Invicta FC 13: Cyborg vs. Van Duin is a mixed-martial arts event held on July 9, 2015 at The Chelsea at The Cosmopolitan in Las Vegas. Headlining the event is a featherweight title fight between champion Cristiane “Cyborg” Justino (13-1, 1 NC) and New Zealand’s Faith Van Duin (5-1). Cyborg successfully defended her 145-pound title at Invicta FC 11, stopping Canadian Charmaine Tweet in 46 seconds. In the night’s co-main event, a new bantamweight champion will be crowned as Tonya Evinger (15-5) locks horns with Mexico’s Irene Aldana (5-1). Also slated for the July event is an atomweight title fight between Brazilian champion Herica Tiburcio (9-2) and Japan’s Ayaka Hamasaki (11-1).