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Copper (銅) is a metal found within the YGGDRASIL and the New World.


Copper is used as the lowest denomination in the New World currency. Copper alongside silver pieces were the basic units of currency in villages.[1][2] In addition, copper was the lowest adventurer rank, signifying the rookie level.[3]


it is a red-brown metal.


Besides copper being the lowest denomination in the New World Currency. In addition, it was a useful substance for anti-surveillance countermeasures. Copper could interfere with spells used to eavesdrop, observe or detect locations.[4]


  • If you converted the price of a copper coin into the Japanese Yen, it would be about 1000 yen.
  • ¼ of the copper coins were made from brass.[5]
  • The daily salary of a farmer would be about 6 copper coins.
  • While copper was the lowest grade of metal, incorporating copper sheets into walls was expensive.[6]


  1. Overlord First Half Chapter 10: Negotiations
  2. Overlord Volume 01 Chapter 4: Conflict
  3. Overlord Volume 02 Chapter 1: The Two Adventurers
  4. Overlord Volume 09 Chapter 2: Preparations for the Battle
  5. Overlord First Half Chapter 11: Knowledge
  6. Overlord First Half Chapter 85: Various Countries Part 3
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