For the first-time ever, the biggest weight classes in the UFC for both the men's and women's divisions will compete together on The Ultimate Fighter. Eight male heavyweights and eight female featherweights will live and train together, all while battling it out for two UFC contracts. They'll be coached by TUF: The Smashes winner and current UFC middleweight champion Robert Whittaker and TUF 17 winner and top middleweight contender Kelvin Gastelum.

On this season of The Ultimate Fighter every competitor is undefeated. 8 featherweights and 8 lightweights from around the world will enter the competition, but who will remain unbeaten and win the UFC contract? UFC light heavyweight champion Daniel Cormier and UFC heavyweight champion Stipe Miocic take the helm as coaches, and the competition kicks off with the first preliminary matchup.

The Ultimate Fighter will launch the new UFC women's flyweight division, as 16 of the most talented 125-pounders in the world come to Las Vegas to compete in a tournament, with the winner being crowned the first UFC women's flyweight champion.

In a special 25th season, 14 welterweights from past seasons of The Ultimate Fighter return to Las Vegas for a second chance in the competition. At stake is the biggest prize in the show's history, $250,000.

16 flyweight champions from around the world come to Las Vegas to compete in a tournament. The winner will earn a UFC contract, a Harley-Davidson motorcycle, and an immediate title shot against current UFC champion Demetrious Johnson.

UFC Women's Strawweight Champ Joanna Jedrzejczyk along with Claudia Gadelha lead a team of light heavyweights and women's strawweights to see who will be the next Ultimate Fighters.

For the first time in its 10 year history, The Ultimate Fighter will leave Las Vegas and head to South Florida, playing host to rival gyms American Top Team and Blackzilians. Teams will go head-to-head and compete for bragging rights and $500,000.

16 middleweights and 16 light heavyweights battle through eliminations, hoping for a coveted spot in the TUF house. Once in, coaches BJ Penn and Frankie Edgar pick their squads and get to work preparing their fighters for battle inside the Octagon. Only one man from each weight class will walk away with a six-figure UFC contract and the title of The Ultimate Fighter.

Coaches Chael Sonnen and UFC light heavyweight champion Jon "Bones" Jones guide 14 promising middleweights through a brutal competition of skill and determination. At stake is a custom-built Harley Davidson motorcycle, a six-figure UFC contract, and the right to be called "The Ultimate Fighter."

Thirty-two of the most talented unsigned mixed martial artists in the world fight for 16 coveted spots in the TUF house to live and train under coaches Shane Carwin and Roy Nelson to become the next Ultimate Fighter.

Sixteen lightweights live together for 13 weeks in the TUF house and begin their quest for a six-figure UFC contract, coached by Bantamweight Champion Dominick Cruz and former Featherweight Champion Urijah Faber.

Dana White has a few exciting new twists for Season 14, where bantamweight and featherweight hopefuls work with coaches Michael Bisping and Jason "Mayhem" Miller to compete for a six-figure contract with the UFC.

Legendary UFC rivals and former TUF coaches Chuck Liddell and Tito Ortiz return to carry on their feud as 28 Middleweights arrive at the new expanded training center and fight their way into the house in a brutal and sometimes bloody elimination tournament.

This season of the Ultimate Fighter features heavyweights, including superstar street fighter Kimbo Slice, with the help of coaches Rampage Jackson and Rashad Evans.

For the first time in The Ultimate Fighter history, country against country is being matched up: United Kingdom vs. the United States. Coaches Michael Bisping and Dan Henderson will head the teams made of welterweight and lightweight contestants.

UFC Heavyweight Champion Antonio Nogueira and Frank Mir coach this season's 32 Light Heavyweight and Lightweight fighters, each of whom must prove themselves to compete for 2 UFC contracts.

Rampage Jackson and Forrest Griffin coach middleweight fighters toward a six-figure UFC contract.

UFC Welterweight champion Matt Serra and former champ Matt Hughes face off on season 7 of The Ultimate Fighter, coaching weltrweight prospects towards a UFC contract.

16 Lightweight MMA fighters head to Vegas for their chance to receive a six figure contract in the UFC with the help of coaches BJ Penn and Jens Pulver.