On October 22, 2013, it was announced that the coaches for the season would be Wanderlei Silva and Chael Sonnen. The UFC held open tryouts for the show on November 11, 2013. The casting call was for Middleweight, Light Heavyweight, Heavyweight fighters who are at least 21 years old and have a minimum of two wins in three professional fights. It was announced on January 7, 2014 that the show will feature Middleweight and Heavyweight fighters. The cast was revealed on February 26, 2014 
Wanderlei Silva and Chael Sonnen reveal their thoughts about their presence in this season and their expectations for their rivalry. Isabel and Hortência also share their motivation as guest coaches. Later, all four coaches greet the players before the preliminary fights begin.
The fights to get into the house were divided into two parts, half on this episode and half on the second episode.
The 16 preliminary fights began:
Job Kleber defeated Gonçalo Salgado via knockout (head kick) in the first round.
Paulo Costa defeated José Roberto via submission (guillotine choke) in the second round.
Jollyson Francisco defeated Everton Rocha via submission (arm-triangle choke) in the first round.
Joilton Santos defeated Douglas Moura via split decision after three rounds.
Edgard Castaldelli defeated Felipe Dantas via TKO (punches) in the second round.
Wagner Gomes defeated Cristiano Pontes via submission (rear-naked choke) in the first round.
Ricardo Abreu defeated Willian Steindorf via TKO (punches) in the second round.
Antônio Carlos Júnior defeated Guilherme Viana via TKO (punches) in the first round.
Episode 2: (March 16, 2014)
The 16 preliminary fights continued:
Richardson Moreira defeated Alexandre Machado via knockout (punches) in the first round.
Guilherme Vasconcelos defeated Markus Perez via submission (rear-naked choke) in the first round.
Marcos Rogério defeated Thiago Santos via submission (guillotine choke) in the first round.
Ismael de Jesus defeated Pedro Paulino via TKO (finger injury) in the first round.
Antônio Branjão defeated Fernando Camoles via TKO (punches) in the second round.
Warlley Alves defeated Wendell Oliveira via split decision after three rounds.
Márcio Júnior defeated Giuliano Arante via submission (guillotine choke) in the first round.
Vitor Miranda defeated Bruno Silva via knockout (head kick) in the second round.
Silva and Sonnen welcome the qualified fighters to the season. But before they pick the teams, Silva demands that Sonnen apologize to the cameras for what he said about Brazil during a press conference in Rio de Janeiro for his UFC 148 title fight against Anderson Silva.
Sonnen refuses to accept his request and Silva announces that he will not come back until he sees him apologize. After some private talking between the two, Silva decides to leave.
Later, a day before the The Ultimate Fighter Brazil 3 Finale, Sonnen revealed in a scrum session that after Silva had left the premises he called to Vitor Belfort citing that Silva fears Belfore more than Sonnen himself. Before the call, Sonnen assured the cast of the show to tell Silva that Belfort is replacing him due to his departure from the show. However, at that time Belfort was concentrating on a middleweight title match against Chris Weidman and could not replace Silva.
Episode 3: (March 23, 2014)
Silva returns to the training center opposed to his will of waiting for an apology.
He then flips a coin (yellow for Wanderlei, green for Sonnen) to decide who would get first pick (either first fight or first fighter). Silva wins it and opts to choose the first fight. Sonnen chooses the first middleweight and Silva the first heavyweight.
Ismael de Jesus
Antônio Carlos Júnior
Sonnen tells Silva to call the program "Wanderlei's show" instead of Ultimate Fighter and Silva gets angry to the point of pushing and threatening him.
A contest to decide a new Brazilian ring girl is announced by Hortência and Isabel, with the fighters being the judges.
Silva announces the first fight and matches Gomes against Santos.
Wagner Gomes defeated Joilton Santos via split decision in three rounds.
Episode 4: (March 30, 2014)
Silva announces the first heavyweight fight: Antônio Carlos Júnior vs. Edgard Castaldelli.
Both fighters share some of their personal life experiences, including Edgard's newborn son and Junior's experience with his father leaving him.
Isabel and Hortência create experiences with their respective teams that remind their previous sports and both get approval from their main coaches.
Some of Team Sonnen's fighters discuss their opinion about their head coach. They mention that their impression of Sonnen has changed, but they will cheer for Silva when the fight happens due to being long time fans of their countryman.
Antônio Carlos Júnior defeated Edgard Castaldelli via TKO (punches) in the first round.
One fighter from each team was chosen to take part in a special challenge. They had to push a large ball across a muddy field into their opponent's goal to determine the next fight pick and Jollyson Francisco granted the win for his team.
Episode 5: (April 6, 2014)
Silva announces the next middlweight fight: Ricardo Abreu vs. Guilherme Vasconcelos, both of them are Brazilian jiu jitsu world champions.
Both teams participate in a challenge to build a raft and racing each other with it. Team Wanderlei manages to finish first and they will get a special dinner served by the losing team.
Ricardo Abreu defeated Guilherme Vasconcelos via unanimous decision in two rounds.
