Neithal, Archmagus of Life

Flash, Lifelink, Flying
Instants, sorceries, enchantments, planeswalkers and creatures you control have lifelink.
Whenever Neithal enters the battlefield, you may cast target instant or sorcery with converted mana cost 4 or less from your graveyard for {0}.
Whenever you gain life, you may exile the top card of your library, if you do, you may play that card.
"Fire is not destruction, it is life."