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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.

Prismatic Crystal (七色結晶) is a mineral found in the New World in Mass for the Dead.


After the Catastrophe, the Great Tomb of Nazarick discovered these minerals and began to mine them for their use.[1]


A rainbow-colored crystal.


A limit breaking item that can be used for two types: "characters" and "skills." According to Demiurge, while the principle for Prismatic Crystal is still currently unknown, the downgraded NPCs, those who have reached the level cap will be able to overcome the cap and grow by using it.[2]

In the game, if a player has a character with a mystery level of 5 and gets the same character, the character will be converted to a crystal based on the rarity.

There are three types of Prismatic Ores: "Large;" "Medium," and "Small." Each which can help break through a character's level. Large crystals are converted from level 5 characters. Medium crystals from level 4 characters. Small crystals from 2 or 3 level characters.


  • Prismatic Crystals seem to be based on the Prismatic Ores in the main series.
  • These items are offered as rewards in Mass for the Dead special events.