Engrave Chest - Master Channeler
Client records describe this reading. They do not confirm availability in gameplay.
Current client record
Engrave your chest or robe with the Master Channeler rune: Your Drain Life is no longer channeled, lasts 15 sec with a 15 sec cooldown, costs 100% more mana, and heals you for 50% more each time it deals damage.
Sourced change history
No changes in the tracked log could be matched to this record. This does not mean the ability or item has never changed.