Complex sentence: The original team (consisting of "Asistencia Asesoría y Administración" stars Juventud Guerrera, Hector Garza, Abismo Negro, and Mr. Águila) defeated Team USA in the first America's X Cup to win the trophy.
Split into simpler sentences: The original team consisted of Asistencia Asesoría y Administración (AAA) stars Juventud Guerrera, Hector Garza, Abismo Negro, and Mr. Águila. They defeated Team USA in the first America's X Cup to win the trophy.