KSW 66 Fight Card
Main Event
KSW Lightweight Title
Champion Marian ZIolkowski (23-8-1) vs. Borys Mankowski (22-8-1)
Co-Main Event
KSW Light Heavyweight Title
Champion Tomasz Narkun (18-4) vs. Ibragim Chuzhigaev (15-5)
Middleweight
Michal Materla (30-8) vs. TBA
Welterweight
Tomasz Romanowski (14-8) vs. Krystian Kaszubowski (9-2)
Lightweight
Sebastian Rajewski (11-6) vs. Niklas Bäckström (11-3)
Light Heavyweight
Wojciech Janusz (10-7) vs. TBA
Lightweight
Lukasz Rajewski (11-6) vs. Donovan Desmae (14-7)
Lightweight
Gracjan Szadzinski (8-4) vs. TBA
Bantamweight
Patryk Surdyn (5-2) vs. David Martinik (5-3)