KSW 89: Bartosinski vs. Parnasse was a mixed martial arts event that took place on Saturday, December 16, 2023 at the Prezero Arena in Gliwice, Poland.

KSW 99: Vojcak vs. Martinek was a mixed martial arts event that took place on Saturday October 19, 2024 at the PreZero Arena in Gliwice, Poland.