Brazilian fighter Marcio Barbosa successfully debuted in the UFC with a first-round knockout victory over Dennis Buzukja at UFC Winnipeg. Barbosa extended his winning streak to five consecutive victories, all of which came via first-round knockout. His overall record improved to 18-2, with 17 finishes (15 knockouts and 2 submissions), all of which occurred in the first round. Buzukja suffered his fourth loss in the UFC, dropping to 1-4 in the promotion. The knockout is being considered for inclusion in the year's best knockouts compilation.
