Superion Codex Box
Double-click to obtain Superior Giant's Codex - Chapter 1 (5 pcs.). Additionally, you can obtain one of the following items: Superior Giant's Codex Manuscript - Mastery (3 pcs.), Superior Giant's Codex - Mastery Chapter 1 (1 pc.), Chaos Essence Box.
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.