Episode 6: (April 13, 2014)
The next heavyweight fight is supposed to be announced by Silva, but he's nowhere to be found. He finally arrives and the fight is revealed: Richardson Moreira vs. Job Kleber. Sonnen argues about Silva's excuses to be late and even mentions that he smells alcohol from his opponent.
During a training session, Moreira accidentally hit his knee on Jollyson Francisco's eyebrow. Francisco gets stitches to heal the wound and he's afraid that accidents like that could pull him out of the competition.
Both teams participate in a challenge to write TUF: Brasil using a strings-based device that requires them to work together so the words are correctly written and approved by a professor. Team Sonnen finally ends their overall losing streak and Hortência announces that their team will participate in a pajamas party at the house while their opponents will be locked in a room as the party goes on.
Antônio Carlos Júnior confronts Paulo Costa about statements Costa made about defeating him several times during a training camp as preparation for this season. Júnior says that somebody told him that and Costa reveals that he just mentioned training with him and that they both defeated each other but "no big deal." Júnior leaves the room upset as he continues to argue with Costa.
Gabrielle Garcia, a multi-time BJJ world champion, participates as a guest coach in Team Wanderlei's training session.
Before the weigh-ins, Silva confronts Sonnen about their future fight. He threatens Sonnen, offends him and even threats to slap his face. Sonnen pushes him, leading to Silva attempting to punch Sonnen, which allows Sonnen to go for a takedown. After they reach the floor, the whole coaching staff and fighters from both teams try to separate them.
Opposed to the general action, André Amade punches him in the back of the head and later brags about punching him and ripping his shirt off. Vinny Magalhães tells him that Amade was punching him, something that he didn't notice. The entire team is perplexed with Amade's attitude.
Richardson Moreira defeated Job Kleber via submission (armbar) in the first round. Kleber broke his finger during the fight.
Episode 7: (April 20, 2014)
Silva is at the doctor's office and states that his hand had been bothering him after the scuffle. The doctor then puts it in a cast.
Dana White later appears via video conference and expels André Amade from the show for punching Sonnen at the brawl. He calls him a disgrace and says that he should have been arrested.
White then derides Silva and Sonnen for being thuggish and poor mentors for the fighters. Sonnen then blames Silva, who praises Amade's actions and even gives a team huddle for the coach leaving.
Mauricio "Shogun" Rua, former UFC light heavyweight champion, makes a guest appearance and lends support to Team Wanderlei.
Márcio Júnior defeated Paulo Costa via split decision after three rounds.
The episode closes with a "wrapped up" challenge in which four fighters from each team are covered in plastic wrap. They would have to scramble to get on their feet and ring the bell. First team to get all four fighters to ring the bell wins and gets to choose the next fight.
Team Wanderlei wins the challenge and gets all fighters to ring the bell before Team Sonnen even has one, earning the next fight matchup.
Episode 8: (April 27, 2014)
Márcio Júnior is limping around the house, having injured his foot against Paulo Costa. The doctors say that it should not hamper his fighting.
Silva announces the next fight and matches Antônio Branjão against Vitor Miranda. The two happen to be former training partners and are not happy about the fight pick.
Team Sonnen coach Vinny Magalhães hears about this and calls Silva a hypocrite. A flashback plays to TUF Brazil 1 when Silva confronted Vitor Belfort about making two friends fight. Silva then states that this is different in that Branjão and Miranda may know each other, but "they don't train with or live together."
The kitchen is filled with dirty dishes and Antônio Carlos Júnior has had enough. He confronts Joilton Santos about it who then gets upset about Júnior complaining and not doing anything. Finally, Ricardo Abreu gets tired of the complaining and decides to do the cleaning himself.
Sonnen brings in World Series of Fighting middleweight Yushin Okami as a guest coach, who racks up the intensity levels of the training.
The next challenge is called "the bridge," when members of each team work together to create a bridge using narrow sticks that can support one of the Octagon ring girls. The team then has to guide four different ring girls across their makeshift structures. Team Wanderlei took an early lead and win the challenge and an all-day spa treatment.
Miranda tells his tale of how he started playing basketball, but after a Muay Thai class, switched to fighting. After moving to the United States to train, his 4-year-old son drowned in a swimming pool. He then states that he will use this tragedy to motivate him.
Branjão admits to having been picked on in the past due to being being overweight, but states that the bullies would not try now.
Vitor Miranda defeated Antônio Branjão via TKO (punches) in the first round.
The event was expected to be headlined by a light heavyweight bout between the coaches of The Ultimate Fighter: Brazil 3Chael Sonnen and Wanderlei Silva The fight was originally scheduled for UFC 173 but later shifted to this card. However, the fight was transferred to July 5, 2014 at UFC 175.
Wilson Reis was briefly linked to a bout with Pedro Munhoz at the event. However, Reis was replaced by promotional newcomer Matt Hobar.
Brian Ortega was expected to make his promotional debut against Diego Brandão. However, Brandão pulled out of the bout in the days leading up to the event citing an injury. Due to the late nature of the change, officials did not try to find a replacement and Ortega was pulled from the card as well.