Arthur Mourne

 (アーサー モーン, Āsā Mōn), otherwise referred to as the Lich-King, and generally referred to by his epithets Lich-King of Iceberg and Master of the Everlasting Tundra respectively, was a powerful Lich and the de-facto ruler of Iceberg

Arthur Mourne and his Tundra Knights were the primary antagonists of the Iceberg Lich Arc, having been commanded by their Demon Master, Mammon, to protect the Mirror of Desire from destruction by the hands of a vengeful Delilah Gardner and her friends.

Magic and Abilities
Immense Magical Power:

Behind the Scenes

 * Following the naming conventions undertaken by Another Poetic Spartan, was named after Famous Individuals and/or Puns. In this case,  was taken from