The year 2005 was the second year in the history of the Konfrontacja Sztuk Walki, a mixed martial arts promotion based in Poland. In 2005 Konfrontacja Sztuk Walki held 2 events beginning with, KSW III: Konfrontacja.
KSW III: Konfrontacja was a mixed martial arts event held on January 15, 2005, at the Hotel Marriott in Warsaw, Poland.
KSW IV: Konfrontacja was a mixed martial arts event held on September 10, 2005, at the Hotel Marriott in Warsaw, Poland. Mirko Cro Cop was a special guest during the event.
*Jason Guida stepped in semi final due to Shonie Carter unable to compete due to injury.