Nicholas Robert Diaz (born August 2, 1983) is a American mixed martial artist of Mexican descent. He is the former Strikeforce Welterweight Champion, WEC and IFC Welterweight Champion. He has competed in the Ultimate Fighting Championship, Pride Fighting Championships and Elite Xtreme Combat. Diaz was promoted to black belt in Brazilian Jiu-Jitsu by Cesar Gracie on May 8, 2007. Diaz trains at the Diaz brother's Cesar Gracie Jiu-Jitsu Academy in Lodi, California. Diaz holds the distinction of having never been submitted, and has been finished by strikes only once in 35 fights. He is currently ranked the #4 welterweight in the world by Sherdog, ESPN, MMAWeekly, and USA Today.

Diaz was born in Stockton , California. He is the older brother of UFC fighter Nate Diaz. He went to Tokay High School in Lodi for one year before dropping out. While a freshman, he was a member of the swimming team. Diaz has stated in the past that he is thankful his mother got him into swimming classes because swimming is one of the main reasons why his cardio is so impressive during his fights. Diaz has also said on multiple occasions that he had a hard childhood and grew up without his biological father.

Muhsin Corbbrey (born Taurus Mitchell Corbbrey on May 18, 1978) is an American mixed martial artist and former professional boxer. He holds a purple belt in Brazilian Jiu Jitsu under Lloyd Irvin, a black dan in Judo, and is a Shidokan World Champion. He competes in the lightweight division. In his last fight, Corbbrey fought Adrian Pang on June 13, 2011 at Cage Fighting Championship 17. After 3 rounds, Corbbrey lost the fight via controversial split decision.

Muhsin and his wife Angela have a son named Zafir. He lived for many years in Hilton Head, South Carolina. He is a convert to Islam.

Takanori Gomi (五味隆典, Gomi Takanori^?, born September 22, 1978), is a Japanese mixed martial artist currently fighting in the Ultimate Fighting Championship. Gomi is a former Shooto Welterweight Champion and was the last and only Pride Lightweight Champion. He is also a four-time All Japan Combat Wrestling champion. During his time in Pride he was considered to be the top Lightweight fighter in the world. Known for having a great chin, Gomi has never been finished by strikes. He is widely considered to be the greatest Japanese MMA fighter of all time.

Gomi was born in Kanagawa, Japan in 1978. He started boxing at Sagamihara Yonekura Gym in 1994 while he was attending Kanagawa Prefectural Aikawa Higashi Junior High School. Gomi was very athletic and was the pitcher of the school's baseball team, but dropped out of high school in 1996 when he failed to pass on to the next grade. This caused an argument between Gomi and his father who disowned him as a result of the incident. Gomi then went on to learn freestyle wrestling and catch wrestling at Kiguchi Dojo and competed in many wrestling tournaments throughout Japan, the pinnacle of his grappling career being his four All Japan Combat Wrestling championships, in which he defeated a number of the nation's top grapplers, future opponent Mitsuhiro Ishida amongst them.^{[citation needed]}

Joseph James "Joe" Rogan (born August 11, 1967) is an American martial artist, stand-up comedian, actor, writer and color commentator. He is best known for playing Joe Garrelli on the NBC sitcom NewsRadio, commentating for the Ultimate Fighting Championship, hosting the NBC reality show Fear Factor and The Joe Rogan Experience podcast.

Rogan was born in Newark, New Jersey. His paternal grandfather was Irish and the remainder of his ancestry is Italian.

In 1981, at age fourteen, he became a practitioner of Kenpo Karate before transitioning to Taekwondo. He eventually gained a 2nd dan black belt. A four-time state champion in Massachusetts, in 1987 he was the USA Taekwondo U.S. Open Champion. In 1996, he began training in Brazilian Jiu-Jitsu under Jean Jacques Machado, eventually earning his brown belt. In addition, he holds a brown belt in 10th Planet Jiu-Jitsu under Eddie Bravo.

He also practiced and competed in kickboxing.

In 1994, he co-starred on the Fox comedy Hardball as Frank Valente, the young, ego-centric star player on a fictional professional baseball team. From 1995 to 1999, he co-starred on the comedy NewsRadio. He portrayed Joe Garrelli, the electrician at WNYX, a news radio station in New York City. In 2002, he appeared on the episode "A Beautiful Mind" of Just Shoot Me as Chris, Maya Gallo's boyfriend. In 2011, Rogan played his first major character in a movie in the Kevin James movie Zookeeper. He is slated to play himself in an upcoming action-comedy starring Kevin James called Here Comes the Boom, set to be released in the summer of 2012.

Ronda Rousey (born February 1, 1987) is an American judoka and mixed martial artist and the current Strikeforce Women's Bantamweight Champion. She has finished all of her opponents by armbar in the first round. She formerly trained at the Olympic Training Center in Wakefield, Massachusetts under guidance of Jimmy Pedro and is now part of Team Hayastan in Santa Monica, California.

Rousey trains under Gokor Chivichyan and Edmond Tarverdyan of the Glendale Fighting Club in Glendale, CA. Rousey also trains with Leo Frincu and Gene Lebell, along with Team Hayastan fighters such as Manny Gamburyan, Karen Darabedyan, Sako Chivitchian and Sevak Magakian. She is managed by Darin Harvey of Fight Tribe MMA.

Rousey is currently the #1-ranked pound-for-pound female MMA fighter in the world by MMARising.com, and is ranked #1 at 135 pounds and #2 at 145 pounds according to the Unified Women's MMA Rankings.

At just 17, Rousey qualified for the 2004 Olympic Games in Athens, becoming the youngest judo player in the entire Games. Also in 2004, Rousey won a gold medal at the 2004 World Junior Judo Championships in Budapest, Hungary.