leviathan is a  a primordial sea serpent, a dragon, a snake, a crocodile, or a whalelike animal live in the deepest ocean, he can’t not walk on land but he can’t

described Leviathan as the demon of envy, first in punishing the corresponding sinners , as one of the seven Princes of Hell corresponding to the seven deadly sins.

He hate anyone who has better than him because he can get really envy

By the way is not a male is a female it just the sound is really deep