Astaroth is a fictional character in the Soul series of video games. Created by Namco's Project Soul division, he first appeared in the original Soulcalibur and its subsequent sequels, later appearing in various merchandise related to the series. He is voiced in Japanese by Banjō Ginga for Soulcalibur and Ryūzaburō Ōtomo in later titles; in English, Astaroth is voiced by Jay S. Gilbert in Soulcalibur II and Michael McConnohie for the remaining titles.