Patryk Kaczmarczyk Edges Daniel Rutkowski in KSW 88 Main Event What promised to be a showdown between two of Poland’s favorite sons, No. 6 featherweight Patryk Kaczmarczyk upset No. 2 Daniel Rutkowski by slim unanimous decision (29-28, 29-28, 29-28) in the...

Adrian Bartosinski Clubs Artur Szczepaniak to Capture Welterweight Title at KSW 81 The Konfrontacja Sztuk Walki 170-pound division has a new kingpin in Adrian Bartosinski.

Robert Ruchala Edges Damian Stasiak in KSW 75 Headliner Luck was on the side of a few KSW fighters on Friday.

Sherdog Prospect Watch: Martin Buday The Dana White’s Contender Series graduate will make his promotional debut opposite Chris Barnett at UFC on ESPN 34.

Pictures: KSW 18 ‘Unfinished Sympathy’ At KSW 18 in Plock, Poland, Valentijn Overeem defeated kickboxing convert and local favorite Marcin Rozalski, while KSW light heavyweight champion Jan Blachowicz got his hand raised against UFC veteran...

Valentijn Overeem Wins on Short Notice, Blachowicz Tops UFC Vet Miranda at KSW 18 For a brief moment, Valentijn Overeem looked like his younger brother.

Filling in for K-1 star Jerome Le Banner on short notice, the elder Overeem overwhelmed underskilled Polish kickboxer Marcin Rozalski Saturday in...