Grand Dragon Leviathan

The Grand Dragon, The Great Leviathan is a monstrous Sea Serpent Like Dragon that brought the end of Atlantis. This creature is also the creator of The Seal of Orichalcos. The Leviathan's arch enemy is Poseidon.

In Christian Mythology, The Leviathan is described as a Sea Serpent. In the Bible, It says, "Out of It's Mouth come Burning Lights. Sparks of Fire Shoot out." Mainly due to the fact that The Leviathan also controls The Seas as well, as Poseidon.

Trivia

 * The Levaithan is the Dragon Form of Leviathan, The Demon Lord of Envy in The Kingdom of Darkness.