1. Century is an American metalcore band from Lancaster, PA formed in 2005. 2. Century are a French rock band formed in Marseille in 1985 3. Century is a dark wave band formed in August 1995. 1. Century is a hardcore/metal band formed in 2005 by multi-instrumentalist Carson Slovak. Century was originally conceived as a solo project, but later evolved into a complete band. Slovak writes all of Century's music, and designs all of the artwork and merchandise.