Xasthur (/ˈzæstər/) is the project of American musician Scott "Malefic" Conner. Conner formed Xasthur in 1995 and released eight studio albums of black metal by 2010, when he announced the end of the project. However, he revived it in 2015 to focus on acoustic neofolk music, releasing a ninth album, Subject to Change, in 2016.