"The biggest heavyweight fight of our time." That's what the man voicing over the PFL: Battle of the Giants cold open says of the highly anticipated showdown between Francis Ngannou and Renan Ferreira.

In the two years and nine months since former UFC heavyweight champion Francis Ngannou last fought in an MMA cage, his opponent on Saturday, Renan Ferreira, is 5-1 with five knockouts, including four in the first round.

Cameroonian fighter Francis Ngannou is set to make his long-awaited return to the Mixed Martial Arts (MMA) circuit to challenge the Professional Fighters League’s (PFL) heavyweight champion Renan Ferreira of Brazil.