José Jorge Arriaga Rodríguez is an American professional wrestler currently working on the Mexican independent circuit, under the ring name Cinta de Oro. He is best known for his tenure in WWE, under the ring name Sin Cara, where he was the longest-tenured wrestler to use the persona.

The WWA World Middleweight Championship is a secondary professional wrestling championship promoted by the Mexican Lucha Libre wrestling-based promotion World Wrestling Association (WWA) since 1987. The official definition of the middleweight weight class in Mexico is between 82 kg (181 lb) and 87 kg (192 lb), but is not always strictly enforced.