Rune of Invocation
UncommonConsumableItem level 40Requires level 1
Usable by 
“Teaches you a new Engraving ability.”
Rune of Invocation
Binds when picked up
Unique
Classes: Warlock
Requires Level 1
Teaches Engrave Belt - Invocation: Engrave your belt with the Invocation rune: Applying Corruption, Immolate, Curse of Agony, Unstable Affliction, Shadowflame, or Siphon Life will cause you to deal instant damage to the target equal to one tick of the spell's periodic damage. Refreshing any of those spells when it has less than 6 seconds duration remaining will cause you to deal instant damage to the target equal to the spell's remaining periodic damage.
“Teaches you a new Engraving ability.”