These beings first came into existence after "The Fall," in which around a third of them left heaven.
One of the more notable examples of these figures rides a dragon and carries a viper in his right hand and answers all questions about the past, present and future  that one is named Astaroth. Because Tobias burns a fish to emit vapors, he scares away another one of these figures in the Book of Tobit. Two hundred of these figures are described in the Book of Enoch, which refers to them as Grigori or the watchers. In addition to Asmodeus, other examples of them include Abaddon the exterminator. Medieval folk believed in incubi and succubi, two rather malevolent types of them as well. These beings first came into existence after "The Fall," in which around a third of them left heaven. For 10 points, name these fallen angels, which are commanded by Satan.
One of the more notable examples of these figures rides a dragon and carries a viper in his right hand and answers all questions about the past, present and future  that one is named Astaroth.
demons [or devils; accept fallen angels before mentioned]