Roulette is a casino game named after the French word meaning "little wheel".
 In the game, players may choose to place bets on either a single number or a range of numbers, the colors red or black, or whether the number is odd or even, or if the numbers are high (19–36) or low (1–18).
Ruleta de la Muerte (2012) (Spanish for "Roulette of death") was an annual professional wrestling major event produced and scripted by the Mexican professional wrestling promotion International Wrestling Revolution Group (IWRG), which took place on September 6, 2012 in Arena Naucalpan, Naucalpan, State of Mexico, Mexico.
 The focal point of the event was the eponymous "Ruleta de la Muerte" eight-man tournament where all participants put their wrestling mask or hair on the line.
 The "Ruleta de la Muerte" tournament is a "Lucha libre" stable, a tournament which unlike traditional tournaments it is the loser that advances in the tournament, advancing to the final that is contested under "Luchas de Apuestas" or bet rules.
In "Lucha libre", the Mexican version of professional wrestling, the Ruleta de la Muerte ("Roulette of Death") is a type of professional wrestling tournament where the loser or losers of a match would advance in the tournament instead of the winners.
 The finals of a "Ruleta de la Muerte" tournament featured the losing teams wrestle each other under "Lucha de Apuestas", or "bet match" rules, where the loser would be forced to either unmask or have all their hair shaved off as a result.
 Various Mexican promotions have held "Ruleta de la Muerte" tournaments; some like International Wrestling Revolution Group (IWRG - sometimes referred to as "Grupo Internacional Revolución" in Mexico) have held these tournaments on a regular basis.
The "Promociones Gutiérrez" 1st Anniversary Show was a professional wrestling supercard event promoted by Consejo Mundial de Lucha Libre (CMLL) and "Promociones Gutierrez", CMLL's local promoter in Nuevo Laredo, Tamaulipas, Mexico.
 The event took place on July 12, 2010 at the "Plaza de Toros Lauro Luis Longoria" bullring and commemorated the 1st anniversary of Promociones Gutierrez.
 The focal point of the event was a "Ruleta de la Muerte" (Spanish for "Roulette of Death") tournament, in which five teams of "Parejas Incredibles" (teams of enemies) participate in an elimination match to see which team would have to face off in a "Lucha de Apuestas", mask vs. mask match.
 The team of Místico and El Oriental lost the "Ruleta de la Muerte" and was forced to wrestle each other immediately after the "Ruleta" match.
 In the end Místico defeated El Oriental to unmask him.
The Mexican professional wrestling promotion Consejo Mundial de Lucha Libre (CMLL) has held a number of tournaments for their Mini-Estrella division since it was founded in 1992, some recurring and others a one off tournament held for a special event.
 Being professional wrestling tournaments, it they are not won legitimately; they are instead won via predetermined outcomes to the matches that is kept secret from the general public.
 The Mini-Estrella division has been featured in a "Ruleta de la Muerte" (Spanish for "Roulette of Death") tournament.
 A "Ruleta de la Muerte" tournament is a tournament in which tag teams face off in a single elimination tournament, but unlike traditional tournaments it is the losing team that advances in the tournament.
 The team that loses the tag team match final must immediately wrestle against each other in a "Lucha de Apuestas" match, where either their mask or their hair is on the line.
 In 2010 CMLL held a Mini-Estrella focused "Torneo Bicentenario", celebrating the 200th anniversary of Mexico's independence, a tournament where the winning Mini-Estrella would be "Promoted" to the regular sized male division and compete on equal footing in CMLL.
 The movement from Mini-Estrella to "Regular" competitor is rare in "Lucha Libre", but not without precedent as CMLL themselves held such a match in 1997, but this marked the first time a Mini-Estrella was openly promoted to the regular division without changing their ring persona or moving to a different wrestling promotion.
The Mexican professional wrestling promotion International Wrestling Revolution Group (IWRG; Sometimes referred to as "Grupo Internacional Revolución" in Mexico) produced and scripted a Ruleta de la Muerte (Spanish for "Roulette of Death") tournament on November 29, 2015.
