Immortal Treasure Chest Key is a level 55 Superior item in the Key category of AION Retail 4.9. The quest [Event] Secret of the Map Piece rewards it.

Where to get

Rewarded by

Quest	Reward	Quantity
[Event] Secret of the Map Piece	Basic reward	5

Similar items

Item	Grade	Level
Common Treasure Chest Key	Common	55
Heavy War Chest Key	Superior	55
Shining War Chest Key	Heroic	55
Marvelous Crystal	Fabled	65
Amplification Stone	Mythic	65
Old Key	Junk	50