Welvath was a female demon with long blonde hair, sharp teeth and a tentacle replacing her right eye, her arms split down the middle on each side and her breasts formed into disfigured faces with long forked tongue's.
Powers and AbilitiesEdit
Welvath could presumably attack with her clawed arms.
After Akira and Ryo attempt to summon some demons to a Black Sabbath so one of them would merge with a demon. The guests angrily turn on the two and start to beat them after Ryo starts to attack them. However they start to merge with demons starting with a woman merging into Welvath. Not long after Akira transforms into Devilman by fusing with the hero Amon. However she lunges at him but her head is grabbed by Akira twisted off and crushed.