Slipknot is an American heavy metal band formed in 1995 in Des Moines, Iowa. Known for their aggressive music style, the band features a unique blend of heavy metal, nu-metal, and alternative metal. They are recognized for their energetic live performances and distinctive image, which includes wearing masks and uniforms. The band consists of nine members, each contributing to its complex sound with various instruments, including guitars, drums, and percussion. Slipknot gained mainstream success with albums like Iowa and Vol. 3: (The Subliminal Verses), earning a dedicated fan base and critical acclaim in the heavy metal genre.