There are multiple artists with this name: 1) Xasthur is an American one-man band founded in Alhambra, California by Scott "Malefic" Conner. Xasthur started in 1995 and released eight studio albums of ambient black metal by 2010, when Malefic announced the end of the project. However, he revived it in 2015 to focus on acoustic neofolk music, releasing a ninth album in 2016. Musically and lyrically, Xasthur's focus is on astral projection, darkness, despair, suicide, hate, and death.