Ancient Weapons
The Ancient Weapons are said to be the most devastating power in the One Piece world. They are often labeled as 'power that can destroy the world'. It is still not much known about their true power nor how many of them exist out there. The only thing that is known that they still exist hidden somewhere in this world, sleeping until they get revived.
Some of the Poneglyphs contain information on where the Ancient Weapons can be found and how they work. The weapons that so far have been revealed by name are: