Forbidden Hoard

The Forbidden Hoard spawns at various locations around the Forbidden Reach. The chest contains a Zskera Vault Key, roughly 500 Elemental Overflow, and occasionally a Primalist loot token or an Untapped Forbidden Knowledge.

While on Plunder Siege, Atrenosh's Journal can be found inside.

Opening ten hoards is the objective of Forbidden Spoils, itself a criterion of You Know How to Reach Me.

Atop a tower in Caldera of the Menders at south of the Support Creche guarded by a Territorial Proto-Drake.

In a small unnamed cave northeastern of Caldera of the Menders at guarded by two Scythid Aggressors.

Inside the Earth-Warder's Cauldron at of the upper War Creche beneath the Old Weyrn Grounds guarded by three Spellsworn Guards.

Inside the broken tower of Lost Atheneum at on the high floor, guarded by three Tarasek Plunderers.

Inside the Lost Grotto of Caldera of the Menders at guarded by two Scythid Aggressors.

On the western Frosted Spine at in a small cave guarded by a Territorial Proto-Drake.

On the eastern Frosted Spine at on a remote plateau guarded by a Territorial Proto-Drake.

East of the Froststone Vault at at the spring that feeds the river guarded by three Tarasek Plunderers.

North of the Lost Atheneum at in a small unnamed cave guarded by fungarians.

East of the Old Weyrn Grounds at on a small island in the river guarded by two Spellsworn Guards.

Northeast of the Old Weyrn Grounds at across the river in a small cave guarded by three Tarasek Plunderers.

On the southwest Shrouded Coast at inside a tower near the pass to the Caldera of the Menders guarded by four Irontide Freebooters.

On the northeast Shrouded Coast at at sea level by the vrykul shipwreck guarded by two skeletal Drowned Pillagers.

At Skyward Watch at inside a tower off the northwestern shore of the Forbidden Reach guarded by five Refti Confiscators.

South of the Stormsunder Crater at on a small island guarded by two Farscale Raiders.

In the Tempest Cove at on a small island guarded by four Irontide Swoopers.