Mana Stones

Mana Stones (마석은) are magical stones found in dungeons and monsters that contains Mana used as a new source of energy.

Appearance
TBA.

Purposes
The Mana stones collected from dungeons have been used as a new source of energy or electricity, and can even be used to develop new medicine and useful materials. Additionally, magic and science were combined and various new technologies would be discovered.

Restrictions
TBA.