After the Catastrophe, the Great Tomb of Nazarick discovered these minerals and began to mine them for their use.
A rainbow-colored crystal.
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," "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.