Mysterious Black Scrollx3
Normal


When you drag this Scroll to an Equipment Item, you can upgrade that Item and give it an option.

[Apply grade]
Rare, Epic, Unique

[Acquisition]
Horoll's Craft Box
Booty of Tower

[You can't give an option to Normal grade item but can try to upgrate to 'Rare' grade]
[It has powerful upgrade effect of Item.]

Unique Item Seal
Normal


When you drag the seal onto the equipment item, it can change the item to tradeable state.

[Apply grade]
Unique

[Acquisition]
Horoll's Craft Box
Booty of Tower

[Item which is under Unique grade requires normal Item Seal]

Item Seal
Normal


When you drag the seal onto the equipment item, it can change the item to tradeable state.

[Apply grade]
Normal, Rare, Epic

[Acquisition]
Mine Dungeon Boss Golem
Horoll's Craft Box
Available in the Shop

[Item which is over Unique grade requires Unique Item Seal]