Armor Core

"You've proven yourself worthy. Bring this to Variks in the Reef to redeem for a piece of armor."

- In-game description

An Armor Core is a material rewarded for completing Prison of Elders challenges. Before the April Update It could be exchanged with Variks, the Loyal for a piece of armor, or combined with a Weapon Core to purchase a reward package with random loot from Variks.

It can now be turned in for reputation with House of Judgment