Gryszkiewicz has been under contract with Gornik Zabrze since 2018 and played a total amount of 75 league games in PKO Ekstraklasa, the highest possible division of his home country. Globally, the 1.87 meter high Gryszkiewicz accumulated 7 goals in the Polish U-20 nationwide group.

possible usages on the whole left

Gryszkiewicz is currently the tenth new dedication of the East Westphalia. Paderborn had previously had the transfers from Kai Klefisch (Viktoria Cologne), Richmond Tachie (Borussia Dortmund II), Robin Bormuth (Karlsruher SC), Robert Leipertz (SC Heidenheim), Raphael Obermair, Tobias Müller, Sirlord Conteh (all 1st FC Magdeburg ), Sebastian Klaas (midfield, VfL Osnabrück) and also Marcel Hoffmeier (Prussia Münster) revealed.

Adrian is a physically robust defensive player who has a strong left foot. He can be utilized both on the entire left and in the defense network, states handling director Sporting activity Fabian Wohlgemuth.