Marco Hietala is a Finnish musician best known as the bassist and male vocalist for the symphonic metal band Nightwish. Born on January 14, 1966, in Tervo, Finland, he joined the band in 2001 and contributed to their distinctive sound, blending heavy metal with orchestral elements. In addition to his work with Nightwish, Hietala has been involved in various other musical projects, including the band Tarot, which he co-founded in 1985. He is recognized for his powerful voice and skilled bass playing, making him a prominent figure in the metal music scene.