One of En's three demon maids with a personal grudge against Hilda.
Yolda is created by Ryuhei Tamura, and she has no information regarding any inspiration used to create her. She first appears in Beelzebub volume 10 and episode 26. She had earlier cameos in episode 26 and 35 before making her official debut in episode 38. Her seiyuu is Minako Kotobuki.