It should be added as part of the Divine Protection perk node on Attunement of Grace.
"Divine Protection—Hold the grenade button to turn your grenade into a Blessing, which acts as a health pickup which heals and shields allies. Shows current health of nearby allied players."
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[quote]It should be added as part of the Divine Protection perk node on Attunement of Grace. "Divine Protection—Hold the grenade button to turn your grenade into a Blessing, which acts as a health pickup which heals and shields allies. Shows current health of nearby allied players."[/quote] That would be awesome, it should definitely be a warlock's perk, hunters and titans won't need that.