Three Added to Rio Card on March 21

The card for the UFC's return to Rio de Janeiro, Brazil on March 21 received a trio of hard-hitting bouts Tuesday, with a slate featuring an international lineup of rising stars ready to battle at the Ginasio do Maracanazinho in Rio de Janeiro, Brazil.

In featherweight action, Japan's Katsunori Kikuno faces off with Brazil's own Kevin Souza.

A lightweight bout will see Greece's Christos Giagos seek his first UFC win against Jorge de Oliveira.

And in flyweight action, Bolivia's Bentley Syler takes on Colombian Olympic wrestler Fredy Serrano.