Central midfielder Lukáš Sadílek's contract at Sparta Praga was expiring at the end of the season, and he attracted interest from multiple clubs, including Sigma Olomouc, Baník Ostrava, Zbrojovka Brno, Zagłębie Lubin, and teams from MLS. Górnik Zabrze acquired the 29-year-old Czech Republic international, with the club confirming the acquisition on a Monday. Sadílek joined Sparta in July 2022 and has made 8 appearances in the Chance Liga this season. He has 3 caps for his country and a current Transfermarkt market value of €1.30m.