 The show took place in Arena Naucalpan, in Naucalpan, State of Mexico, Mexico, IWRG's main venue and the site of the majority of all their major shows and tournaments.
"Ruleta de la Muerte" (1999) was a professional wrestling Pay-Per-View event produced by Consejo Mundial de Lucha Libre (CMLL) that took place on July 18, 1999 in "Palacio del Deportes", Mexico City, Mexico.
 The show featured the "Ruleta de la Muerte"¨(Spanish for "Roulette of Death") tournament, in which tag teams face off in a single elimination tournament, but unlike traditional tournaments it is the winning team that advances in the tournament.
 The losing team in the final match must wrestle each other in a "Lucha de Apuestas" match, where either their mask or their hair is on the line.
 The Tournament featured 8 teams, all of them randomly paired the tournament through the elimination order of a battle royal involving all 16 participants.
 In addition to the battle royal, seven tournament matches and the "Lucha de Apuesta" match the show also featured two five vs. five elimination matches on the under card.
"Ruleta de la Muerte" (April 2015) (Spanish for "Roulette of Death") was an annual professional wrestling major event produced and scripted by the Mexican professional wrestling promotion International Wrestling Revolution Group (IWRG), which took place on May 5, 2015 in Arena Naucalpan, Naucalpan, State of Mexico, Mexico.
 The event was named after the maine vent match, the "Ruleta de la Muerte", a steel cage match where all four of the competitors were chained together.
 The last man in the cage would be forced to have his hair shaved off as a result.
 The four competitors risking their hair in the match were Ricky Cruz, Eterno, Veneno and X-Fly.
 The show featured four additional matches.
"Ruleta de la Muerte" (1998) was a professional wrestling Pay-Per-View event produced by Consejo Mundial de Lucha Libre (CMLL) that took place on July 18, 1998 in "Palacio de los Deportes", Mexico City, Mexico.
 The show featured the "Ruleta de la Muerte"¨(Spanish for "Roulette of Death") tournament, in which tag teams face off in a single elimination tournament, but unlike traditional tournaments it is the winning team that advances in the tournament.
 The losing team in the final match must wrestle each other in a "Lucha de Apuestas" match, where either their mask or their hair is on the line.
 The Tournament featured 16 teams, most of them created for the tournament.
 The show featured no additional matches outside the 15 tournament matches and the "Lucha de Apuesta" match.
The EMLL 53rd Anniversary Show was a professional wrestling major show event produced by Empresa Mexicana de Lucha Libre (EMLL) that took place on September 19, 1986 in Arena México, Mexico City, Mexico.
 The event commemorated the 53rd anniversary of CMLL, which would become the oldest professional wrestling promotion in the world.
 The Anniversary show is EMLL's biggest show of the year, their Super Bowl event.
 he main event of the show was a "Lucha de Apuestas" ("Bet match) where the trio team of Américo Rocca, Tony Salazar and Ringo Mendoza faced "Los Misioneros de la Muerte" ("The Missionaries of death"; El Signo, Negro Navarro and El Texano) where all three members of the losing team would be forced to have all their hair shaved off after the match.
 The show also had "Los Brazos" (El Brazo, Brazo de Oro and Brazo de Plata) defend the Mexican National Trios Championship against Rayo de Jalisco Jr., Atlantis and Ultraman.
 Additionally Fishman faced Pirata Morgan as a challenger for his UWA World Light Heavyweight Championship, a title not promoted by EMLL themselves but by the Mexican wrestling promotion Universal Wrestling Association (UWA)

Question: The "Promociones Gutiérrez" 1st Anniversary Show, was a professional wrestling supercard event promoted by which organization, the focal point of the event was a "Ruleta de la Muerte",Spanish for Roulette of Death, Roulette is a casino game named after the French word meaning "little wheel"?
Answer: Consejo Mundial de Lucha Libre