Devourer. Upon performing an execution, heal an additional 10 health. Early Reaper. Upon Spawn or being Revived, your next attack deals 30% bonus damage (even on block). Works with Feats.
What is Shield for honor?
A game where the player never dies by properly utilizing healing throughout the map (and a touch of luck to avoid unwinnable situations). In this case Shields Up will only proc once the entire game, giving the player a rather piddly single use 15 overshield boost throughout the entire game.
What does the aegis perk do?
Any shields you get, whether it be from other perks or people's feats, will be increased by the percentage it says. Which is 20%.