Juan Francisco Domínguez (born September 8, 1977) is a Mexican luchador or professional wrestler, currently performing under the ring name X-Fly. He is also known as the original Mosco de la Merced ("Mosquito of the Mercy"), a name which has since been given another luchador. He is best known for his stints with the AAA promotion, the latest while representing Los Perros del Mal. Professional wrestling career AAA (1995–1997) Domínguez made his professional wrestling debut for AAA in October 1995 as the masked Mosco de la Merced ("Mosquito of the Mercy"). After working random undercard matches for over a year, Mosco de la Merced was included in a new rudo (villainous) stable named Los Rudos de la Galaxia ("The Villains of the Galaxy"). The group, which also included Abismo Negro, Histeria, Maniaco and March-1, spent the first half of 1997 feuding with the Los Cadetes del Espacio ("Space Cadets") stable. Through AAA's working agreement with the World Wrestling Federation (WWF), the feud between the two stables was also featured on episodes of Monday Night Raw and Shotgun Saturday Night. On May 15, 1997, Mosco de la Merced and Fuerza Guerrera defeated Perro Aguayo and Perro Aguayo Jr. to win the Young Stars Tag Team Tournament and the vacant Mexican National Tag Team Championship. In August 1997, Cibernético took over the leadership of Los Rudos de la Galaxia and turned it into a new stable, Los Vipers. March-1 left the stable, while Electroshock, Psicosis II, Mini Abismo Negro, Mini Histeria and Mosquito de la Merced all joined the group. However, just two months later Domínguez left the promotion and the Mosco de la Merced character, and his Mexican National Tag Team Championship, were given to another performer. Independent circuit (1997–present) After his departure from AAA, Domínguez worked under various ring names and for multiple promotions in both Mexico and the United States, including WWF, World Championship Wrestling (WCW) and Extreme Championship Wrestling (ECW), where he spent three months in the summer of 1999, often working with Super Crazy, the former Histeria. On November 30, 1998, Domínguez, as Mosco de la Merced, lost his mask to Antifaz del Norte in a Lucha de Apuestas ("bet match"). Domínguez also made sporadic appearances for AAA in 2004 and 2007 as member of Los Kumbia Kids and La Hermandad Extrema, now working under the ring name X-Fly. Despite abandoning his old gimmick, Domínguez to this