One of the more successful and accessible metalcore outfits of the early 21st century, Avenged Sevenfold's wide-ranging sound encompasses mosh-pit-ready hardcore, progressive-leaning alt-metal, and anthemic hard rock. The band endured changes, both stylistic and internal, during their rise. Part of the New Wave of American Heavy Metal movement, they debuted in 2001 with Sounding the Seventh Trumpet and maintained a pure metalcore aesthetic before adopting a modern rock/heavy metal-forward style on 2005's City of Evil. They broke into the mainstream in 2007 with the release of ...