Waltari is a musical group from Finland. Waltari is known for its diversity and combination of music styles, frequently combining punk, pop, heavy metal, rock, electronic, funk, progressive rock and rap. It is this diversity, as well as singer/bassist and band co-founder Kärtsy Hatakka's extremely distinctive voice, that gives Waltari its unique sound. Most of the band's music is written by Hatakka. Waltari's lyrics often deal with personal feelings of anxiety, loneliness and the cruelty of the world, often with heavy irony and sarcasm.