Monday Nitro debut the following night, first winning a dark match over Adolfo Tapia, the original La Parka. World Wrestling Federation (1997–1999) In the beginning of 1997, Pérez joined WWF as part of Puerto Rican stable, Los Boricuas. He was involved in gang wars feud at that time, such as Truth Commission, Nation of Domination, and Disciples of Apocalypse. He fought as a tag team with either Jose Estrada or Jesus Castillo or both of them on Raw, Shotgun, and Super Astros until August 1999, then he left WWF along with Jose and Jesus. International Wrestling Association (1999–2009) Los Intocables, La Compañía and Los Auténticos He made his debut as a wrestler in the first set of tapings, defeating Paul Diamond and Brian Lee. In 1999, the IWA entered a developmental deal with the WWF. Pérez began his participation in co-promoted house shows picking a victory over Billy Gunn in consecutive contests On November 2, 1999, Los Boricuas reunited to defeat the Disciples of Apocalypse. In the following show, they once again teamed to defeat The Brood. Pérez's first loss was by countout to The Road Dogg. On April 28, 2000, the Starr Corporation defeated Los Intocables to win the IWA World Tag Team Championship in a match refereed by Vega. Pérez followed this by wrestling Bob Holly to a no contest in a hardcore match. Pérez then feuded with Rivera, losing their first encounter by disqualification. In his next appearance, he teamed with Ricky Banderas in a loss to Rivera and Sewell. On November 24, 2000, Pérez teamed with Steve Corino to defeat Laureano and Yoshihiro Tajiri. The following day he lost a singles match to Rivera. Pérez subsequently adopted a second gimmick, Faraón Zaruxx, a stereotypical mummy wrapped in bandages, which squashed low card performers. At Christmas in PR 2000, he joined Víctor "The Bodyguard" Rodríguez to defeat Andy Anderson and Vyzago. Returning to his actual name, Pérez defeated Banderas in vengeance for turning on him along Castillo. To close the show, Zaruxx won a four-way match. In 2005, Pérez entered a feud with Kasey James. On May 28, 2005, Pérez defeated James in a no disqualification match. In his following matches, he defeated jobbers. At the Víctor "The Bodyguard" Memorial Cup, Pérez defeated Freddie "Blitz" Lozada. Pérez reappeared on February 4, 2006, teaming with Gonzalez in a losing effort. In the summer of that year, the IWA