Avenged Sevenfold (or A7X) is an American hard rock band. The band started in Huntington Beach, California in 1999. The band is sometimes called "A7X", which is a title started by the band's guitarist, Zacky Vengeance. They have a song called "Beast and the Harlot" which is used in the video game "Guitar Hero II" and "". Their song "Almost Easy" is used in "Rock Band 2".