Rough Stone is a normal quest treasure from Lumacie Archipelago.
|Buy various items from the Treasure shop||5-15|
|Upgrade Revenant Weapons (step 1)||100|
- Chapter 13/39/52 Free Quest: Whiff of Danger - 20 AP (wooden chest, -characters only, 2-4 per quest)
- Drop from Normal and Hard Yggdrasil raids (wooden chest)