Sullivan was reportedly found dead in his home on Monday afternoon by emergency responders from the local fire department, according to Hunting Beach police Lt. John Domingo. Sullivan appears to have died of natural causes, but no further details have been released.
A statement posted on the Avenged Sevenfold website late Monday officially announced Sullivan’s death to fans and was signed by the band members under their band pseudonyms: M Shadows, Synyster Gates, Zacky Vengeance and Johnny Christ.