Top-grade Scroll: PK
Double-click to decrease the PK count by 10. Can only be used in Floran Village. Can be used if the PK count is 1 or higher. Not available when wielding Demonic Sword Zariche or Blood Sword Akamanah.
Not dropped by monsters.
Cannot be spoiled.
The chances are official (x1). On servers with x10, x100 and higher rates, drop and spoil come more often.