Mägo de Oz ("Wizard of Oz" with a heavy-metal umlaut) is a Spanish Heavy metal band formed in mid-1989 by drummer Txus. In 1992, the band were finalists in the "Villa de Madrid" contest. They went on to achieve great success in Spain and in 1995 were declared Revolution Rock Band. Around 1996 the band's definitive line up began to emerge. That same year, they began recording the rock opera CD "Jesús de Chamberí", produced by Alberto Plaza and Mägo de Oz. The CD was released in 1996, through Locomotive Music. The band is well known for the strong Celtic feel to their music, strengthened through their usage of a violinist and flautist.   Wikipedia