Halloween Golden Key Alchemy Pack

Right-click to Use and obtain one of the following items:
80.9%Astral Crystal x30
13%Astral Crystal x35
6%Astral Crystal x40
0.1%Astral Crystal x100

You also have a chance to obtain one of the following items (not guaranteed):
96.69%Halloween Cosplay Set Revelation Codex Gift Box x1
0.5%Ancient Grecian Set (M) x1
0.5%Meow Maid (F) x1
1%Ancient Grecian Set (M) x1
1%Meow Maid (F) x1
0.01%Tier 7 Moon Essence Gift Box x1
0.3%Codex Secret Key x1

If you open 9 lucky bags in a row without obtaining 「Codex Secret Key」, you are guaranteed to obtain it on the 10th opening