Edge Blade
From Wiki Old Metin2
Information
Classes: Warrior, Ninja, Sura
3 Stone sockets
Weapon has Half Human and Devil bonus, these bonus, attack speed and level requirement increase with each weapon upgrade. Weapon can be turned into Edge Blade +9 if the upgrade to +1 fails
Server Bonus Changes
Attack Value raised by 30
Origin
Give one Exorcism Sword+9, two Blessing Scrolls, and one Fencing Pamphlet to Seon-Pyeong to receive an Edge Blade+0. This upgrade has a success rate of 100%, so you cannot lose your weapon. This is the only way to obtain this weapon.