Lifegiver

Livegiver or Life Giver is a perk in Fallout, Fallout 2, Fallout 3, Fallout: New Vegas, Fallout 4, Fallout 76, Fallout Tactics, J.E. Sawyer's Fallout Role-Playing Game, and Lionheart.

Effects
A straightforward max health bonus, with a varying utility between games.

Behind the scenes
The image and title of this perk is a Vault Boy presented in a manner consistent with representations of Jesus Christ.