Delsgade

Demon King Castle Delzogade (魔王城デルゾゲード, Maō-jō Deruzogēdo) is Anos's castle 2,000 years ago. It is now used as the Demon King Academy.

History
2,000 years ago, Anos killed the God of Destruction Aberneyu and made him the castle Delzogade.

Arena
Main article: Arena

Dungeon
The students took their dungeon test for finding artifacts here.