Originally Posted by
Tigore
We've probably got so much little things adding up to the healers not needing to heal very much that we probably need the newer encounter damage to increase to "fix" the issue first. Forsaken Roe's Aetherblight idea does look good as one to add. It also gives us a reason to consider Esuna and could open up an AoE Esunaga niche for a healer too. More than likely, SGE could probably get that one.
I believe Snow also mentioned an HP sharing cooldown as another secondary cooldown for a healer to possibly get (SGE maybe?). I can confirm this works well for Shamans in WoW and this makes the off tank HP more useful.