Woku Protector

Spirit transfer {3}{g} (Exile this card from your graveyard. Search your library for a creature card that shares a colour with it, reveal it, and put it into your hand. Then shuffle your library. Activate this ability only any time you could cast a sorcery.)
When Woku Protector enters the battlefield, gain 2 life.
When Woku Protector leaves the battlefield, you may exile target creature with converted mana cost 3 or less.