Lady Elta, Who Bleeds For You

When this creature enters the battlefield you may pay X life. Return target creature with converted mana cost X or less to it's owners hand.
Sacrifice this creature: Regenerate target creature.
Lose five life: Return Lady Elta, Who Bleeds For You from your graveyard to your hand.
"Only one house can be trusted with blood magic, and they do not live enviable lives."