Enhanced Shadow Ingot
An Enhanced Shadow Ingot, the result of research by Shadai, Ishuma, and the Blacksmith of Mammon. If you go to Neti in the Town of Gludio, you can enhance your Shadow weapon.
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.