Power Shift

Damage is increased by 10% each time damage is dealt. Max 10 stacks.

Siphon Blood's damage turns into Poison.

Unlocked at level 35

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

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

Metabolism

Provides an additional charge but doubles the health cost.

Unlocked at level 60

Aura of Frailty

Becomes an aura that curses all enemies within 15 yards.

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

Unlocked at level 39

Ricochet

Corpse Lance has a 20% chance to ricochet to one additional target.

Corpse Lance's damage turns into Poison.

Unlocked at level 34