Leviathan

Another one from the deep sea but this one is very aggressive.

Leviathan is a sea monster referred to in the Tanakh and the Bible. In Demonology, Leviathan is one of the seven princes of Hell and its gatekeeper. The word leviathan has become synonymous with any large sea monster or creature. In modern literature (such as the novel Moby-Dick) it refers to great whales, and in Modern Hebrew, it means simply "whale

In the book of Job, both Behemoth and Leviathan are listed alongside a number of other animals that are clearly mundane, such as goats, eagles, and hawks, leading some Christian scholars to surmise that Behemoth and Leviathan may also be mundane creatures. Some propose Leviathan was a Nile crocodile. Like the Leviathan, the Nile crocodile is aquatic, scaly, and possesses fierce teeth. Job 41:18 states that Leviathan's eyes "are like the eyelids of the morning". Others suggest that the Leviathan is an exaggerated account of a whale. However, Job also goes on to describe Leviathan as "breathing fire