Carlos Álvarez is really a Spanish baritone who developed a significant career the past due 1990s, singing in such venues in the Met in NY, Zurich, and Barcelona. He sang regularly with Argentine tenor José Cura and produced a solid impression after showing up in successive Decca opera produces in Sept and Oct, 2000. They were, respectively, the name part of Albéniz’s neglected opera Merlin with Plácido Domingo as Ruler Arthur, and I Pagliacci, where he made an appearance with Cura.