- Source: Killing Blackwyrm and getting a Brilliant Blackwyrm Chest has a chance to drop a Blackwyrm Weapon Chest. The Weapon Chest takes 3 keys to open, or a Brilliant Moonwater Key. Weapon Chest only comes from Brilliant, normal chest does not have it.
- Use: Offering for weapons level 21-50
Submitted by: Random Color (Jiwan)