Angel of Serenity (SLD 1377)

Creature — Angel • Mana cost: {4}{W}{W}{W} • Secret Lair Drop • Mythic

Flying
When this creature enters, you may exile up to three other target creatures from the battlefield and/or creature cards from graveyards.
When this creature leaves the battlefield, return the exiled cards to their owners' hands.

Illustrated by Nephelomancer.