Avenged Sevenfold, often abbreviated as A7X, is an American heavy metal band from Huntington Beach, California.¹⁾

The band was formed in 1999 by high school friends M. Shadows (vocals), Zacky Vengeance (rhythm guitar), and The Rev (drums).²⁾

The band's lineup also includes Synyster Gates (lead guitar) and Johnny Christ (bass), who joined shortly after the band's formation.³⁾

The Rev, the band's original drummer, passed away in 2009, and Arin Ilejay became their drummer until 2015 when Brooks Wackerman joined the band.⁴⁾

Avenged Sevenfold's music combines elements of heavy metal, hard rock, punk, and progressive metal.⁵⁾

They are known for their elaborate and melodic guitar solos, powerful vocals, and dynamic song structures.⁶⁾

The band's sound has evolved over the years, with their earlier albums having a more metalcore and punk influence, while later albums showcased a more traditional heavy metal sound.⁷⁾

Avenged Sevenfold's self-titled album, released in 2007, marked a shift in their sound towards a more hard rock and classic metal style.⁸⁾

Their 2005 album, “City of Evil,” was their major commercial breakthrough, featuring hits like “Bat Country” and “Beast and the Harlot.”⁹⁾

The band's sixth studio album, “Hail to the King,” released in 2013, debuted at number one on the Billboard 200 chart.¹⁰⁾

Avenged Sevenfold has been nominated for several awards, including Grammy Awards for Best Rock Song and Best Hard Rock Performance.¹¹⁾

Their stage names, including M. Shadows and Zacky Vengeance, were inspired by the members' previous experiences in the punk scene, where people often had unique monikers.¹²⁾

Avenged Sevenfold's lyrics often touch on themes of death, war, religion, and personal struggles.¹³⁾

The band has cited various musical influences, including Iron Maiden, Metallica, Guns N' Roses, and Pantera.¹⁴⁾

Avenged Sevenfold's song “Bat Country” is inspired by the novel “Fear and Loathing in Las Vegas” by Hunter S. Thompson.¹⁵⁾