Seraphiel, Lifeline Herald

Flying, Lifelink
Retribution strike - Whenever one or more angels you control attack, return target Angel card from your graveyard to your hand.

Angelic Support - Whenever you gain life, create a 2/2 seraphim creature token with Flying and lifelink.

Mutual Destruction - {t} Pay 40 life: target opponent loses 40 life.

"Hope ascends with every sacrifice."