The event unified the Light Heavyweight Championship, with Randy Couture defeating interim champion Tito Ortiz to become the undisputed champion. It also featured the UFC debut of Nick Diaz against Jeremy Jackson, who had previously defeated Diaz on the regional circuit, giving the matchup added relevance beyond a standard UFC debut.
Canceled Fights
2 fights canceledSumira YamanakaCANCELEDFabiana Bytyqi
Oleksandr ZakhozhyiCANCELEDArnold GjergjajReason: Gjergjaj injury