Invicta FC 56: Maia vs. Cantuária was a mixed martial events headlined by Jennifer Maia returning to Invicta to face Mayra Cantuária. Kelly Ottoni was scheduled to fight Riley Martinez but Martinez was replaced by Jackie Cataline. Ashley Barrett was scheduled to fight Amber Medina, but Medina was replaced by Tatiana Salazar on the weekend before the event.
Jennifer Maia
Mayra Cantuária
Valesca Machado
Yulia Ostroverkhova
Jackie Cataline
Kelly Ottoni
Kate Bacik
Paula Bittencourt
Ana Palacios
Flor Hernandez
Giulliany Perêa
Ailed Zubieta
Ali Pellegrini
Marissa Ellis
Ashley Barrett
Tatiana Salazar