Overlord Wiki
Overlord Wiki
GA.png Non-Canon: REMINDER! This page is considered as among one of the many pure game contents found exclusive in Mass for the Dead only. It includes the new standalone characters that had a first-time appearance in the game. Meanwhile, the old characters had a different role and fate than from the main storyline in the official books. For that reason, it has no connections to the canon story materials of Overlord Light Novel series. The content that you had read here are based on the Overlord mobile game.

Chaos Zone (混沌領域) is an otherworldly dimension where the Chaos Beasts emerged in Mass for the Dead.


The result from a crack in reality in "this world," leading to the Chaos Zone which suddenly comes and goes.

Needless to say, it is not clear what is waiting. Different enemies existences are assumed like Shadows. Their behavior is unexpected, and the situation is left to the discretion.

Momonga who is interested in this strange phenomenon sends a team to survey this mysterious space and bring back as much useful information and resources as possible for himself and the Great Tomb of Nazarick.

In a Chaos Zone, strange shadows lurk in the background and appear vaguely humanoid.[1]


The Chaos Zone manifests as a crack in reality leading to a void-like dimension filled with purple-blue fog where many monsters lurk. The zone serves as a special event zone and periodic occurs in the game at designated times:


  • March 13, 2019 @ 3:00 PM[2]
  • April 19, 2019 @ 3:00 PM[3]
  • May 8, 2019 @ 3:00 PM[4]
  • June 12, 2019 @ 3:00 PM[5]
  • August 19, 2019 @ 3:00 PM[6]
  • September 12, 2019 @ 3:00 PM[7]
  • November 20, 2019 @ 3:00 PM[8]
  • January 5, 2020 @ 3:00 PM[9]
  • April 10, 2020 @ 3:00 PM[10]
  • June 12, 2020 @ 3:00 PM[11]


  • The Chaos Zone allows players in the game to acquire point rewards and ranking rewards by accumulating event points that can be earned by completing quests.
  • In a special game event, the Takemikazuchi Shrine was created within specialized Chaos Zone.[12]
  • In a chapter of the main story of the game, the visual of the Chaos Zone was reused as the setting for the world created by Depiction of Nature and Society.[13]



Click on the images to enlargen them.