Crystallization

Each enemy hit has their attack speed reduced by 20% and your attack speed is increased by 3% for 3 seconds stacking up to 10 times.

Bone Spear's damage turns into Cold.

Unlocked at level 25

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

Satiated

Increases maximum life by 2% for 2 seconds for each corpse devoured.

Unlocked at level 23

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

Shallow Graves

Every 10 enemies killed extends the duration by 1 second up to a maximum of 2 seconds.

Unlocked at level 53