text: Islas resumed working as "Super Crazy" when he left AAA to join the newly created Promo Azteca. Super Crazy also continued his feud with Venum, who now worked as "Venum Black" after leaving AAA, a feud that culminated in a "mask vs. hair" Luchas de Apuesta that Super Crazy won, unmasking Venum Black. After leaving AAA Super Crazy began defending the UWA World Welterweight title, losing it to Kid Guzmán in 1997. Super Crazy regained the title on June 15, 1998, during a show in Japan and successfully defended the title until October 13, 2000, where he lost it to El Oriental. In November 1997 Islas began working for WWF under the name "Super Loco", mainly on their Super Astros shows, his only "Main show" appearance was a loss to El Águila in the first round of the WWF Light Heavyweight Championship tournament.
  Extreme Championship Wrestling
  Early years (1998–2000)
  Super Crazy was signed to a contract by Extreme Championship Wrestling (ECW) owner Paul Heyman in 1998 after Heyman saw him work for the WWF and on the recommendation of Konnan who had worked for Heyman. Crazy defeated Antifaz del Nortre in his televised ECW debut on the December 31 episode of Hardcore TV. He was brought in to showcase cruiserweight action and was paired with other smaller wrestlers in a series of well-received matches for the next two years.