Question: Both Randy Couture and Conor McGregor are member of which group?

Context paragraphs:
Team Tompkins: Team Tompkins is one of the camps participating in the International Fight League.  Coached by former UFC Heavyweight and Light Heavyweight Champion Randy Couture, Team Tompkins took the place of Team Xtreme Couture after a lawsuit from the UFC prevented former UFC Heavyweight champion Randy Couture from having any association with other MMA events while still technically under his UFC contract.

Randy Couture: Randall "Randy" Duane Couture ( ; born June 22, 1963) is an American actor, retired United States Army Sergeant, retired mixed martial artist and former collegiate and Greco-Roman wrestler.  During his tenures in the Ultimate Fighting Championship (UFC), Couture became a three-time UFC Heavyweight Champion, two-time UFC Light Heavyweight Champion, an interim UFC Light Heavyweight Champion and the UFC 13 Heavyweight Tournament Winner.  Couture is the first of only three fighters to hold two UFC championship titles in two different divisions (along with B.J. Penn and Conor McGregor).

Ryan Couture: Ryan Couture (born August 27, 1982) is an American professional mixed martial artist currently competing in the Welterweight division of Bellator MMA.  A professional competitor since 2009, he has formerly competed for the UFC and Strikeforce.  He is the son of UFC Hall of Famer Randy Couture.

Floyd Mayweather Jr. vs. Conor McGregor: Floyd Mayweather Jr. vs. Conor McGregor, also known as "The Money Fight" and "The Biggest Fight in Combat Sports History", was a professional boxing match between undefeated eleven-time five-division boxing world champion Floyd Mayweather Jr. and two-division mixed martial arts (MMA) world champion and at-the-time current UFC Lightweight Champion Conor McGregor.  The match took place at the T-Mobile Arena in Paradise, Nevada, on August 26, 2017 at the light-middleweight weight class (154 lbs; 69.9 kgs).  It was scheduled for twelve rounds.

Gunnar Nelson (fighter): Gunnar Lúðvík Nelson (born 28 July 1988) is an Icelandic mixed martial artist currently competing in the Welterweight division of the Ultimate Fighting Championship.  He is a black belt in Brazilian Jiu-Jitsu, which was awarded by Renzo Gracie after impressive results at the 2009 IBJJF Pan-Ams and the 2009 ADCC Submission Wrestling World Championship.  He is currently ranked #11 in the official UFC Welterweight rankings.  Gunnar is a teammate of fellow UFC fighter and Lightweight Champion Conor McGregor, and is a member of Mjölnir gym in Iceland, and SBG Ireland.

3 Geezers!: 3 Geezers!  is a 2013 American comedy film starring J. K. Simmons, Tim Allen, Scott Caan, Breckin Meyer, Randy Couture and Basil Hoffman.  It was the second collaboration between Allen and Couture, after the 2008 martial arts comedy-drama film, "Redbelt".

UFC 102: UFC 102: Couture vs. Nogueira was a mixed martial arts pay-per-view event held by the Ultimate Fighting Championship (UFC) on August 29, 2009 at the Rose Garden in Portland, Oregon.  It featured former five-time UFC champion and UFC Hall of Famer Randy Couture, facing off against former PRIDE FC Heavyweight Champion and former Interim UFC Heavyweight Champion, Antônio Rodrigo Nogueira.

Conor McGregor: Conor Anthony McGregor (Irish: "Conchúr Antóin Mac Gréagóir" ; born 14 July 1988) is an Irish professional mixed martial artist and professional boxer who is currently signed to the Ultimate Fighting Championship (UFC).  He is the reigning UFC Lightweight Champion, and former UFC Featherweight Champion.  During his mixed martial arts (MMA) career, McGregor has competed as a featherweight, lightweight, and welterweight.  As of 2017, McGregor is ranked 2nd on UFC's pound for pound rankings.

Xtreme Couture Mixed Martial Arts: Xtreme Couture Mixed Martial Arts is an American mixed martial arts training organization headed by former UFC Champion and former co-founder of Team Quest, Randy Couture.  Xtreme Couture was founded with the flagship gym in Las Vegas.  Since then, the franchise has spread to other cities in the United States and Canada.  Xtreme Couture Las Vegas is one of the largest gyms (over 24000 sqft ), most recognized brands and MMA gyms in the world where many past and current top MMA fighters train.

Mauro Ranallo: Mauro Domenico Ranallo (born December 21, 1969) is a Canadian sports announcer and commentator.  He is currently signed as a play-by-play announcer with MMA organization Bellator, professional wrestling promotion WWE (on their NXT brand) and also performs play-by-play duties for boxing broadcaster Showtime, most notably, the Floyd Mayweather Jr. vs. Conor McGregor bout.  He began announcing when he was 16 years old and is notable for his dramatic style, which involves heavy use of metaphor, puns, and an advanced vocabulary.  He has experience in Canadian football, ice hockey, professional wrestling, boxing, kickboxing, and mixed martial arts events.

Supporting paragraphs: Randy Couture Conor McGregor
Answer: Ultimate Fighting Championship