Histonia

Third Demon King Histonia (第三魔王ヒーストニア) is one of the six candidates for the title of "Great Demon King".

History
One would normally need Fire Dew to deepen shallow spells, but Histonia was able to deepen them without using Fire Dew.

Abilities

 * Immense Magic Power: Histonia has enough power to be considered an Inviolable Water, an extremely powerful being in the Silver Water Holy Sea.