Zeldris (ゼルドリス)

Gender: Male
Age: 252
Status: Alive
Birthday: February 5
Height: 152 cm (5'0")
Weight: 50 kg (110 lbs)
Hair Color: Black
Eye Color: Black (demon), Green (normal)[1]
Blood Type: A

Manga Debut: Chapter 109

Zeldris is a demon who is a member of the Ten Commandments, a group of elite warriors of the Demon Clan handpicked by the Demon King himself. He was sealed away along with the rest of the clan in the Coffin of Eternal Darkness until he was set free by Hendrickson.

(Source: Nanatsu no Taizai Wikia)