Bargain, Bargain (You may sacrifice an artifact, enchantment, or token as you cast this spell. Then you may do it again.)

Search your library for a card, exile it face down, then shuffle. If this spell was bargained, Search your library for two cards instead, exile them face down, then shuffle. If this spell was bargained twice, you may cast the exiled cards without paying their mana cost. Put the exiled cards into your hand if it wasn’t cast this way.