Stygian Leviathan

Colossal Magical Beast (Aquatic, Extraplanar)

Source(s):	Tome of Horrors 2
Alignment:	Always True Neutral
Climate/Terrain:	Special
Organization:	Solitary
Challenge Rating:	21
Resembling a gray whale with a yellowish-white underbelly, these creatures dwell in the River Styx. It spends its time swimming throughout the Styx, eating stygian plants and animals.