Undying Heart

Legendary Resource
This item might not be obtainable

A heart of undead energy. This item is used to craft Tuning Orb to allow access to expeditions.

Replaced With
Corrupted Sliver
Bind On Pickup 0.3 Weight Max Stack: 10000
No Source

We can't find any source for this item (quests reward, drop, etc). It's highly probable this item is not obtainable right now.