Where does Olroth's Crest of the Sun drop?

Olroth's Crest of the Sun starts dropping in areas of level 65 and above.

How many Olroth's Crest of the Sun stack in one slot?

Olroth's Crest of the Sun stacks up to 10 per inventory slot.

Expedition

Can be used at the Verisium Anvil to transform Unique items.

The Knights of the Sun defined what it means to be a hero in a world full of monsters, mysteries, and darkness.

Except where noted: Removes a random modifier and augments a Rare item with a new guaranteed modifier