Reservoir

Your maximum essence is increased by 100% while your Simulacrum is active.

Unlocked at level 63

Blighted Marrow

Damage is increased by 15% for each enemy Bone Spear passes through.

Bone Spear's damage turns into Poison.

Unlocked at level 7

Brittle Touch

Enemies become brittle increasing their chance to be crit by 5% for 5 seconds each time they are hit with Corpse Lance.

Corpse Lance's damage turns into Cold.

Unlocked at level 21

Molting

Leaves a corpse at your original location when used.

Unlocked at level 49

Devouring Aura

Becomes an aura that consumes all corpses within 15 yards to restore 11 Essence per corpse.

The range of this effect is increased by 50% of your gold pickup radius.

Unlocked at level 38

Frozen Lands

Enemies in the Land of the Dead are periodically frozen.

Unlocked at level 43