Vael, Fury Unbound

Flying, Haste, Trample
When Vael, Fury Unbound enters the battlefield
from the graveyard it deals 3 damage to
each creature and player.
At the beginning of your end step, if you control
Vael, Fury Unbound and a creature named
Illuna, Fate Unbound, exile them, then meld
them into Illuvael, Angel of Rebirth.
Partner with Illuna, Fate Unbound.