the acquisition of Kerk, who will be the fourth summer transfer to the club. Zagłębie Lubin has already acquired Zlatan Alomerović, Szymon Łyczko and Paweł Kosmalski. Sebastian Kerk is 32 years old and is a German midfielder. On Friday, he underwent medical tests before signing a contract. Zagłębie Lubin is a club that wants to strengthen its squad before the new season. Leszek Ojrzyński wanted to have Kerk in the squad a year ago. Kerk will be an important player for Zagłębie Lubin. Zagłębie Lubin plays in Ekstraklasa and wants to advance to European cups.