Leviathan

Leviathan (リヴァイアサン) is the dragon worshipped as the "Sea God" at the Seabed Temple. For Judgment Day, the dragon forms a contract with Noelle Silva.

Appearance
Leviathan takes the form of a giant, serpentine dragon.

Personality
When the world is in crisis, Leviathan becomes enraged and wakes from his slumber. He then seeks out a strong partner with whom to vent its anger.

Biography
Sensing the threat of Judgment Day, Leviathan wakes from his slumber and looms over the Seabed Temple, seeking a strong Water Mage with whom to make a contract. Kahono brings Noelle Silva back to the Temple so that the Black Bull can become the dragon's partner.

Days later, Noelle confronts her resurrected mother and assimilates Leviathan into Valkyrie Dress, entering its Dragon Form.

Abilities

 * Immense Magic Power: Leviathan is a creature with an immense amount of magic power.

Trivia

 * Leviathan is a monstrous sea serpent in the mythology of Abrahamic religions.