He was also the inaugural winner of Globo's The Ultimate Fighter: Brazil Ferreira was born in Catanduva, but grew up in Ibitinga, São Paulo.
Viewing tapes of UFC Hall of Famer Royce Gracie fighting caused his interest in Brazilian jiu-jitsu and MMA to grow.
[7] However, after having a rough home life and having to leave at seventeen years old, Mutante found Vitor Belfort who took him in as his own son, helping to raise him and take care of him.
[8] On April 29, 2007, Ferreira made his professional debut in a one-night middleweight tournament for Xtreme Fighting Championships in Brazil.
In the next round of the tournament, Ferreira suffered his first defeat, losing to Antônio Braga Neto via decision.
Three years after his debut, Ferreira returned to active competition, fighting on the Bitetti Combat 6 card against Felipe Arinelli.
He defeated Cassiano Ricardo Castanho de Freitas via TKO (doctor stoppage) in the second round.
Ferreira then traveled to Las Vegas, Nevada, United States to train with Vitor at Xtreme Couture.
Ferreira took his second professional defeat at Superior Cage Combat 2 in Las Vegas, Nevada on August 20, 2011, losing to Elvis Mutapčić via one-punch knockout.
Mutante defeated Gustavo Sampaio by submission with a guillotine choke in the second round to move into the Ultimate Fighter house, and become an official cast member.
He defeated Perpetuo by knockout (head kick) and was expected to face Sérgio Moraes, who replaced for Sarafian due to an injury.
[20] Ferreira faced Jorge Masvidal in a welterweight bout on July 12, 2015, at The Ultimate Fighter 21 Finale.
[23] However, Magalhães pulled out of the fight in the week leading up to the event citing an ankle injury and was replaced by Oluwale Bamgbose.
[37] However, it was reported on November 9, 2018, that Breese pulled out of the event due to injury, and he was replaced by Ian Heinisch.
[48] Ferreira faced Marthin Hamlet in the Semifinals off the Light Heavyweight tournament on August 27, 2021, at PFL 9.