You can’t compare mercy with all other support, but on ana and moira. Because mercy obviously heals more than zen, brig and lucio.
But on ana and moira I leave you what animetic wrote (I think you know it):
This in response to what he wrote goodman:
To ryan’s question:
But leaving this exchange of ideas aside, I answered you about what animetic wrote.
I rely on what blizzard and top 500 or GM players say, you only on what you want. I’m not saying that surely it will come buff, but there is this possibility.
EDIT:I allowed myself to see your profile, you don’t play mercy, I wonder why …